S-1 — المواصفات العامة للتركيبات الكهربائية
L وحدات الإضاءة
الصفحة 52 في الوثيقة الأصلية
عرض PDFL. LIGHTING FITTINGS:
L.1 FLUORESCENT LIGHTING FITTINGS:
L.1.1 STANDARDS:
Fluorescent fittings shall comply with the following standards as appropriate:
IEC/BS EN 60598-1
Luminaires - Part 1: General requirements and tests
IEC/BS EN 60598-2-1
Luminaires. Part 2-1: Particular requirements - Fixed general
purpose luminaires
IEC/BS EN 60598-2-2
Luminaires - Part 2-2: Particular requirements - Recessed
luminaires
IEC/BS EN 60529
Degrees of protection provided by enclosures
IEC/BS EN 62262 Degrees of protection provided by enclosures for electrical
equipment against external mechanical impacts (IK code)
IEC/BS EN 60081 Double-capped fluorescent lamps - Performance
specifications
IEC/BS EN 60901 Single-capped fluorescent lamps - Performance
specifications
IEC/BS EN 60921
Ballasts for tubular fluorescent lamps - Performance
requirements
IEC/BS EN 60929
A.C. Supplied Electronic Ballasts for tubular fluorescent
lamps - Performance requirements
IEC/BS EN 61347-2-1 Lamp controlgear - Part 2-1: Particular requirements for
starting devices (other than glow starters)
IEC/BS EN 61347-2-3 Lamp controlgear - Part 2-3: Particular requirements for a.c.
and/or d.c. supplied electronic controlgear for fluorescent
lamps
IEC/BS EN 61347-2-7 Lamp controlgear - Part 2-7: Particular requirements for
battery supplied electronic controlgear for emergency
lighting (self-contained)
IEC/BS EN 61347-2-8 Lamp controlgear - Part 2-8: Particular requirements for
ballasts for fluorescent lamps
IEC/BS EN 61547 Equipment for general lighting purposes - EMC immunity
requirements
IEC/BS EN 60061 Lamp caps and holders together with gauges for the control
of interchangeability and safety. Part 1: Lamp caps
BS EN 55015
Limits and methods of measurement of radio disturbance
characteristics of electrical lighting and similar equipment
52
IEC/BS EN 61000-4-2 Electromagnetic compatibility (EMC) - Part 4-2: Testing
and measurement techniques - Electrostatic discharge
immunity test
BS EN 55014-1 Electromagnetic compatibility. Requirements for household
appliances, electric tools and similar apparatus Emission
BS EN 60432 Incandescent lamps. Safety specifications Tungsten halogen
lamps for domestic and similar general lighting purposes
IEC/BS EN 61195
Double-capped fluorescent lamps - Safety specifications
L.1.2 Submittals:
The contractor shall submit the following for approval before ordering the lighting fittings:
a) Fully detailed technical Manufacturer Catalogues showing the type of the fitting
proposed, photometric data, rated voltage, insulation class, degree of protection, max.
working temperature, type & size of internal wiring, etc..
b) Full te chnical details of the electronic ballast including manufacturer, type , max.
temperature rise, etc..
c) Sample of each type of the proposed lighting fitting.
L.1.3 All fluorescent fittings shall be of first class quality, made by reputable manufacturers from the
standard ranges of product and illustrated in their catalogues and suitable in all respects for
trouble free operation at 240 volts, 50 Hz single phase supply and at an ambient temperature of
45°C. Fluorescent fitting shall be complete with all internal wiring.
L.1.4 All fittings and associated equipment shall be of the proven best quality and current models,
for which replacement parts and lamps are and will be available for the normal expected useful
life of the fittings and associated equipment.
L.1.5 The fluorescent fittings shall have Class-1 insulation with provision of earthing and shall be
manufactured and tested to fully comply with the requirements of IEC/BS EN 60598 . For
special applications the Class of Insulation of the fitting shall selected accordingly and shall be
approved by the Engineer.
L.1.6 Each fluorescent fitting shall be protected against environmental conditions at which the fitting
will be fixed and shall comply with individual specification of each type of fitting described in
the following General Standard Fitting Drawings.
L.1.7 Lamp holders shall be of good heat resisting insulating material capable to prevent, in extended
normal use, any electrical or mechanical failure. Contacts shall be resilient and shall provide
adequate contact pressure.
L.1.8 Fluorescent tube shall be Day Light colour with a colour temp. between 500 0 to 6400 K. The
tube shall be T8 or T5 having diameter 26 mm. and less. T12 tube is not acceptable.
53
L.1.9 The fluorescent lighting fitting shall have electronic controlgear/ballast with integrated inrush
current limiter, harmonic suppresser, flicker free warm start, suitable for high switching
frequency and shall meet the following specifications:-
a) The electronic ballast shall be suitable for operation of all types of fluorescent lamps and
for 240 Volts, 50 H z single phase supply and an ambient temperature of up to 55
degrees centigrade.
b) The ballast shall be either discrete electronic or integrated circ uit, rapid or instant start
and designed to operate at a frequency of 30 KHz or greater.
c) It shall withstand power line transients as def ined in IEC 61000 and shall tolerate a
supply voltage variation of (+/-) 10 percent.
d) The power factor rating shall be 0.95 or higher.
e) The lamp crest factor shall measure 1.7 or less.
f) The total harmonic distortion (THD) of the input current to the integrated circuit ballast
shall not exceed 20 percent of the input current.
g) The Ballast Lumen Factor of the ballast shall not be lower than 0.95 or higher than 1.05
with reference to a standard conventional ballast.
h) The maximum inrush current of the ballast shall not exceed 15A peak at starting and
shall not last longer than 0.5 milliseconds.
i) The electronic ballasts shall be Class "A" sound rated and UL Class "P" thermally
protected.
j) The ballast shall fully comply with the relevant IEC/BS specifications concerning the
generation of both EMS (electromagnetic interference) and RFI (radio frequency
interference).
k) The b allast case temperatures shall not exceed 2 0 degree rise above a 4 5 degree C
ambient.
l) The ballast shall be compatible with other electrical equipment including, infrared and
ultrasonic occupancy control devices, energy management systems, variable frequency
motor controls and personal computers.
L.1.10 Individual ballast shall be provided for each lamp. Twin lamps of up to 21 watt may have a
common instant start ballast.
L.1.11 The internal wiring shall be not less than 0.75 mm 2 size with silicone rubber insulation or high
temperature rated P.V.C., clipped neatly in position. Other heat resisting wires with similar
properties may be accepted.
L.1.12 Earthing terminal shall be provided for each fitting.
L.1.13 A dimmable electronic ballast with DALI (Digital Addressable Lighting Interface) control
having control input of 1 -10 volts shall be provided as and where d eemed necessary and
applicable.
54
Fluorescent Fitting Batten Type
Fitting Series A1
Protection Class IP20
Construction
Batten type fluorescent fittings comprising of white stove enamel finished
heavy gauge steel sheet channel section base with cover of ample
dimensions to house electronic controlgears.
Mounting
Fitting shall be suitable for fixing directly to the ceiling or wall.
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A1/1/14
1 - 550 mm - 14 watts
A1/1/18
1 - 600 mm - 18 watts
A1/1/28
1 - 1150 mm - 28 watts
A1/1/35
1 - 1450 mm - 35 watts
A1/1/36
1 - 1200 mm - 36 watts
A1/1/58
1 - 1500 mm - 58 watts
A1/2/35
2 - 1450 mm - 35 watts
A1/2/36
2 - 1200 mm - 36 watts
A1/2/58
2 – 1500 mm - 58 watts
55
Fluorescent Fitting Reflector Type
Fitting Series A2
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A2/1/35
1 - 1450 mm - 35 watts
A2/1/36
1 - 1200 mm - 36 watts
A2/1/58
1 - 1500 mm - 58 watts
A2/2/35
2 - 1450 mm - 35 watts
A2/2/36
2 - 1200 mm - 36 watts
A2/2/58
2 - 1500 mm - 58 watts
56
Protection Class IP20
Construction
Body shall be stove enamelled sheet steel channel section base of ample
dimensions to house electronic controlgears and provided with a stove
enamelled sheet steel reflector , white inside and other approved colour
outside.
Mounting
Fitting should be suitable for fixing direct to the ceiling or suspended
from the ceiling by means of two 3/4" dia. conduits.
Fluorescent Fitting With Diffuser
Fitting Series A3
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A3/1/35
1 - 1450 mm - 35 watts
A3/1/36
1 - 1200 mm - 36 watts
A3/1/58
1 - 1500 mm - 58 watts
A3/2/35
2 - 1450 mm - 35 watts
A3/2/36
2 - 1200 mm - 36 watts
A3/2/58
2 - 1500 mm - 58 watts
A3/4/14
4 - 550 mm - 14 watts
A3/4/18
4 - 600 mm - 18 watts
57
Protection Class IP20
Construction
Body shall be made from heavy gauge sheet steel or aluminum stove
enamelled white inside and outside , or other approved colour outside.
The fitting shall be provided with low brightness louv re ensuring
minimum glare according to International Standards. The louv re shall be
white stove ename lled finish with V shape longitudinal and transverse
vanes to give optimum light distribution.
The louv re shall be so arranged that it can be easily removed for
maintenance. Louvres fixed by screws are not accepted.
All electronic controlgears and accessories shall be so housed within the
fitting in such a way that they cannot be seen from below.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Fitting should he suitable for fixing directly to the ceiling or suspended
from the ceiling by means of two suspension rods with ceiling bracket
by fitting manufacturer only.
Fluorescent Fitting Recessed Type
Fitting Series A4
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A4/1/35
1 - 1450 mm - 35 watts
A4/1/36
1 - 1200 mm - 36 watts
A4/1/58
1 - 1500 mm - 58 watts
A4/2/35
2 - 1450 mm - 35 watts
A4/2/36
2 - 1200 mm - 36 watts
A4/2/58
2 - 1500 mm - 58 watts
A4/4/14
4 - 550 mm - 14 watts
A4/4/18
4 - 600 mm - 18 watts
58
Protection Class IP20
Construction
The fitting shall be fully recessed mounted in the false ceiling and
matching the type of false ceiling used. Body shall be made from heavy
gauge sheet steel, or aluminum stove ename lled white inside. The fitting
shall be provided with low brightness louvre ensuring minimum glare
according to International Standards. The louv re shall be mirror finish
and from polished anodized aluminum with V shape longitudinal and
transverse vanes to give optimum light distribution.
The louv re shall be so arranged that it can be easily removed for
maintenance. Louvres fixed by screws are not accepted.
All electronic controlgears and accessories shall be so housed within the
fitting in such a way that they cannot be seen from below.
The fitting shall comply with IEC/BS EN 60598-2-2.
Mounting
Fitting shall be suitable for installation with the type of false ceiling and
shall be co-ordinated with false ceiling details and suitable for fixing into
false ceiling by means of both ends threaded hanger rods with anti -rust
coated nuts.
Vapour, Chemical and Dust Proof Fluorescent Fitting
Fitting Series A5
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A5/1/35
1 - 1450 mm - 35 watts
A5/1/36
1 - 1200 mm - 36 watts
A5/1/58
1 - 1500 mm - 58 watts
A5/2/35
2 - 1450 mm - 35 watts
A5/2/36
2 - 1200 mm - 36 watts
A5/2/58
2 - 1500 mm - 58 watts
59
Protection Class IP54
Construction
The housing shall be of glass fibre reinforced non -flammable polyester
resistant to aggressive chemical reactants. The diffuser shall be of non
discolouring plastic material from clear polymethacrylate or poly
carbonate and the fitting shall be provided with white enamelled steel
reflector or aluminum. All electronic controlgears shall be mounted on a
hinged tray. The fitting shall be suitable for outdoor use where the
maximum temperature may reach 84°C.
The fitting shall comply with IEC/BS EN 60598.
