Replacement of ILS System at Dibrugarh Airport. SH- Electrical works

Amount

Supply of following size XLPE insulated PVC Sheathed, armoured Aluminium conductor cable of 1.1KV grade confirming to IS:7098 with up to date amendments etc. as required.

2C x 10 sq.mm

4C x 25 sq.mm

3.5C x 70 sq.mm

3.5C x 185 sq.mm

Supplying and laying of following size DWC HDPE pipe ISI marked along with all accessories like socket, bend, couplers etc. conforming to IS:14930, Part II complete with fitting and cutting, jointing etc. direct in ground (75 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as required.

63 mm dia (OD-63 mm & ID-51 mm nominal)

160 mm dia (OD-160 mm & ID-135 mm nominal)

Laying of one number 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.

Upto 35 sq.mm

Above 35 sq.mm and upto 95 sq.mm

Above 95 sq.mm and upto 185 sq.mm

Laying of one number XLPE armoured power cable of 1.1 KV grade of following size in the existing masonry open duct as required:

Upto 35 sq.mm

Above 35 sq.mm and upto 95 sq.mm

Above 95 sq.mm and upto 185 sq.mm

Laying of one number XLPE armoured power cable of 1.1 KV grade of following size in the existing RCC/ HUME/ METAL/ DWC HDPE pipe as required.

Upto 35 sq.mm

Above 35 sq.mm and upto 95 sq.mm

Above 95 sq.mm and upto 185 sq.mm

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required.

Upto 35 sq.mm

Above 35 sq.mm and upto 95 sq.mm

Above 95 sq. mm and upto 185 sq. mm

Supplying and making end termination with brass compression gland and aluminium lugs size for following size of XLPE armoured aluminium conductor cable of 1.1 KV grade as required.

2C x 10 sq.mm

4C x 25 sq.mm

3.5 x 70 sq.mm

3.5 x 185 sq.mm

Supplying and making straight through joint with cast resin compound including ferrules and other jointing materials for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

3.5 x 185 sq.mm

Providing, laying and fixing of following dia GI pipe (medium class) in ground complete with GI fittings including trenching (75 cm deep) and refilling etc. as required.

100 mm dia

Excavation of the cable trenches in hard rock not exceeding 1.5 metres in width, and lift upto 1.5 metres, including getting out the excavated soil and disposal of excavated soil as directed within a lead of 50 metres.

Providing and laying in position cement concrete 1:3:6 (1 cement : 2 coarse sand : 6 graded stone aggregate 20 mm nominal size) etc as required.

Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required.

Supplying and making cable route marker with cement concrete 1:2:4 (1 cement:2 coarse sand:4 graded stone aggregate 20 mm nominal size) of size 60 cm x 60 cm at the bottom and 50 cm x 50 cm at the top with a thickness of 10 cm including inscription duly engraved as required.

Supplying and laying 25 mm X 5 mm G.I strip below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm).

Providing and laying earth connection from earth electrode with 6 SWG dia G.I. Wire in 15 mm dia G.I. pipe from earth electrode including connection with G.I. thimble excavation and re-filling as required.

Providing and fixing 6 SWG dia G.I. wire on ground, surface or in recess for loop earthing along with existing suface/ recessed conduit/ submain wiring/ cable as required

Supply of 160 mm dia (OD), minimum 7.7 mm thick, PE 63 HDPE pipes as per relavent IS and technical specification of the tender complete as required.

Laying of 160mm dia (OD) HDPE with HDD trenchless method direct in ground in all type soil including suitable size PP rope coupling of pipe, etc. Complete in all respect as per specification. (HDPE Pipe is not inclusive)

Supply & Fixing of full round RCC joint chamber with diameter of 85cm and height of 100cm and thickness of 7.5cm round top cover with diameter of 100cm and thickness of 5cm etc complete as required

Supply of 1.5 TR five star split type inverter air conditioners fitted with high EER twin rotary - BLDC compressors, operating on refrigrant R-410A or higher wall mounting suitable for operation on 230V, 50 Hz, Single phase, AC supply, complete with filter, drain & refrigerant pipe with insulation & electrical connection with wire complete as reqd. (Note : cost of drain (UPVC), regrigerant piping with insulation and electrical cable upto 10 feet length is included in this item)

Installation, testing and commissoning of 1.5/2.0 TR split type air conditioner i/c Copper piping work, providing stand for outdoor unit, compelete with wall cutting, hole cutting, plastering etc. as reqd.

Dismantling and re-installation of 1.5 TR/ 2.0 TR capacity Split type air-conditioners units with existing refrigerant piping including mounting of indoor and out door units, drain piping arrangements, charging of refrigerant gas, insulation of refrigerant piping with extended polythylene / PVC piping etc. complete as required.

Supply and Fixing of extra copper piping and cable and for 1.5 TR Split AC including chipping and minor civil work complete with all accessories as required.

Supply and Fixing of extra drain piping UPVC 25mm with insulation of suitable size for 1.5/2.0 TR Split AC including chipping and minor civil work complete with all accessories as required.

SITC of Timers for A.C. of 1.5/2.0 TR Capacity (5 Star Rating) up to 4 Hours automatic changing operation complete as required.

Supply, installation, testing and commissioning of 2 KVA wall/ Floor mounting stablizer with TDR three step auto with high / low cut off complete as required suitable for input voltage from 150 to 280 V giving out put 200 to 240 at 50HZ AC supply etc. as required.