NIT No-14 EE (SDW) II/ (22-23) Item No. 04

Strengthening and retrofitting of LED Lights at1 Nos. High Mast Towers installed between PSTs and Aeration Unit:- Dismantling of the old / damaged luminaries carriage ring, luminaries, winch & steel wire rope etc with the help of necessary tools & tackles along with all safety Equipments as per the requirement the job.

Supply of energy saving, environmental friendly, long life, integral, exclusive innovative die-cast aluminum IP 66 flood light with high power LEDs as light source, suitable for highlighting architectural façade high mast. LED Light 150 W capacity Make Bajaj/ Havells/ Crompton/ Phillips

Supply of PVC insulated and FR PVC round sheathed, Copper Conductor (flexible) industrial cable, 1100 volt, confirming to IS 694. Cable Size 25 sq.mm X 4 core. Make: Havells/Kalinga/Finolex/Gemscab

Supply of PVC insulated and FR PVC round sheathed, Copper Conductor (flexible) industrial cable, 1100 volt, confirming to IS 694. Cable Size 4 sq.mm X 3 core. Make: Havells/Kalinga/Finolex/Gemscab

Supply of double drum winch assembly manual operated. The winch drums shall be grooved to ensure perfect seat for stable and tidy rope lay, with no chances of rope slippage including Nut bolts etc.

Supply of 6 mm Dia steel wire rope for installation between winch and lantern carriage. The breaking load of each rope shall have factor of safety of over 5 for the system at full load no intermediate joints are acceptable in view of the required safety

Providing of 32 A double pole MCBs to installation inside the terminal box of the high mast for termination of individual LED Lights. Make. L&T/ Siemens/ Schneider/ Havells

Providing and fixing of luminaries carriage ring for fixing and holding the luminaries & fittings and have a perfect self-balance. The Lantern Carriage can be fabricated in two/three sections and joined by nut bolts to enable easy installation or removal from the erected mast.

Repairing of head frame assembly at the top of the high mast including greasing and oiling the pulleys to facilitate smooth and Maintenance free operation for long period and also checking of close fitting guides to ensure that the ropes and cables do not dislodged from their respective positions in the grooves.

Installation and fixing of winch assembly, steel wire rope, LED lights carriage ring on the high mast tower for smooth operation during raising and lowering of the carriage with the help of necessary tools & tackles along with all safety Equipments as per the requirement the job

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 kV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc. as required up to 35 Sq. mm (As per DSR code No. 7.1)

Termination of Power cable at the source and the termination box of the high mast & individual luminaries including thimbles and termination kit & arrangement of all tools and tackles for electrical connections with all safety items as required for the work.

Painting of complete high mast light poles with one layer of anti corrosive Primer and two layer of aluminium paint suitable for gaseous zone.

Testing & commissioning of the LED lights, cable, terminal box & other installed accessories and also checking all the connections prior to switching on as follows (i) Continuity and earth testing (ii) Checking all for phase to phase, neutral to body, neutral to earth and phase to earth. (iii) Functional test.

Premier Engineering Company