Mounting
The fitting shall enable versatile, individual or row mounting either
directly on ceiling or wall or horizontal suspension as recommended by
manufacturer.
Weather Proof Fluorescent Fitting
Fitting Series A6
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A6/1/35
1 - 1450 mm - 35 watts
A6/1/36
1 - 1200 mm - 36 watts
A6/1/58
1 - 1500 mm - 58 watts
A6/2/35
2 - 1450 mm - 35 watts
A6/2/36
2 - 1200 mm - 36 watts
A6/2/58
2 - 1500 mm - 58 watts
60
Protection Class IP54
Construction
Weatherproof and dust tight fluorescent light fitting shall consist of a
glass-fibre reinforced base for housing the electronic controlgears and
water proof lamp holders as required. The fitting shall be suitable for
outdoor use where the maximum temperat ure may reach 84°C. The base
should be provided with ¾” dia. conduit entry at the top and at the two
ends and necessary covers shall be provided for unused conduit entry.
The fitting shall comply with IEC/BS EN 60598.
Mounting
The fitting shall be suitable direct fixing to ceiling or wall.
Water Proof Fluorescent Fitting
(For Marina & Similar Locations)
Fitting Series A7
Protection Class IP65
Construction
The housing shall be of Alu-zinc sheet steel, deep drawn, seamless with
epoxy powder coated finish in grey or other approved colour. The
diffuser shall be of clear non discolouring acrylic material of minimum 5
mm. thickness sealed with neoprene gasket and the fitting shall be
provided with white enamelled steel reflector or aluminum. All
electronic controlgears shall be mounted on a hinged tray. The fitting
shall be suitable for outdoor use where the maximum temperature may
reach 84°C.
All electronic controlgears and accessories shall be so housed within the
fitting in such a way that they cannot be seen from below.
Mounting
The fitting shall be suitable for direct bulkhead or deckhead mounting.
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A7/1/35
1 - 1450 mm - 35 watts
A7/1/36
1 - 1200 mm - 36 watts
A7/1/58
1 - 1500 mm - 58 watts
A7/2/35
2 - 1450 mm - 35 watts
A7/2/36
2 - 1200 mm - 36 watts
A7/2/58
2 – 1500 mm - 58 watts
61
Fluorescent Fitting For Explosive
Atmospheres of Gas or Vapour
(Division 2 areas as defined in BS5345 Part 7 •1979)
Fitting Series A8
Protection Class IP65
Construction
The housing shall be of glass -fibre reinforced non-flammable
polyester resistant to aggressive chemical reactants. The diffuser shall
be of acrylic or polycarbonate material and the fitting shall be
provided with white enamelled steel reflector or aluminum. All
electronic controlgears shall be mounted on a hinged tray.
The fitting shall comply with IEC/BS EN 60598-2-5.
Test certificate to prove that fitting suitable for zone 2 shall be
provided.
Mounting
The fitting shall enable versatile, individual or row mounting either
directly on ceiling or wall or horizontal suspension as recommended
by manufacturer.
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A8/1/35
1 - 1450 mm - 35 watts
A8/1/36
1 - 1200 mm - 36 watts
A8/1/58
1 - 1500 mm - 58 watts
A8/2/35
2 - 1450 mm - 35 watts
A8/2/36
2 - 1200 mm - 36 watts
A8/2/58
2 – 1500 mm - 58 watts
62
Fluorescent Fittings for Mirror and Ceiling
or Wall of Bathrooms
Fitting Series A9
\ /
Protection Class IP65
Construction
Body shall be made from metal or fiber-glass. The diffuser shall be of non
discolouring plastic material. The fitting shall comply with IEC/BS EN
60598 and suitable and completely safe for use in bathrooms.
All electronic controlgears and accessories shall be so housed within the
fitting in such a way that they cannot be seen from below.
Mounting
Fitting shall be suitable for fixing direct to the ceiling or wall.
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A9/1/14
1 - 550 mm - 14 watts
A9/1/18
1 - 600 mm - 18 watts
A9/1/14S
1 - 550 mm - 14 watts. The fitting shall be provided with shaver socket
complying with IEC/BS EN 61558.
A9/1/18S
1 - 600 mm - 18 watts . The fitting shall be provided with shaver socket
complying with IEC/BS EN 61558.
63
Self-Contained Emergency Light Fittings
Fitting Series A10
Protection Class IP40
Construction
The fittings shall comprise of metal housings stove enameled white inside
and other approved colour outside. The unit shall contain sintered nickel
cadmium battery. A constant current charger, silicone transistor inverter
and solid state change-over switch. The batteries shall be capable of
supplying power to the fluorescent tubes as specified in the schedule for
3 hours under normal conditions. These light fittings will not operate, but
on the failure of normal supply, they shall be immediately switched on.
The battery should recharge automatically on supply resumption. The
fittings shall be provided with a vandal-resistant opal poly-carbonate or
acrylic diffuser.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Fitting shall be suitable for ceiling or wall mounting.
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A10/1/8
1 - 300 mm - 8 watts
A10/2/8
2 - 300 mm - 8 watts
64
Exit Sign Self-Contained Luminaires
Fitting Series A11
Protection Class IP20
Construction
Surface mounted exit sign constructed from sheet steel or aluminum,
with internal surfaces finished in white stove enamel and external surface
in white or other approved colours.
The face panel is constructed from self-extinguishing opal diffuser with
the legend "EXIT" in English and Arabic, 125mm high screen-printed in
green.
The fitting shall be suitable for fluorescent tubes as specified in the
schedule.
The fitting comprises a sealed, sintered nickel cadmium battery, a
constant current charger, a silicon transistor inverter and solid state
change-over circuit. In the event of mains failure fluorescent tube
provide instant emergency lighting for 3-hours.
The fitting shall comply with IEC/BS EN 60598-2-22.
Mounting
Fitting shall be suitable for either wall mounting or suspended from the
ceiling by 2 suspension rods provided by fitting manufacturer.
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A11/1/8M
1 - 300 mm - 8 watts fluorescent tube (Maintained)
A11/2/8 2 - 300 mm - 8 watts fluorescent tube (Sustained i.e. one mains one
emergency)
A11/1/8N
1 - 300 mm - 8 watts fluorescent tube (Non-Maintained)
65
Black Board Lighting Fitting
Fitting Series Al2
Protection Class IP20
Construction
The housing shall be of heavy gauge sheet steel white stove enamel
finished inside green or approved colours outside. The reflector shall be
asymmetrical pure aluminum.
The fitting shall comply with IEC/BS EN 60598.
Mounting
The fitting shall be either wall mounting by bracket or suspended from
the ceiling by rods.
All bracket mounting shall suspension rods shall be provided by fitting
manufacturer.
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A12/1/35
1 - 1450 mm - 35 watts
A12/1/36
1 - 1200 mm - 36 watts
A12/1/58
1 - 1500 mm - 58 watts
66
L.2 DISCHARGE & INCANDESCENT LIGHTING FITTINGS (GENERAL):
L.2.l STANDARDS:
Discharge and incandescent lighting fittings shall comply with the following standards as
appropriate:
IEC/BS EN 60598-1
Luminaires - Part 1: General requirements and tests
IEC/BS EN 60598-2-1
Luminaires. Part 2: Particular requirements. Section One:
Fixed general purpose luminaires
IEC/BS EN 60598-2-5
Luminaires - Part 2-5: Particular requirements - Floodlights
IEC/BS EN 60923
Auxiliaries of Lamps - Ballasts for discharge lamps -
Performance requirements
IEC/BS EN 61049 Capacitors for use in tubular fluorescent and other discharge
lamp circuits. Performance requirements
IEC/BS EN 60064 Tungsten filament lamps for domestic and similar general
lighting purposes - Performance requirements
IEC/BS EN 60188 High-pressure mercury vapour lamps - Performance
specifications
IEC/BS EN 60662 High-pressure sodium vapour lamps - Performance
specifications
IEC/BS EN 61547 Equipment for general lighting purposes - EMC immunity
requirements
IEC/BS EN 62262 Degrees of protection provided by enclosures for electrical
equipment against external mechanical impacts (IK code)
IEC/BS EN 60061 Lamp caps and holders together with gauges for the control
of interchangeability and safety. Part 1: Lamp caps
IEC/BS EN 61347-2-1 Lamp controlgear - Part 2-1: Particular requirements for
starting devices (other than glow starters)
IEC/BS EN 61347-2-3 Lamp controlgear - Part 2-3: Particular requirements for a.c.
and/or d.c. supplied electronic controlgear for fluorescent
lamps
BS EN 55015
Limits and methods of measurement of radio disturbance
characteristics of electrical lighting and similar equipment
67
L.2.2 The light fitting and their component (Lamp holder, Controlgear, lamps, wiring) shall comply
with the relevant IEC/BS wherever specified and fully suitable for use in the climatic condition of
the site.
L.2.3 All lighting fitting shall be furnished complete with internal wiring, lamp holders, lamps and
suspension accessories in addition to integral controlgear for mercury, sodium and metal halide
light fitting.
L.2.4 All high pressure mercury vapour, sodium and metal halide light fittings shall be provided with
240 volt, 50 Hz., ballast complying with IEC/BS EN 60923 and power factor correction capacitor,
leak-proof metallic container type, complying with IEC/BS EN 61049 for improving power factor
to 0.85 or better and suitable ignitor for sodium and metal halide lamps.
L.2.5 The drawing of the light fitting is given as general shape for guidance.
68
HIGH BAY FIITING
FITTING SERIES Bl
Protection Class IP20
Construction
The body shall be of aluminum finished in grey or other approved colour
for housing the controlgear. The reflector shall be of anodized pure
aluminum.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Hook on 20mm conduit.
Type of fitting
Wattage of Lamp
Type of Lamp
B1/1
250W
High pressure mercury vapour lamp
B1/2 400W High pressure mercury vapour lamp
B1/3 150W High pressure sodium lamp
B1/4 250W High pressure sodium lamp
B1/5 400W High pressure sodium lamp
B1/6 250W Metal halide
B1/7 400W Metal halide
69
LOW BAY FITTING
FITTING SERIES B2
Protection Class As mentioned.
Construction
The body shall be of Die-Cast Aluminum finished in grey or other
approved colour for housing the controlgear.
The reflector shall be of anodized pure aluminum with prismatic acrylic
or polycarbonate refractor.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Suspension recommended by manufacturer.
Type of fitting
Degree of
Protection
Wattage of
Lamp
400W
250W
400W
Type of Lamp
B2/1
IP20 125W
High pressure mercury vapour lamp
B2/2 IP54 125W - do -
B2/3 IP20 250W - do -
B2/4 IP54 250W - do -
B2/5 IP20 125W
High pressure sodium lamp
B2/6 IP54 125W - do -
B2/7 IP20 250W - do -
B2/8 IP54 250W - do -
70
Protection Class IP20
Construction
The fitting housing is of sheet steel or aluminum white stove enamelled
finished or other approved colour.
The Transverse louvers shall be fabricated from steel white stove
enameled finished or aluminum.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Fitting shall be suitable for fixing directly to the ceiling
Type of fitting
Wattage of Lamp
Type of Lamp
B3/1
125W
High pressure mercury vapour lamp
B3/2 250W - do -
B3/3 150W High pressure sodium lamp
B3/4 250W - do -
71
SECURITY PERIMETER AND ROADWAY LUMINAIRE
FITTING SERIES B4
Protection Class IP65
Construction
The body shall be from die-cast aluminum finished in bronze or other
approved colour. The front cover shall be moulded prismatic
polycarbonate or thermal shock-resisting glass.
The fitting shall be suitable for outdoor use where the maximum
temperature may reach 84°C.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Fitting shall be suitable for fixing directly to the wall.
Type of fitting
Wattage of Lamp
Type of Lamp
B4/1
80W
High pressure mercury vapour lamp
B4/2 125W - do -
B4/3 70W High pressure sodium lamp
B4/4 150W - do -
72
FLOOD LIGHT
FITTING SERIES B5
Protection Class IP65
Construction
Housing shall be of die-cast aluminum or die-cast silumin.
Attachment bracket of hot-dip galvanized steel and the reflector of
anodized high purity aluminum.
Stainless steel toggles
Toughened heat resistant front glass.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Mounting by flood light bracket.
Type of fitting
Wattage of Lamp
Type of Lamp
B5/1
1x250W
High pressure mercury vapour lamp
B5/2 1x400W - do -
B5/3 1x150W High pressure sodium lamp
B5/4 1x250W - do -
B5/5 1x400W - do -
B5/6 1x250W Metal halide
B5/7 4x400W - do -
73
BULK-HEAD FITTING
FITTING SERIES B6
Protection Class IP65
Construction
The body and front frame shall be of cast metal. Front frame shall be
screwed to the body by stainless-steel screw.
The diffuser shall be of prismatic glass and reflector shall be of pure
Aluminum.
The fitting shall be suitable for outdoor use where the maximum
temperature may reach 84ºC.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Fitting shall be suitable for fixing directly to the wall or
ceiling.
Type of fitting
Wattage of Lamp
Type of Lamp
B6/1
60W
Incandescent lamp
B6/2 100W - do -
B6/3 50W High pressure sodium lamp
B6/4 70W - do -
B6/5 80W High pressure mercury vapour lamp
B6/6 125W - do -
74
DISPERSIVE REFLECTOR
FITTING SERIES B7
Protection Class IP20 for Indoor and IP65 for Outdoor
Construction
Dispersive Reflector suitable for indoor or outdoor applications,
constructed of Heavy Gauge sheet steel finished vitreous enamel,
white inside and other approved colour outside. Reflectors to be
fitted with "Saaflux" detachable tops and shall be suitable for
suspension by means of 3/4" B.T. conduit complete with skirted all-
porcelain lamp holder. Diameter of reflector & type of lamp holder
as specified
Mounting
Suspension.
Type of fitting
Nominal Diameter of
Reflector
Type of Lamp
B7/1
350 mm. 150W. G.L.S
B7/2 400 mm. 250W. G.L.S
B7/3 450 mm. 300/500W. G.L.S
B7/4 500 mm. 1000/1500W. G.L.S
75
L.3 LED LIGHTING FITTINGS:
Aiming at a greener environment, MEW, Kuwait has taken a step ahead on the energy
conservation program by introducing the use of LED technology for lighting. MEW encourages
and recommends the use of LED lighting for all new projects where suitable. Keeping in mind the
rapid and continuous development of the LED technology, the below standards and specifications
are to be considered as a basic guideline and such standards/specifications when applied shall
comply with the latest versions of the said standards and established recommendations from
IEC/BS/IES/IESNA/IEEE/ANSI.
L.3.1 STANDARDS:
LED lighting fittings shall comply with the following standards as appropriate:
IEC/BS EN 60598-1
Luminaires - Part 1: General requirements and tests
IEC/BS EN 60598-2-1
Luminaires. Part 2-1: Particular requirements - Fixed general
purpose luminaires
IEC/BS EN 60598-2-2
Luminaires - Part 2-2: Particular requirements - Recessed
luminaires
IEC/BS EN 62504 General lighting - LEDs and LED modules - Terms and
definitions
IEC/BS EN 62717 LED Modules for general lighting – Performance
requirements
IESNA TM-16-05 Technical Memorandum on Light Emitting Diode (LED)
Sources
IESNA TM-21-11 Projecting Long Term Lumen Maintenance of LED Light
Sources
IES/IESNA LM-79-08 Approved Method: Electrical and Photometric
Measurements of Solid- State Lighting Products
IES/IESNA LM-80-08 Approved Method for Measuring Lumen Maintenance of
LED Light Sources.
IES/IESNA LM-82-12 Approved Method for Characterization of LED Light
Engines and LED Lamps for Electrical and Photometric
Properties as a Function of Temperature
ANSI/NEMA C78.377-
2011
American National Standard for Chromaticity of Solid State
Lighting Products.
ANSI/IESNA RP-27.3-07 Recommended Practice for Photobiological Safety for Lamps
- Risk Group Classification and Labeling
NEMA SSL 3-2010 High-Power White LED Binning for General Illumination
IEC/BS EN 60529
Degrees of protection provided by enclosures
76
IEC/BS EN 62262 Degrees of protection provided by enclosures for electrical
equipment against external mechanical impacts (IK code)
IEC/BS EN 62471 Photobiological safety of lamps and lamp systems
BS EN 55015
Limits and methods of measurement of radio disturbance
characteristics of electrical lighting and similar equipment
IEC/BS EN 61547
Equipment for general lighting purposes - EMC immunity
requirements
IEC/BS EN 61000-3-2 Electromagnetic compatibility (EMC) Limits. Limits for
harmonic current emissions (equipment input current ≤ 16
A per phase)
IEC/BS EN 61000-3-3 Electromagnetic compatibility (EMC) Limits. Limitation of
voltage changes, voltage fluctuations and flicker in public
low-voltage supply systems, for equipment with rated
current ≤ 16 A per phase
IEEE 519-1992
IEEE Recommended Practices and Requirements for
Harmonic Control in Electric Power Systems.
IEEE C62.41.2-2002
Recommended Practice on Characterization of Surges in
Low-Voltage (1000V and Less) AC Power Circuits
L.3.2 Submittals:
The contractor shall submit the following for approval before ordering the lighting fittings:
a) Fully detailed technical Manufacturer Catalogues showing the type of the LED fitting
proposed, overall dimensions, photometric data, rated voltage, insulation class, degree of
protection, max. working temperature, type & size of internal wiring, etc..
b) Full technical details of the driver including manufacturer, type, catalogue number, driver
efficiency, input watts, max. temperature rise, etc.. Manufacturer‟s technical catalogue shall
also be submitted.
c) Lighting calculations using the latest version of DIALux lighting design software for all typical
lighting installations of the project.
d) Light distribution tables per 1000 lumens including IES files.
e) Test reports from an independent test laboratory that shows total lumens of the luminaire
(absolute photometry) and test report for other electrical tests.
f) LM79 test report for the luminaire with all significant product data and all performance data
including including Total Luminous Flux, Luminous Efficacy (lm/W) , Correlated Color
Temperature (CCT), Color Rendering Index (CRI), Power Factor, Wattage, Driver Current,
Chromaticity Coordinates and so on.
g) LM80 report from LED vendor for LED used in luminaire with all pertinent data concerning
conditions of testing, ambient conditions, type of equipment, type of LED source including
numbers tested, operating cycle, drive current for life test, initial luminous flux, lumen
maintenance data, failures, etc.
77
h) LM82 test report for the luminaire detailing on the results of measurement of electrical and
photometric properties as a function of temperature with all significant product data and all
performance data including Input Power/Voltage/Current, Luminous Flux, Luminous Efficacy
(lm/W), Chromaticity Coordinates, Correlated Color Temp erature (CCT), Driver Temperature
and so on.
i) Analysis of LED lumen maintenance that includes as a minimum i) Measured LED junction
temperature for a given test condition and extrapolated for an ambient temperature of 45 oC ii)
LED drive current and iii) LE D manufacturer‟s data that clearly correlates LED junction
temperature and LED drive current to lumen maintenance.
j) Factory Pre -release Reliability test reports for the LED (chip, diode or package) from Joint
Electron Devices Engineering Council (JEDEC), or similar international approved equivalent
organization.
k) Report/Certification in accordance with the requirements of IEC/BS EN 62471 for the
Photobiological Safety of the luminaire to ensure it is classed “Exempt”.
l) Thermal management test report
m) UL listing certificate or CE certificate of conformity
n) Five (5) years guarantee on the indoor luminaire, t en (10) years guarantee on the outdoor
luminaire and ten (10) years guarantee the driver for free replacement.
o) Sample of each type of the proposed lighting fitting.
L.3.3 All LED fittings shall be of first class quality, made by reputable manufacturers from the standard
ranges of product and illustrated in their catalogues and suitable in all respects for trouble free
operation at 240 volts, 50 Hz single phase supply and at an ambient temperature of 45°C. Fittings
shall be complete with all internal wiring.
L.3.4 All fittings and associated equipment shall be of the proven best quality and current models, for
which replacement parts, like drivers, LED modules, etc. are and will be available for the normal
expected useful life of the fittings and associated equipment.
L.3.5 The LED fittings shall have Class -1 insulation with provision of earthing and shall be
manufactured and tested to fully comply with the requirements of IEC/BS EN 60598. For special
applications the Class of Insulation of the fitting shall selected accordingly and shall be approved
by the Engineer.
L.3.6 Each LED fitting shall be protected against environmental conditions at which the fitting will be
fixed and shall comply with individual specification of each type of fitting described in the
Contract Drawings.
L.3.7 The LEDs shall be manufactured in accordance with ANSI/NEMA/ANSLG C78.377 -2011 or
similar approved International Standard and shall be from MEW approved manufacturers.
L.3.8 The LEDs shall be high brightness white light emitting Diodes (LEDs) with individual
efficacy of minimum 120 to 140 Lumens/watt arranged modularly to provide the required lighting
output. All lumen figures shall be Deliver (Hot) Lumens.
L.3.9 The white LED binning structure must comply in all respects with the requirements of the NEMA
Publication No. SSL 3 -2010 "High -Power White LED Binning for General Illumination” as a
minimum and the LEDs shall only be from MacAdam Ellipse Step-3 or Step-4 Bins.
78
L.3.10 The LEDs shall provide cool white light and the colour temperature shall be between 5000K and
6400K with a colour rendering index of not less than 70.
L.3.11 The LEDs shall be removable/replaceable on site by modular means without any possible risk to
maintaining luminaire photometry and without the need to demount the luminaires for sake of
future upgrading/maintenance requirements.
L.3.12 The LED luminaire system efficacy shall be greater than 100 lumens/watt at 45 degrees centigrade
ambient temperature and 95% relative humidity. This shall be supported by the LM -82-12 test
report from an accredited laboratory.
L.3.13 The driver of the LED luminaires unit shall be highly reliable one with a des ign life time of
minimum fifteen (15) years at 45 oC ambient temperatures. The LED drivers shall be an integral
part of the LED luminaires and shall meet the following requirements:
a) Drivers shall be 1-10v dimmable and have a minimum efficiency of 85%.
b) Case (Tc oC) Temperature rating -40oC to minimum +80oC and at a minimum 95% Relative
Humidity (RH). Driver/Fixture to have some means of built-in overheat thermal protection in
the form of automatic dimming or stepping/holding down of the driver where temp erature
exceeds operational limits. Thermal cut -out devices which turn the fixture LEDs completely
off are not acceptable.
c) The Driver and driver output current must be shown to be fully tested and compatible with
the exact LED chips/engine of the luminair e. All information provided and the cost
analysis/payback calculations should be calculated with the exact drive current including the
calculation for the life cycle, life and resultant increase or decrease of the energy consumption
if applicable.
d) Input voltage: 240V + 10%, single phase, 50 Hz.
e) Power supplies shall be UL Class 1 or II output or similar European CE or International
equivalent.
f) Surge protection: Must be tested in accordance to the requirements of IEEE Recommendation
C62.41.2-2002, Scenario I Location Category C or International equivalent.
g) Drivers shall have a Power Factor (PF) of L: ≥ 0.90.
h) Drivers shall comply with BS EN 55015 and IEC/BS EN 61000 -3-2, 3-3 with regard to the
RFI and EMC compliances. Drivers shall also be RoHS Compliant.
i) Drivers shall have a total individual luminaire Harmonic Distortion (THD) of:≤ 20% in
accordance with IEC/BS EN 61000 -3-2 or ANSI C82.77 (2002). The Contractor shall
measure the harmonic at the supply point (LV side of the distribution substation) after the
installation of all the LED fixtures and adopt harmonic compensation methods to limit the
total harmonics distortion in the supply voltage to maximum 5% as per IEEE 519
Regulations.
L.2.10 The internal wiring shall be not less than 0.75 mm 2 size with silicone rubber insulation or high
temperature rated P.V.C., clipped neatly in position. Other heat resisting wires with similar
properties may be accepted.
L.2.11 Earthing terminal shall be provided for each fitting.
79
M.
M.1
M.1.1
M.1.2
M.1.3
M.1.4
M.l.5
M.1.6
M.2
M.2.1
M.2.1
M.2.2
M.2.3
80
PAINTING AND FINISHING
GENERAL
All painting and finishing shall be conducted generally in accordance with the following specifications:
BS EN ISO 1461 Hot Dip Galvanized Coatings on Iron and Steel Articles.
BS EN ISO 8501 Preparation of steel substrates before application of paints and related products.
BS EN ISO 14713 Zinc coatings. Guidelines and recommendations for the protection against corrosion
of iron and steel in structures
All metal surfaces, whether painted or otherwise, shall be suitably protected against rust or corrosion.
Metal work which is normally painted may have to be patched up or repainted after erection as necessary.
Where the installation is to be painted, all oil, dust and other foreign matter shall be removed from
equipment and its accessories.
All metal surfaces shall be properly cleaned, prepared and primed before finish painting.
Unless other wise specified all exterior and interior painted surfaces of switchboards, distribution
boards, motor control centres, isolators, trunking, busbar trunking, etc. shall be finished light grey gloss
finished, or other approved colour.
All fluorescent luminaires shall be finished gloss white. The ceiling plates modular flush luminaires shall
be finished semi-gloss white.
GALVANIZING:
The surface preparation shall be as follows:
a) Before galvanizing, surfaces shall be degreased and pickled. The pickling process shall be such as to
ensure the removal of all mill scale and other surface defects. There after it shall be neutralized prior
to galvanizing.
b) Before zinc spray coating, surfaces shall be shot blasted.
Galvanizing shall be applied by the hot process to give an average coatin g minimum permissible value of
610 g/m2 above 5mm. steel thick and 460 g/m2 between 2 and 5mm. steel thickness for all fabricated
steel articles.
Galvanized surfaces shall have an etching primer applied before painting.
Oversize tapping or retapping of female threads shall be provided where the bolt or male thread is hot dip
galvanized. Nuts shall be tapped to 0.4 mm oversize after galvanizing and the threads shall be oiled.
Bolts and screwed rods shall be galvanized after thread forming.
The threads of all bolts and screwed rods shall be cleared of spelter by spinning or brushing. A die shall not
be used for cleaning the threads unless approved by the Engineer.
M.3
M.3.1
M.3.2
M.3.3
M.3.4
M.3.5
M.3.6
M.3.7
M.3.8
M.3.9
PAINTING OF GALVANIZED MATERIAL:
Before painting all galvanized parts shall be completely clean and free from rust, scale or grease and all
external rough surfaces shall be filled.
Except for nuts, bolts and washers which may have to be removed for maintenance purposes, all
external surfaces shall receive a minimum of three coats of paint.
The priming coat shall be applied immediately after cleaning, no further painting shall be done until
the works tests have been carried out.
After inspection and test and before dispatch to site, all external surfaces shall be thoroughly cleaned,
touched up as necessary and a second coat applied of a shade of colour easily distinguishable from the
priming and final coat.
All surfaces shall be cleaned down, touched up as necessary and a final coat applied of a glossy and
non-fading light grey colour paint.
Damage to paint work incurred during transport or erection shall be made good by thoroughly
cleaning and applying the full number of coats originally specified.
Exposed un galvanized nuts, bolts and washers which may have to be removed for maintenance purposes
shall have a minimum of one coat of paint after erection.
If the final coat is not applied at the works, the period between the application of the second and the
final coats shall not exceed three months unless otherwise directed by the Engineer.
The internal surfaces of cubicles and boxes containing wiring or other apparatus which are dispatched
to site in an assembled condition shall be finish painted before inspection and testing.
81
SECTION II
INSTALLATION DETAILS
AA. General Electrical Installation:
AA.1 The installation shall be carried out in accordance with the latest issue of M.E.W. Regulations
For Electrical Installation.
AA.2 Throughout the electrical installation the Loop-In system of wiring shall be employed.
AA.3 The general electrical installation shall be carried out by means of single core P.V.C. insulated
Cables in conduits or in trunkings. Where the conduits are buried in the wall, ceiling or floor, P.V.C.
conduits and accessories shall be used. For surface installation galvanized conduits and accessories
shall be used in location where they will be subjected to mechanical damage.
AA.4 Trunking with accessories shall be used where large numbers of single core P.V.C. insulated
cables are run together. The size of trunking and accessories shall be such that a space factor of
45 % is not exceeded.
AA.5
Particular attention shall be given to the following:-
a) The installation shall be neat, tidy and all runs in walls shall be truly vertical or horizontal.
b) The conduit system, joint boxes, loop boxes etc., shall be firmly supported.
c) The system shall be clean and free of sharp edges, burrs etc.
d) Due allowance shall be made for expansion and contraction.
e) As far as possible conduit runs shall not cross building expansion joints; where they do,
flexible conduit joints shall be provided.
AA.6 Conduit shall be installed at least 150 mm clear of, and preferably under, hot pipes (steam or
water) and 50mm clear of gas, water and any other services.
AA.7 Not more than two right angle bends shall be allowed in any conduit run without the provision of
an inspection fitting for drawing in purposes between them.
AA.8 Conduits shall not be dismantled for wiring, and must be capable of being wired complete without
draw wires being installed during erection.
AA.9 Where false ceilings exist, all conduits shall be fixed to the truss or to the surface of the slabs and
dropped to loop-in boxes at false ceiling level.
Conduits shall not be run over the supports intended to carry false ceiling without prior
permission of the Engineer.
AA.10 For galvanized steel conduit all the joints shall be screwed, care shall be taken in planning the
conduit runs to avoid the use of running joints. All conduit shall be free from rust patches or
mechanical damage and shall be adequately protected from damage whilst stored on site. All
exposed threads, die marks and other abrasions shall be painted with two coats of an approved
metallic paint immediately the conduit is installed.
82
AA.11
AA.12
AA.13
A.14
BB.
BB.1
BB.2
BB.3
For nonmetallic conduit all the joints shall be made with proprietary fittings and an approved adhesive. The
conduits and fittings shall be entirely suitable for the environment and the temperature range that will be met in
service. The installation shall cater for the differential expansion and contraction that will occur between the
conduit and the structure to which it is attached.
Where flexible conduits are installed a separate earth conductor shall be provided and under no circumstances
shall the flexible tubing be used for earthing.
The trunking shall be attached to the building frame work and walls or supported on hanger or brackets as
appropriate.
All trunkings shall be free from rust patches or mechanical damage. All abrasions on metallic trunking shall be
painted with two coats of an approved metallic paint immediately the trunking has been installed. Damaged
trunking shall be replaced to the satisfaction of the Engineer.
Where trunking passes through ceiling and walls the cover shall be firmly fixed at150mm either side in ceilings
and floors and 250mm either side of walls. Approved fire resisting Internal barriers and external seals shall be
provided to prevent the spread of fire through floors and walls, and ceilings.
Where trunking crosses a building expansion joint flexible connections shall be provided. In addition us
allowance shall be made for thermal expansion.
Cable trunking where specified or where offered instead of or in addition to conduit shall be complete with all
the necessary proprietary bends, tees, sets, angles, cable restraining straps, covers and other accessories.
Cables shall not be installed in trunking until the section is complete. Each group of cables comprising a circuit
shall be secured at 300 mm intervals with approved type, nonmetallic buckles. The circuit reference of each
group shall be identified with an approved type of label, spaced at 1800mm intervals on straight runs, and
150mm back from all tees and bends.
For non-metallic cable trunking all joints between sections of the trunking shall be made with a connecting
sleeve. Clip in metal or PVC partitions shall be provided where compartmented cable trunking is required. The
partitions shall be of steel when screening and segregating mixed services. The installation shall cater for the
differential expansion and contraction that will occur between the trunking and the structure to which it is
attached. Adequate supports shall be provided to prevent any visible sagging of the trunking run.
Light Fittings:
Pendant fitting switch sphere shall be suspended by means of their standard manufacturer's suspension with ball
swing joint.
Pendant fluorescent fittings shall be suspended by means of two numbers of heavy gauge galvanized steel
conduits and two numbers of ball dome covers.
For light fittings fixed directly to the boxes, sufficient long sleeve of suitable heat resisting material e .g.,
Silicone bonded glass braiding shall be provided at the end of each conductor of the fixed wiring.
83
CC. Installation of Equipment:
Water heater, Water cooler, incinerators, Air conditioner, etc. shall be wired as specified in the schedule of
points and shall be controlled by 20 amp. D.P. Switches.
From the control switch a conduit with 3x2.5 or 4 sq. mm. PVC insulated cable shall run to a junction box
located near the equipment. From the junction box a 3 core 2.5 or 4 sq. mm. PVC Insulated PVC she athed
flexible cord shall be provided up to the terminal of the equipment except for water heaters. For water heaters
the connection from junction box shall be by Silicone rubber insulated flexible cord.
DD. Installation of KWH Meter:
All Kwh meters should be handed over to the Ministry of Ele ctricity & Water for calibration before final
erection and connection.
EE. Installation of Underground Cables:
The underground cables shall be laid in tranches 75cm. below the ground level. The sides of trenches shall be
trimmed neatly and the bottom shall be leveled and smoothed. The width of the trenches shall not be less than
40cm. After the cables are laid, the trenches shall be backfilled to a depth of 15cm. with fine selected soil free
from lumps, metallic or other foreign Inclusion s or, where required by Engineer, by washed sand. The
remainder of the trench shall be back -filled in an approved manner with soil , which shall be rammed down and
thoroughly consolidated.
Where two or three cables are laid in one trench, the cables shall be pulled straight and spaced not less than
15cm. (Centre line to centre line).
Where the cables cross the asphalted roads and en ter into buildings they should pass through UPVC or HDPE
pipes as indicated on the drawings. The duct should extend one metre beyond the kerb line of the road in either
side.
The proposed routes of cables are shown on the layout drawings. The contractor should check location of other
services and shall submit final cable routes drawings for approval of the Electrical Engineer before
commencement of any cable laying work.
All cable joint s shall be carried out by experienced and approved jointers and all j ointing material shall be
supplied by the contractor.
84
FORM E
This Form to Be Completed By The Tenderer As Well As Electrical
Contractor & To Be Submitted With The Offer:
1. Name of Tenderer : ………………………………………………
2. Name of Elect. Contractor : ……………………………………………...
3. Registration No. & C.T.C. Category
reference of Electrical Contractor : ………………………………………………….
4. Detail of working hand with proposed Elect. Contractor:.............................................. ............
Govt.
Cont.
NO.
Type of
Building
Cont.
Amount
Date of commencement
& Completion.
1
2
3
4
5
Information of Electrical
Supervisory
Elect. Engineer Elect. Supervisor
1 Name and Age of
2 Technical qualification of
3 Previous Experience of
We confirm that:
1. The statements given above are true, to the best of our knowledge and it is known to us that C.T.C. reserves the right to
refuse to award contract to us if the above statements are found to be incorrect.
2. The Electrical Engineer will be available for a minimum period of Two (2) hours, every second day at site and at exact
time as arranged with the Engineer of Ministry of Electricity &Water.
3. The Electrical Supervisor will be available at site during working hours and he will not supervise any other project.
Tenderer Electrical Contractor
Name of
Signature:
Position in company of the person
signing:
Date:
85
L.1 FLUORESCENT LIGHTING FITTINGS:
L.1.1 STANDARDS:
Fluorescent fittings shall comply with the following standards as appropriate:
IEC/BS EN 60598-1
Luminaires - Part 1: General requirements and tests
IEC/BS EN 60598-2-1
Luminaires. Part 2-1: Particular requirements - Fixed general
purpose luminaires
IEC/BS EN 60598-2-2
Luminaires - Part 2-2: Particular requirements - Recessed
luminaires
IEC/BS EN 60529
Degrees of protection provided by enclosures
IEC/BS EN 62262 Degrees of protection provided by enclosures for electrical
equipment against external mechanical impacts (IK code)
IEC/BS EN 60081 Double-capped fluorescent lamps - Performance
specifications
IEC/BS EN 60901 Single-capped fluorescent lamps - Performance
specifications
IEC/BS EN 60921
Ballasts for tubular fluorescent lamps - Performance
requirements
IEC/BS EN 60929
A.C. Supplied Electronic Ballasts for tubular fluorescent
lamps - Performance requirements
IEC/BS EN 61347-2-1 Lamp controlgear - Part 2-1: Particular requirements for
starting devices (other than glow starters)
IEC/BS EN 61347-2-3 Lamp controlgear - Part 2-3: Particular requirements for a.c.
and/or d.c. supplied electronic controlgear for fluorescent
lamps
IEC/BS EN 61347-2-7 Lamp controlgear - Part 2-7: Particular requirements for
battery supplied electronic controlgear for emergency
lighting (self-contained)
IEC/BS EN 61347-2-8 Lamp controlgear - Part 2-8: Particular requirements for
ballasts for fluorescent lamps
IEC/BS EN 61547 Equipment for general lighting purposes - EMC immunity
requirements
IEC/BS EN 60061 Lamp caps and holders together with gauges for the control
of interchangeability and safety. Part 1: Lamp caps
BS EN 55015
Limits and methods of measurement of radio disturbance
characteristics of electrical lighting and similar equipment
52
IEC/BS EN 61000-4-2 Electromagnetic compatibility (EMC) - Part 4-2: Testing
and measurement techniques - Electrostatic discharge
immunity test
BS EN 55014-1 Electromagnetic compatibility. Requirements for household
appliances, electric tools and similar apparatus Emission
BS EN 60432 Incandescent lamps. Safety specifications Tungsten halogen
lamps for domestic and similar general lighting purposes
IEC/BS EN 61195
Double-capped fluorescent lamps - Safety specifications
L.1.2 Submittals:
The contractor shall submit the following for approval before ordering the lighting fittings:
a) Fully detailed technical Manufacturer Catalogues showing the type of the fitting
proposed, photometric data, rated voltage, insulation class, degree of protection, max.
working temperature, type & size of internal wiring, etc..
b) Full te chnical details of the electronic ballast including manufacturer, type , max.
temperature rise, etc..
c) Sample of each type of the proposed lighting fitting.
L.1.3 All fluorescent fittings shall be of first class quality, made by reputable manufacturers from the
standard ranges of product and illustrated in their catalogues and suitable in all respects for
trouble free operation at 240 volts, 50 Hz single phase supply and at an ambient temperature of
45°C. Fluorescent fitting shall be complete with all internal wiring.
L.1.4 All fittings and associated equipment shall be of the proven best quality and current models,
for which replacement parts and lamps are and will be available for the normal expected useful
life of the fittings and associated equipment.
L.1.5 The fluorescent fittings shall have Class-1 insulation with provision of earthing and shall be
manufactured and tested to fully comply with the requirements of IEC/BS EN 60598 . For
special applications the Class of Insulation of the fitting shall selected accordingly and shall be
approved by the Engineer.
L.1.6 Each fluorescent fitting shall be protected against environmental conditions at which the fitting
will be fixed and shall comply with individual specification of each type of fitting described in
the following General Standard Fitting Drawings.
L.1.7 Lamp holders shall be of good heat resisting insulating material capable to prevent, in extended
normal use, any electrical or mechanical failure. Contacts shall be resilient and shall provide
adequate contact pressure.
L.1.8 Fluorescent tube shall be Day Light colour with a colour temp. between 500 0 to 6400 K. The
tube shall be T8 or T5 having diameter 26 mm. and less. T12 tube is not acceptable.
53
L.1.9 The fluorescent lighting fitting shall have electronic controlgear/ballast with integrated inrush
current limiter, harmonic suppresser, flicker free warm start, suitable for high switching
frequency and shall meet the following specifications:-
a) The electronic ballast shall be suitable for operation of all types of fluorescent lamps and
for 240 Volts, 50 H z single phase supply and an ambient temperature of up to 55
degrees centigrade.
b) The ballast shall be either discrete electronic or integrated circ uit, rapid or instant start
and designed to operate at a frequency of 30 KHz or greater.
c) It shall withstand power line transients as def ined in IEC 61000 and shall tolerate a
supply voltage variation of (+/-) 10 percent.
d) The power factor rating shall be 0.95 or higher.
e) The lamp crest factor shall measure 1.7 or less.
f) The total harmonic distortion (THD) of the input current to the integrated circuit ballast
shall not exceed 20 percent of the input current.
g) The Ballast Lumen Factor of the ballast shall not be lower than 0.95 or higher than 1.05
with reference to a standard conventional ballast.
h) The maximum inrush current of the ballast shall not exceed 15A peak at starting and
shall not last longer than 0.5 milliseconds.
i) The electronic ballasts shall be Class "A" sound rated and UL Class "P" thermally
protected.
j) The ballast shall fully comply with the relevant IEC/BS specifications concerning the
generation of both EMS (electromagnetic interference) and RFI (radio frequency
interference).
k) The b allast case temperatures shall not exceed 2 0 degree rise above a 4 5 degree C
ambient.
l) The ballast shall be compatible with other electrical equipment including, infrared and
ultrasonic occupancy control devices, energy management systems, variable frequency
motor controls and personal computers.
L.1.10 Individual ballast shall be provided for each lamp. Twin lamps of up to 21 watt may have a
common instant start ballast.
L.1.11 The internal wiring shall be not less than 0.75 mm 2 size with silicone rubber insulation or high
temperature rated P.V.C., clipped neatly in position. Other heat resisting wires with similar
properties may be accepted.
L.1.12 Earthing terminal shall be provided for each fitting.
L.1.13 A dimmable electronic ballast with DALI (Digital Addressable Lighting Interface) control
having control input of 1 -10 volts shall be provided as and where d eemed necessary and
applicable.
54
Fluorescent Fitting Batten Type
Fitting Series A1
Protection Class IP20
Construction
Batten type fluorescent fittings comprising of white stove enamel finished
heavy gauge steel sheet channel section base with cover of ample
dimensions to house electronic controlgears.
Mounting
Fitting shall be suitable for fixing directly to the ceiling or wall.
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A1/1/14
1 - 550 mm - 14 watts
A1/1/18
1 - 600 mm - 18 watts
A1/1/28
1 - 1150 mm - 28 watts
A1/1/35
1 - 1450 mm - 35 watts
A1/1/36
1 - 1200 mm - 36 watts
A1/1/58
1 - 1500 mm - 58 watts
A1/2/35
2 - 1450 mm - 35 watts
A1/2/36
2 - 1200 mm - 36 watts
A1/2/58
2 – 1500 mm - 58 watts
55
Fluorescent Fitting Reflector Type
Fitting Series A2
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A2/1/35
1 - 1450 mm - 35 watts
A2/1/36
1 - 1200 mm - 36 watts
A2/1/58
1 - 1500 mm - 58 watts
A2/2/35
2 - 1450 mm - 35 watts
A2/2/36
2 - 1200 mm - 36 watts
A2/2/58
2 - 1500 mm - 58 watts
56
Protection Class IP20
Construction
Body shall be stove enamelled sheet steel channel section base of ample
dimensions to house electronic controlgears and provided with a stove
enamelled sheet steel reflector , white inside and other approved colour
outside.
Mounting
Fitting should be suitable for fixing direct to the ceiling or suspended
from the ceiling by means of two 3/4" dia. conduits.
Fluorescent Fitting With Diffuser
Fitting Series A3
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A3/1/35
1 - 1450 mm - 35 watts
A3/1/36
1 - 1200 mm - 36 watts
A3/1/58
1 - 1500 mm - 58 watts
A3/2/35
2 - 1450 mm - 35 watts
A3/2/36
2 - 1200 mm - 36 watts
A3/2/58
2 - 1500 mm - 58 watts
A3/4/14
4 - 550 mm - 14 watts
A3/4/18
4 - 600 mm - 18 watts
57
Protection Class IP20
Construction
Body shall be made from heavy gauge sheet steel or aluminum stove
enamelled white inside and outside , or other approved colour outside.
The fitting shall be provided with low brightness louv re ensuring
minimum glare according to International Standards. The louv re shall be
white stove ename lled finish with V shape longitudinal and transverse
vanes to give optimum light distribution.
The louv re shall be so arranged that it can be easily removed for
maintenance. Louvres fixed by screws are not accepted.
All electronic controlgears and accessories shall be so housed within the
fitting in such a way that they cannot be seen from below.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Fitting should he suitable for fixing directly to the ceiling or suspended
from the ceiling by means of two suspension rods with ceiling bracket
by fitting manufacturer only.
Fluorescent Fitting Recessed Type
Fitting Series A4
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A4/1/35
1 - 1450 mm - 35 watts
A4/1/36
1 - 1200 mm - 36 watts
A4/1/58
1 - 1500 mm - 58 watts
A4/2/35
2 - 1450 mm - 35 watts
A4/2/36
2 - 1200 mm - 36 watts
A4/2/58
2 - 1500 mm - 58 watts
A4/4/14
4 - 550 mm - 14 watts
A4/4/18
4 - 600 mm - 18 watts
58
Protection Class IP20
Construction
The fitting shall be fully recessed mounted in the false ceiling and
matching the type of false ceiling used. Body shall be made from heavy
gauge sheet steel, or aluminum stove ename lled white inside. The fitting
shall be provided with low brightness louvre ensuring minimum glare
according to International Standards. The louv re shall be mirror finish
and from polished anodized aluminum with V shape longitudinal and
transverse vanes to give optimum light distribution.
The louv re shall be so arranged that it can be easily removed for
maintenance. Louvres fixed by screws are not accepted.
All electronic controlgears and accessories shall be so housed within the
fitting in such a way that they cannot be seen from below.
The fitting shall comply with IEC/BS EN 60598-2-2.
Mounting
Fitting shall be suitable for installation with the type of false ceiling and
shall be co-ordinated with false ceiling details and suitable for fixing into
false ceiling by means of both ends threaded hanger rods with anti -rust
coated nuts.
Vapour, Chemical and Dust Proof Fluorescent Fitting
Fitting Series A5
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A5/1/35
1 - 1450 mm - 35 watts
A5/1/36
1 - 1200 mm - 36 watts
A5/1/58
1 - 1500 mm - 58 watts
A5/2/35
2 - 1450 mm - 35 watts
A5/2/36
2 - 1200 mm - 36 watts
A5/2/58
2 - 1500 mm - 58 watts
59
Protection Class IP54
Construction
The housing shall be of glass fibre reinforced non -flammable polyester
resistant to aggressive chemical reactants. The diffuser shall be of non
discolouring plastic material from clear polymethacrylate or poly
carbonate and the fitting shall be provided with white enamelled steel
reflector or aluminum. All electronic controlgears shall be mounted on a
hinged tray. The fitting shall be suitable for outdoor use where the
maximum temperature may reach 84°C.
The fitting shall comply with IEC/BS EN 60598.
Mounting
The fitting shall enable versatile, individual or row mounting either
directly on ceiling or wall or horizontal suspension as recommended by
manufacturer.
Weather Proof Fluorescent Fitting
Fitting Series A6
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A6/1/35
1 - 1450 mm - 35 watts
A6/1/36
1 - 1200 mm - 36 watts
A6/1/58
1 - 1500 mm - 58 watts
A6/2/35
2 - 1450 mm - 35 watts
A6/2/36
2 - 1200 mm - 36 watts
A6/2/58
2 - 1500 mm - 58 watts
60
Protection Class IP54
Construction
Weatherproof and dust tight fluorescent light fitting shall consist of a
glass-fibre reinforced base for housing the electronic controlgears and
water proof lamp holders as required. The fitting shall be suitable for
outdoor use where the maximum temperat ure may reach 84°C. The base
should be provided with ¾” dia. conduit entry at the top and at the two
ends and necessary covers shall be provided for unused conduit entry.
The fitting shall comply with IEC/BS EN 60598.
Mounting
The fitting shall be suitable direct fixing to ceiling or wall.
Water Proof Fluorescent Fitting
(For Marina & Similar Locations)
Fitting Series A7
Protection Class IP65
Construction
The housing shall be of Alu-zinc sheet steel, deep drawn, seamless with
epoxy powder coated finish in grey or other approved colour. The
diffuser shall be of clear non discolouring acrylic material of minimum 5
mm. thickness sealed with neoprene gasket and the fitting shall be
provided with white enamelled steel reflector or aluminum. All
electronic controlgears shall be mounted on a hinged tray. The fitting
shall be suitable for outdoor use where the maximum temperature may
reach 84°C.
All electronic controlgears and accessories shall be so housed within the
fitting in such a way that they cannot be seen from below.
Mounting
The fitting shall be suitable for direct bulkhead or deckhead mounting.
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A7/1/35
1 - 1450 mm - 35 watts
A7/1/36
1 - 1200 mm - 36 watts
A7/1/58
1 - 1500 mm - 58 watts
A7/2/35
2 - 1450 mm - 35 watts
A7/2/36
2 - 1200 mm - 36 watts
A7/2/58
2 – 1500 mm - 58 watts
61
Fluorescent Fitting For Explosive
Atmospheres of Gas or Vapour
(Division 2 areas as defined in BS5345 Part 7 •1979)
Fitting Series A8
Protection Class IP65
Construction
The housing shall be of glass -fibre reinforced non-flammable
polyester resistant to aggressive chemical reactants. The diffuser shall
be of acrylic or polycarbonate material and the fitting shall be
provided with white enamelled steel reflector or aluminum. All
electronic controlgears shall be mounted on a hinged tray.
The fitting shall comply with IEC/BS EN 60598-2-5.
Test certificate to prove that fitting suitable for zone 2 shall be
provided.
Mounting
The fitting shall enable versatile, individual or row mounting either
directly on ceiling or wall or horizontal suspension as recommended
by manufacturer.
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A8/1/35
1 - 1450 mm - 35 watts
A8/1/36
1 - 1200 mm - 36 watts
A8/1/58
1 - 1500 mm - 58 watts
A8/2/35
2 - 1450 mm - 35 watts
A8/2/36
2 - 1200 mm - 36 watts
A8/2/58
2 – 1500 mm - 58 watts
62
Fluorescent Fittings for Mirror and Ceiling
or Wall of Bathrooms
Fitting Series A9
\ /
Protection Class IP65
Construction
Body shall be made from metal or fiber-glass. The diffuser shall be of non
discolouring plastic material. The fitting shall comply with IEC/BS EN
60598 and suitable and completely safe for use in bathrooms.
All electronic controlgears and accessories shall be so housed within the
fitting in such a way that they cannot be seen from below.
Mounting
Fitting shall be suitable for fixing direct to the ceiling or wall.
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A9/1/14
1 - 550 mm - 14 watts
A9/1/18
1 - 600 mm - 18 watts
A9/1/14S
1 - 550 mm - 14 watts. The fitting shall be provided with shaver socket
complying with IEC/BS EN 61558.
A9/1/18S
1 - 600 mm - 18 watts . The fitting shall be provided with shaver socket
complying with IEC/BS EN 61558.
63
Self-Contained Emergency Light Fittings
Fitting Series A10
Protection Class IP40
Construction
The fittings shall comprise of metal housings stove enameled white inside
and other approved colour outside. The unit shall contain sintered nickel
cadmium battery. A constant current charger, silicone transistor inverter
and solid state change-over switch. The batteries shall be capable of
supplying power to the fluorescent tubes as specified in the schedule for
3 hours under normal conditions. These light fittings will not operate, but
on the failure of normal supply, they shall be immediately switched on.
The battery should recharge automatically on supply resumption. The
fittings shall be provided with a vandal-resistant opal poly-carbonate or
acrylic diffuser.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Fitting shall be suitable for ceiling or wall mounting.
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A10/1/8
1 - 300 mm - 8 watts
A10/2/8
2 - 300 mm - 8 watts
64
Exit Sign Self-Contained Luminaires
Fitting Series A11
Protection Class IP20
Construction
Surface mounted exit sign constructed from sheet steel or aluminum,
with internal surfaces finished in white stove enamel and external surface
in white or other approved colours.
The face panel is constructed from self-extinguishing opal diffuser with
the legend "EXIT" in English and Arabic, 125mm high screen-printed in
green.
The fitting shall be suitable for fluorescent tubes as specified in the
schedule.
The fitting comprises a sealed, sintered nickel cadmium battery, a
constant current charger, a silicon transistor inverter and solid state
change-over circuit. In the event of mains failure fluorescent tube
provide instant emergency lighting for 3-hours.
The fitting shall comply with IEC/BS EN 60598-2-22.
Mounting
Fitting shall be suitable for either wall mounting or suspended from the
ceiling by 2 suspension rods provided by fitting manufacturer.
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A11/1/8M
1 - 300 mm - 8 watts fluorescent tube (Maintained)
A11/2/8 2 - 300 mm - 8 watts fluorescent tube (Sustained i.e. one mains one
emergency)
A11/1/8N
1 - 300 mm - 8 watts fluorescent tube (Non-Maintained)
65
Black Board Lighting Fitting
Fitting Series Al2
Protection Class IP20
Construction
The housing shall be of heavy gauge sheet steel white stove enamel
finished inside green or approved colours outside. The reflector shall be
asymmetrical pure aluminum.
The fitting shall comply with IEC/BS EN 60598.
Mounting
The fitting shall be either wall mounting by bracket or suspended from
the ceiling by rods.
All bracket mounting shall suspension rods shall be provided by fitting
manufacturer.
Ballast Electronic, 220 - 240 V / 50 Hz
Lamp
Linear fluorescent lamp, T8 or T5, Colour temp. Min. 5000 K.
Type of fitting
Nos., Nominal Length & Wattage of Tubes
A12/1/35
1 - 1450 mm - 35 watts
A12/1/36
1 - 1200 mm - 36 watts
A12/1/58
1 - 1500 mm - 58 watts
66
L.2 DISCHARGE & INCANDESCENT LIGHTING FITTINGS (GENERAL):
L.2.l STANDARDS:
Discharge and incandescent lighting fittings shall comply with the following standards as
appropriate:
IEC/BS EN 60598-1
Luminaires - Part 1: General requirements and tests
IEC/BS EN 60598-2-1
Luminaires. Part 2: Particular requirements. Section One:
Fixed general purpose luminaires
IEC/BS EN 60598-2-5
Luminaires - Part 2-5: Particular requirements - Floodlights
IEC/BS EN 60923
Auxiliaries of Lamps - Ballasts for discharge lamps -
Performance requirements
IEC/BS EN 61049 Capacitors for use in tubular fluorescent and other discharge
lamp circuits. Performance requirements
IEC/BS EN 60064 Tungsten filament lamps for domestic and similar general
lighting purposes - Performance requirements
IEC/BS EN 60188 High-pressure mercury vapour lamps - Performance
specifications
IEC/BS EN 60662 High-pressure sodium vapour lamps - Performance
specifications
IEC/BS EN 61547 Equipment for general lighting purposes - EMC immunity
requirements
IEC/BS EN 62262 Degrees of protection provided by enclosures for electrical
equipment against external mechanical impacts (IK code)
IEC/BS EN 60061 Lamp caps and holders together with gauges for the control
of interchangeability and safety. Part 1: Lamp caps
IEC/BS EN 61347-2-1 Lamp controlgear - Part 2-1: Particular requirements for
starting devices (other than glow starters)
IEC/BS EN 61347-2-3 Lamp controlgear - Part 2-3: Particular requirements for a.c.
and/or d.c. supplied electronic controlgear for fluorescent
lamps
BS EN 55015
Limits and methods of measurement of radio disturbance
characteristics of electrical lighting and similar equipment
67
L.2.2 The light fitting and their component (Lamp holder, Controlgear, lamps, wiring) shall comply
with the relevant IEC/BS wherever specified and fully suitable for use in the climatic condition of
the site.
L.2.3 All lighting fitting shall be furnished complete with internal wiring, lamp holders, lamps and
suspension accessories in addition to integral controlgear for mercury, sodium and metal halide
light fitting.
L.2.4 All high pressure mercury vapour, sodium and metal halide light fittings shall be provided with
240 volt, 50 Hz., ballast complying with IEC/BS EN 60923 and power factor correction capacitor,
leak-proof metallic container type, complying with IEC/BS EN 61049 for improving power factor
to 0.85 or better and suitable ignitor for sodium and metal halide lamps.
L.2.5 The drawing of the light fitting is given as general shape for guidance.
68
HIGH BAY FIITING
FITTING SERIES Bl
Protection Class IP20
Construction
The body shall be of aluminum finished in grey or other approved colour
for housing the controlgear. The reflector shall be of anodized pure
aluminum.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Hook on 20mm conduit.
Type of fitting
Wattage of Lamp
Type of Lamp
B1/1
250W
High pressure mercury vapour lamp
B1/2 400W High pressure mercury vapour lamp
B1/3 150W High pressure sodium lamp
B1/4 250W High pressure sodium lamp
B1/5 400W High pressure sodium lamp
B1/6 250W Metal halide
B1/7 400W Metal halide
69
LOW BAY FITTING
FITTING SERIES B2
Protection Class As mentioned.
Construction
The body shall be of Die-Cast Aluminum finished in grey or other
approved colour for housing the controlgear.
The reflector shall be of anodized pure aluminum with prismatic acrylic
or polycarbonate refractor.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Suspension recommended by manufacturer.
Type of fitting
Degree of
Protection
Wattage of
Lamp
400W
250W
400W
Type of Lamp
B2/1
IP20 125W
High pressure mercury vapour lamp
B2/2 IP54 125W - do -
B2/3 IP20 250W - do -
B2/4 IP54 250W - do -
B2/5 IP20 125W
High pressure sodium lamp
B2/6 IP54 125W - do -
B2/7 IP20 250W - do -
B2/8 IP54 250W - do -
70
Protection Class IP20
Construction
The fitting housing is of sheet steel or aluminum white stove enamelled
finished or other approved colour.
The Transverse louvers shall be fabricated from steel white stove
enameled finished or aluminum.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Fitting shall be suitable for fixing directly to the ceiling
Type of fitting
Wattage of Lamp
Type of Lamp
B3/1
125W
High pressure mercury vapour lamp
B3/2 250W - do -
B3/3 150W High pressure sodium lamp
B3/4 250W - do -
71
SECURITY PERIMETER AND ROADWAY LUMINAIRE
FITTING SERIES B4
Protection Class IP65
Construction
The body shall be from die-cast aluminum finished in bronze or other
approved colour. The front cover shall be moulded prismatic
polycarbonate or thermal shock-resisting glass.
The fitting shall be suitable for outdoor use where the maximum
temperature may reach 84°C.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Fitting shall be suitable for fixing directly to the wall.
Type of fitting
Wattage of Lamp
Type of Lamp
B4/1
80W
High pressure mercury vapour lamp
B4/2 125W - do -
B4/3 70W High pressure sodium lamp
B4/4 150W - do -
72
FLOOD LIGHT
FITTING SERIES B5
Protection Class IP65
Construction
Housing shall be of die-cast aluminum or die-cast silumin.
Attachment bracket of hot-dip galvanized steel and the reflector of
anodized high purity aluminum.
Stainless steel toggles
Toughened heat resistant front glass.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Mounting by flood light bracket.
Type of fitting
Wattage of Lamp
Type of Lamp
B5/1
1x250W
High pressure mercury vapour lamp
B5/2 1x400W - do -
B5/3 1x150W High pressure sodium lamp
B5/4 1x250W - do -
B5/5 1x400W - do -
B5/6 1x250W Metal halide
B5/7 4x400W - do -
73
BULK-HEAD FITTING
FITTING SERIES B6
Protection Class IP65
Construction
The body and front frame shall be of cast metal. Front frame shall be
screwed to the body by stainless-steel screw.
The diffuser shall be of prismatic glass and reflector shall be of pure
Aluminum.
The fitting shall be suitable for outdoor use where the maximum
temperature may reach 84ºC.
The fitting shall comply with IEC/BS EN 60598.
Mounting
Fitting shall be suitable for fixing directly to the wall or
ceiling.
Type of fitting
Wattage of Lamp
Type of Lamp
B6/1
60W
Incandescent lamp
B6/2 100W - do -
B6/3 50W High pressure sodium lamp
B6/4 70W - do -
B6/5 80W High pressure mercury vapour lamp
B6/6 125W - do -
74
DISPERSIVE REFLECTOR
FITTING SERIES B7
Protection Class IP20 for Indoor and IP65 for Outdoor
Construction
Dispersive Reflector suitable for indoor or outdoor applications,
constructed of Heavy Gauge sheet steel finished vitreous enamel,
white inside and other approved colour outside. Reflectors to be
fitted with "Saaflux" detachable tops and shall be suitable for
suspension by means of 3/4" B.T. conduit complete with skirted all-
porcelain lamp holder. Diameter of reflector & type of lamp holder
as specified
Mounting
Suspension.
Type of fitting
Nominal Diameter of
Reflector
Type of Lamp
B7/1
350 mm. 150W. G.L.S
B7/2 400 mm. 250W. G.L.S
B7/3 450 mm. 300/500W. G.L.S
B7/4 500 mm. 1000/1500W. G.L.S
75
L.3 LED LIGHTING FITTINGS:
Aiming at a greener environment, MEW, Kuwait has taken a step ahead on the energy
conservation program by introducing the use of LED technology for lighting. MEW encourages
and recommends the use of LED lighting for all new projects where suitable. Keeping in mind the
rapid and continuous development of the LED technology, the below standards and specifications
are to be considered as a basic guideline and such standards/specifications when applied shall
comply with the latest versions of the said standards and established recommendations from
IEC/BS/IES/IESNA/IEEE/ANSI.
L.3.1 STANDARDS:
LED lighting fittings shall comply with the following standards as appropriate:
IEC/BS EN 60598-1
Luminaires - Part 1: General requirements and tests
IEC/BS EN 60598-2-1
Luminaires. Part 2-1: Particular requirements - Fixed general
purpose luminaires
IEC/BS EN 60598-2-2
Luminaires - Part 2-2: Particular requirements - Recessed
luminaires
IEC/BS EN 62504 General lighting - LEDs and LED modules - Terms and
definitions
IEC/BS EN 62717 LED Modules for general lighting – Performance
requirements
IESNA TM-16-05 Technical Memorandum on Light Emitting Diode (LED)
Sources
IESNA TM-21-11 Projecting Long Term Lumen Maintenance of LED Light
Sources
IES/IESNA LM-79-08 Approved Method: Electrical and Photometric
Measurements of Solid- State Lighting Products
IES/IESNA LM-80-08 Approved Method for Measuring Lumen Maintenance of
LED Light Sources.
IES/IESNA LM-82-12 Approved Method for Characterization of LED Light
Engines and LED Lamps for Electrical and Photometric
Properties as a Function of Temperature
ANSI/NEMA C78.377-
2011
American National Standard for Chromaticity of Solid State
Lighting Products.
ANSI/IESNA RP-27.3-07 Recommended Practice for Photobiological Safety for Lamps
- Risk Group Classification and Labeling
NEMA SSL 3-2010 High-Power White LED Binning for General Illumination
IEC/BS EN 60529
Degrees of protection provided by enclosures
76
IEC/BS EN 62262 Degrees of protection provided by enclosures for electrical
equipment against external mechanical impacts (IK code)
IEC/BS EN 62471 Photobiological safety of lamps and lamp systems
BS EN 55015
Limits and methods of measurement of radio disturbance
characteristics of electrical lighting and similar equipment
IEC/BS EN 61547
Equipment for general lighting purposes - EMC immunity
requirements
IEC/BS EN 61000-3-2 Electromagnetic compatibility (EMC) Limits. Limits for
harmonic current emissions (equipment input current ≤ 16
A per phase)
IEC/BS EN 61000-3-3 Electromagnetic compatibility (EMC) Limits. Limitation of
voltage changes, voltage fluctuations and flicker in public
low-voltage supply systems, for equipment with rated
current ≤ 16 A per phase
IEEE 519-1992
IEEE Recommended Practices and Requirements for
Harmonic Control in Electric Power Systems.
IEEE C62.41.2-2002
Recommended Practice on Characterization of Surges in
Low-Voltage (1000V and Less) AC Power Circuits
L.3.2 Submittals:
The contractor shall submit the following for approval before ordering the lighting fittings:
a) Fully detailed technical Manufacturer Catalogues showing the type of the LED fitting
proposed, overall dimensions, photometric data, rated voltage, insulation class, degree of
protection, max. working temperature, type & size of internal wiring, etc..
b) Full technical details of the driver including manufacturer, type, catalogue number, driver
efficiency, input watts, max. temperature rise, etc.. Manufacturer‟s technical catalogue shall
also be submitted.
c) Lighting calculations using the latest version of DIALux lighting design software for all typical
lighting installations of the project.
d) Light distribution tables per 1000 lumens including IES files.
e) Test reports from an independent test laboratory that shows total lumens of the luminaire
(absolute photometry) and test report for other electrical tests.
f) LM79 test report for the luminaire with all significant product data and all performance data
including including Total Luminous Flux, Luminous Efficacy (lm/W) , Correlated Color
Temperature (CCT), Color Rendering Index (CRI), Power Factor, Wattage, Driver Current,
Chromaticity Coordinates and so on.
g) LM80 report from LED vendor for LED used in luminaire with all pertinent data concerning
conditions of testing, ambient conditions, type of equipment, type of LED source including
numbers tested, operating cycle, drive current for life test, initial luminous flux, lumen
maintenance data, failures, etc.
77
h) LM82 test report for the luminaire detailing on the results of measurement of electrical and
photometric properties as a function of temperature with all significant product data and all
performance data including Input Power/Voltage/Current, Luminous Flux, Luminous Efficacy
(lm/W), Chromaticity Coordinates, Correlated Color Temp erature (CCT), Driver Temperature
and so on.
i) Analysis of LED lumen maintenance that includes as a minimum i) Measured LED junction
temperature for a given test condition and extrapolated for an ambient temperature of 45 oC ii)
LED drive current and iii) LE D manufacturer‟s data that clearly correlates LED junction
temperature and LED drive current to lumen maintenance.
j) Factory Pre -release Reliability test reports for the LED (chip, diode or package) from Joint
Electron Devices Engineering Council (JEDEC), or similar international approved equivalent
organization.
k) Report/Certification in accordance with the requirements of IEC/BS EN 62471 for the
Photobiological Safety of the luminaire to ensure it is classed “Exempt”.
l) Thermal management test report
m) UL listing certificate or CE certificate of conformity
n) Five (5) years guarantee on the indoor luminaire, t en (10) years guarantee on the outdoor
luminaire and ten (10) years guarantee the driver for free replacement.
o) Sample of each type of the proposed lighting fitting.
L.3.3 All LED fittings shall be of first class quality, made by reputable manufacturers from the standard
ranges of product and illustrated in their catalogues and suitable in all respects for trouble free
operation at 240 volts, 50 Hz single phase supply and at an ambient temperature of 45°C. Fittings
shall be complete with all internal wiring.
L.3.4 All fittings and associated equipment shall be of the proven best quality and current models, for
which replacement parts, like drivers, LED modules, etc. are and will be available for the normal
expected useful life of the fittings and associated equipment.
L.3.5 The LED fittings shall have Class -1 insulation with provision of earthing and shall be
manufactured and tested to fully comply with the requirements of IEC/BS EN 60598. For special
applications the Class of Insulation of the fitting shall selected accordingly and shall be approved
by the Engineer.
L.3.6 Each LED fitting shall be protected against environmental conditions at which the fitting will be
fixed and shall comply with individual specification of each type of fitting described in the
Contract Drawings.
L.3.7 The LEDs shall be manufactured in accordance with ANSI/NEMA/ANSLG C78.377 -2011 or
similar approved International Standard and shall be from MEW approved manufacturers.
L.3.8 The LEDs shall be high brightness white light emitting Diodes (LEDs) with individual
efficacy of minimum 120 to 140 Lumens/watt arranged modularly to provide the required lighting
output. All lumen figures shall be Deliver (Hot) Lumens.
L.3.9 The white LED binning structure must comply in all respects with the requirements of the NEMA
Publication No. SSL 3 -2010 "High -Power White LED Binning for General Illumination” as a
minimum and the LEDs shall only be from MacAdam Ellipse Step-3 or Step-4 Bins.
78
L.3.10 The LEDs shall provide cool white light and the colour temperature shall be between 5000K and
6400K with a colour rendering index of not less than 70.
L.3.11 The LEDs shall be removable/replaceable on site by modular means without any possible risk to
maintaining luminaire photometry and without the need to demount the luminaires for sake of
future upgrading/maintenance requirements.
L.3.12 The LED luminaire system efficacy shall be greater than 100 lumens/watt at 45 degrees centigrade
ambient temperature and 95% relative humidity. This shall be supported by the LM -82-12 test
report from an accredited laboratory.
L.3.13 The driver of the LED luminaires unit shall be highly reliable one with a des ign life time of
minimum fifteen (15) years at 45 oC ambient temperatures. The LED drivers shall be an integral
part of the LED luminaires and shall meet the following requirements:
a) Drivers shall be 1-10v dimmable and have a minimum efficiency of 85%.
b) Case (Tc oC) Temperature rating -40oC to minimum +80oC and at a minimum 95% Relative
Humidity (RH). Driver/Fixture to have some means of built-in overheat thermal protection in
the form of automatic dimming or stepping/holding down of the driver where temp erature
exceeds operational limits. Thermal cut -out devices which turn the fixture LEDs completely
off are not acceptable.
c) The Driver and driver output current must be shown to be fully tested and compatible with
the exact LED chips/engine of the luminair e. All information provided and the cost
analysis/payback calculations should be calculated with the exact drive current including the
calculation for the life cycle, life and resultant increase or decrease of the energy consumption
if applicable.
d) Input voltage: 240V + 10%, single phase, 50 Hz.
e) Power supplies shall be UL Class 1 or II output or similar European CE or International
equivalent.
f) Surge protection: Must be tested in accordance to the requirements of IEEE Recommendation
C62.41.2-2002, Scenario I Location Category C or International equivalent.
g) Drivers shall have a Power Factor (PF) of L: ≥ 0.90.
h) Drivers shall comply with BS EN 55015 and IEC/BS EN 61000 -3-2, 3-3 with regard to the
RFI and EMC compliances. Drivers shall also be RoHS Compliant.
i) Drivers shall have a total individual luminaire Harmonic Distortion (THD) of:≤ 20% in
accordance with IEC/BS EN 61000 -3-2 or ANSI C82.77 (2002). The Contractor shall
measure the harmonic at the supply point (LV side of the distribution substation) after the
installation of all the LED fixtures and adopt harmonic compensation methods to limit the
total harmonics distortion in the supply voltage to maximum 5% as per IEEE 519
Regulations.
L.2.10 The internal wiring shall be not less than 0.75 mm 2 size with silicone rubber insulation or high
temperature rated P.V.C., clipped neatly in position. Other heat resisting wires with similar
properties may be accepted.
L.2.11 Earthing terminal shall be provided for each fitting.
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M.
M.1
M.1.1
M.1.2
M.1.3
M.1.4
M.l.5
M.1.6
M.2
M.2.1
M.2.1
M.2.2
M.2.3
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PAINTING AND FINISHING
GENERAL
All painting and finishing shall be conducted generally in accordance with the following specifications:
BS EN ISO 1461 Hot Dip Galvanized Coatings on Iron and Steel Articles.
BS EN ISO 8501 Preparation of steel substrates before application of paints and related products.
BS EN ISO 14713 Zinc coatings. Guidelines and recommendations for the protection against corrosion
of iron and steel in structures
All metal surfaces, whether painted or otherwise, shall be suitably protected against rust or corrosion.
Metal work which is normally painted may have to be patched up or repainted after erection as necessary.
Where the installation is to be painted, all oil, dust and other foreign matter shall be removed from
equipment and its accessories.
All metal surfaces shall be properly cleaned, prepared and primed before finish painting.
Unless other wise specified all exterior and interior painted surfaces of switchboards, distribution
boards, motor control centres, isolators, trunking, busbar trunking, etc. shall be finished light grey gloss
finished, or other approved colour.
All fluorescent luminaires shall be finished gloss white. The ceiling plates modular flush luminaires shall
be finished semi-gloss white.
GALVANIZING:
The surface preparation shall be as follows:
a) Before galvanizing, surfaces shall be degreased and pickled. The pickling process shall be such as to
ensure the removal of all mill scale and other surface defects. There after it shall be neutralized prior
to galvanizing.
b) Before zinc spray coating, surfaces shall be shot blasted.
Galvanizing shall be applied by the hot process to give an average coatin g minimum permissible value of
610 g/m2 above 5mm. steel thick and 460 g/m2 between 2 and 5mm. steel thickness for all fabricated
steel articles.
Galvanized surfaces shall have an etching primer applied before painting.
Oversize tapping or retapping of female threads shall be provided where the bolt or male thread is hot dip
galvanized. Nuts shall be tapped to 0.4 mm oversize after galvanizing and the threads shall be oiled.
Bolts and screwed rods shall be galvanized after thread forming.
The threads of all bolts and screwed rods shall be cleared of spelter by spinning or brushing. A die shall not
be used for cleaning the threads unless approved by the Engineer.
M.3
M.3.1
M.3.2
M.3.3
M.3.4
M.3.5
M.3.6
M.3.7
M.3.8
M.3.9
PAINTING OF GALVANIZED MATERIAL:
Before painting all galvanized parts shall be completely clean and free from rust, scale or grease and all
external rough surfaces shall be filled.
Except for nuts, bolts and washers which may have to be removed for maintenance purposes, all
external surfaces shall receive a minimum of three coats of paint.
The priming coat shall be applied immediately after cleaning, no further painting shall be done until
the works tests have been carried out.
After inspection and test and before dispatch to site, all external surfaces shall be thoroughly cleaned,
touched up as necessary and a second coat applied of a shade of colour easily distinguishable from the
priming and final coat.
All surfaces shall be cleaned down, touched up as necessary and a final coat applied of a glossy and
non-fading light grey colour paint.
Damage to paint work incurred during transport or erection shall be made good by thoroughly
cleaning and applying the full number of coats originally specified.
Exposed un galvanized nuts, bolts and washers which may have to be removed for maintenance purposes
shall have a minimum of one coat of paint after erection.
If the final coat is not applied at the works, the period between the application of the second and the
final coats shall not exceed three months unless otherwise directed by the Engineer.
The internal surfaces of cubicles and boxes containing wiring or other apparatus which are dispatched
to site in an assembled condition shall be finish painted before inspection and testing.
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SECTION II
INSTALLATION DETAILS
AA. General Electrical Installation:
AA.1 The installation shall be carried out in accordance with the latest issue of M.E.W. Regulations
For Electrical Installation.
AA.2 Throughout the electrical installation the Loop-In system of wiring shall be employed.
AA.3 The general electrical installation shall be carried out by means of single core P.V.C. insulated
Cables in conduits or in trunkings. Where the conduits are buried in the wall, ceiling or floor, P.V.C.
conduits and accessories shall be used. For surface installation galvanized conduits and accessories
shall be used in location where they will be subjected to mechanical damage.
AA.4 Trunking with accessories shall be used where large numbers of single core P.V.C. insulated
cables are run together. The size of trunking and accessories shall be such that a space factor of
45 % is not exceeded.
AA.5
Particular attention shall be given to the following:-
a) The installation shall be neat, tidy and all runs in walls shall be truly vertical or horizontal.
b) The conduit system, joint boxes, loop boxes etc., shall be firmly supported.
c) The system shall be clean and free of sharp edges, burrs etc.
d) Due allowance shall be made for expansion and contraction.
e) As far as possible conduit runs shall not cross building expansion joints; where they do,
flexible conduit joints shall be provided.
AA.6 Conduit shall be installed at least 150 mm clear of, and preferably under, hot pipes (steam or
water) and 50mm clear of gas, water and any other services.
AA.7 Not more than two right angle bends shall be allowed in any conduit run without the provision of
an inspection fitting for drawing in purposes between them.
AA.8 Conduits shall not be dismantled for wiring, and must be capable of being wired complete without
draw wires being installed during erection.
AA.9 Where false ceilings exist, all conduits shall be fixed to the truss or to the surface of the slabs and
dropped to loop-in boxes at false ceiling level.
Conduits shall not be run over the supports intended to carry false ceiling without prior
permission of the Engineer.
AA.10 For galvanized steel conduit all the joints shall be screwed, care shall be taken in planning the
conduit runs to avoid the use of running joints. All conduit shall be free from rust patches or
mechanical damage and shall be adequately protected from damage whilst stored on site. All
exposed threads, die marks and other abrasions shall be painted with two coats of an approved
metallic paint immediately the conduit is installed.
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AA.11
AA.12
AA.13
A.14
BB.
BB.1
BB.2
BB.3
For nonmetallic conduit all the joints shall be made with proprietary fittings and an approved adhesive. The
conduits and fittings shall be entirely suitable for the environment and the temperature range that will be met in
service. The installation shall cater for the differential expansion and contraction that will occur between the
conduit and the structure to which it is attached.
Where flexible conduits are installed a separate earth conductor shall be provided and under no circumstances
shall the flexible tubing be used for earthing.
The trunking shall be attached to the building frame work and walls or supported on hanger or brackets as
appropriate.
All trunkings shall be free from rust patches or mechanical damage. All abrasions on metallic trunking shall be
painted with two coats of an approved metallic paint immediately the trunking has been installed. Damaged
trunking shall be replaced to the satisfaction of the Engineer.
Where trunking passes through ceiling and walls the cover shall be firmly fixed at150mm either side in ceilings
and floors and 250mm either side of walls. Approved fire resisting Internal barriers and external seals shall be
provided to prevent the spread of fire through floors and walls, and ceilings.
Where trunking crosses a building expansion joint flexible connections shall be provided. In addition us
allowance shall be made for thermal expansion.
Cable trunking where specified or where offered instead of or in addition to conduit shall be complete with all
the necessary proprietary bends, tees, sets, angles, cable restraining straps, covers and other accessories.
Cables shall not be installed in trunking until the section is complete. Each group of cables comprising a circuit
shall be secured at 300 mm intervals with approved type, nonmetallic buckles. The circuit reference of each
group shall be identified with an approved type of label, spaced at 1800mm intervals on straight runs, and
150mm back from all tees and bends.
For non-metallic cable trunking all joints between sections of the trunking shall be made with a connecting
sleeve. Clip in metal or PVC partitions shall be provided where compartmented cable trunking is required. The
partitions shall be of steel when screening and segregating mixed services. The installation shall cater for the
differential expansion and contraction that will occur between the trunking and the structure to which it is
attached. Adequate supports shall be provided to prevent any visible sagging of the trunking run.
Light Fittings:
Pendant fitting switch sphere shall be suspended by means of their standard manufacturer's suspension with ball
swing joint.
Pendant fluorescent fittings shall be suspended by means of two numbers of heavy gauge galvanized steel
conduits and two numbers of ball dome covers.
For light fittings fixed directly to the boxes, sufficient long sleeve of suitable heat resisting material e .g.,
Silicone bonded glass braiding shall be provided at the end of each conductor of the fixed wiring.
83
CC. Installation of Equipment:
Water heater, Water cooler, incinerators, Air conditioner, etc. shall be wired as specified in the schedule of
points and shall be controlled by 20 amp. D.P. Switches.
From the control switch a conduit with 3x2.5 or 4 sq. mm. PVC insulated cable shall run to a junction box
located near the equipment. From the junction box a 3 core 2.5 or 4 sq. mm. PVC Insulated PVC she athed
flexible cord shall be provided up to the terminal of the equipment except for water heaters. For water heaters
the connection from junction box shall be by Silicone rubber insulated flexible cord.
DD. Installation of KWH Meter:
All Kwh meters should be handed over to the Ministry of Ele ctricity & Water for calibration before final
erection and connection.
EE. Installation of Underground Cables:
The underground cables shall be laid in tranches 75cm. below the ground level. The sides of trenches shall be
trimmed neatly and the bottom shall be leveled and smoothed. The width of the trenches shall not be less than
40cm. After the cables are laid, the trenches shall be backfilled to a depth of 15cm. with fine selected soil free
from lumps, metallic or other foreign Inclusion s or, where required by Engineer, by washed sand. The
remainder of the trench shall be back -filled in an approved manner with soil , which shall be rammed down and
thoroughly consolidated.
Where two or three cables are laid in one trench, the cables shall be pulled straight and spaced not less than
15cm. (Centre line to centre line).
Where the cables cross the asphalted roads and en ter into buildings they should pass through UPVC or HDPE
pipes as indicated on the drawings. The duct should extend one metre beyond the kerb line of the road in either
side.
The proposed routes of cables are shown on the layout drawings. The contractor should check location of other
services and shall submit final cable routes drawings for approval of the Electrical Engineer before
commencement of any cable laying work.
All cable joint s shall be carried out by experienced and approved jointers and all j ointing material shall be
supplied by the contractor.
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FORM E
This Form to Be Completed By The Tenderer As Well As Electrical
Contractor & To Be Submitted With The Offer:
1. Name of Tenderer : ………………………………………………
2. Name of Elect. Contractor : ……………………………………………...
3. Registration No. & C.T.C. Category
reference of Electrical Contractor : ………………………………………………….
4. Detail of working hand with proposed Elect. Contractor:.............................................. ............
Govt.
Cont.
NO.
Type of
Building
Cont.
Amount
Date of commencement
& Completion.
1
2
3
4
5
Information of Electrical
Supervisory
Elect. Engineer Elect. Supervisor
1 Name and Age of
2 Technical qualification of
3 Previous Experience of
We confirm that:
1. The statements given above are true, to the best of our knowledge and it is known to us that C.T.C. reserves the right to
refuse to award contract to us if the above statements are found to be incorrect.
2. The Electrical Engineer will be available for a minimum period of Two (2) hours, every second day at site and at exact
time as arranged with the Engineer of Ministry of Electricity &Water.
3. The Electrical Supervisor will be available at site during working hours and he will not supervise any other project.
Tenderer Electrical Contractor
Name of
Signature:
Position in company of the person
signing:
Date:
85