REPAIR/REPLACEMENT OF LT PANEL, UG CABLE, BUS BAR AND OTHER CONNECTED ITEMS FOR RATIONALISATION OF DG SET LOAD AT VARIOUS LOCATION AT AIR FORCE STATION THOISE

Amount

Taking down LT cable of any size all as specified and directed by Engr-in-Charge.

Taking down LT Panel /Busbar/ feeder pillar box of any type all as specified and directed by Engr-in-Charge.

Supply and Laying XLPE LT cable PVC insulated armoured and PVC sheathed heavy duty electrical cable LT 1100 Volts grade with Aluminium conductor of size 25 Sqmm 3.5 core complete all as specfied and directed by Engr-in-Charge.

Supply and Laying XLPE LT cable PVC insulated armoured and PVC sheathed heavy duty electrical cable LT 1100 Volts grade with Aluminium conductor of size 185 Sqmm 3.5 core complete all as specfied and directed by Engr-in-Charge.

Supply and Laying XLPE LT cable PVC insulated armoured and PVC sheathed heavy duty electrical cable LT 1100 Volts grade with Aluminium conductor of size 120 Sqmm 3.5 core. Complete all as specfied and directed.

Supply and Laying XLPE LT cable PVC insulated armoured and PVC sheathed heavy duty electrical cable LT 1100 Volts grade with Aluminium conductor of size 16 Sqmm 4 core. complete all as specfied and directed by Engr-in-Charge.

Supply and Laying XLPE LT cable PVC insulated armoured and PVC sheathed heavy duty electrical cable LT 1100 Volts grade with Aluminium conductor of size 35 Sqmm 3.5 core complete all as specfied and directed by Engr-in-Charge.

Supply and Laying XLPE LT cable PVC insulated armoured and PVC sheathed heavy duty electrical cable LT 1100 Volts grade with Aluminium conductor of size 50 Sqmm 3.5 core complete all as specfied and directed by Engr-in-Charge.

Supply, fabrication and fixing of feeder piller box made out of MS sheet of 1.6 mm thickness bent to shape & size factory made with welding,bending works suitable for and including 200 Amps rated aluminium bus bar(length of bus bar not less than 60 cm )4 Nos, making holes of any size with suitable size of nuts, bolts and washers complete with mounting legs of size 40 x 40x 5 mm and length of angle iron not less than 1 mtr to be embeded in PCC below GL ground and 1.5 mtr above ground level including painting of complete structure with two coats of super enamelled synthetic paint over a coat of red oxide and incoming/outgoing cable connections with required size of cable lugs with proper crimping(for connection of existing cable) complete all as specified and directed by Engr-in-Charge. Make : Jaima Electricals/L&T

Supply installation testing and commissioning of LT control panel outdoor type factory made cubical totally enclosed type with front and rear door opening as per engineering practice provided with locking arrangement for opening. Size of panel having dimension not less than 150cm x 100cm x 50cm provided with footing 30 cm clear space between bottom of panel and flooring embedded in 40 mm thick PCC 1:2:4 type B -1 ( using 20 mm graded aggregate), panel made out of 2.0 mm mild steel sheet and painted with powder coated paint over a coat of red oxide primer on angle iron of size 40x40x6mm with accessories prewired with insulated copper wire of suitable size all as specified and directed by Engr-in-Charge. The panel shall compromise of the following fittings and fixture :- Make : Jaima Electrical/ L&T (a) Aluminium busbar 250 amps for phases and neutral with colour code -04 Nos (b) MCCB 200 amps 36 KA 415 volts - 01 No (Incoming) (c) MCCB 63 amps 16 KA 415 volts - 02 No (out going) (d) MCB 32 amps 240 volts - 02 No (out going) (e) Digital volmeter 0-500V (f) Digital Ampere meter 0-400 A with suitable rating CTs (g) LED Neon indication lamp - 01 set

S&F fabrication of panel board double door outdoor type of size 1.0mtr x 0.50mtr x 0.90mtr and 3.15mm MS sheet duly powder coated complete with angle iron 50mmx50 mm frame CPRI approved including 200 Amp copper basbar, 160 Amp 4 Pole MCCB, connecting with bas bar complete all as specified and directed by Engr-in-Charge. Make : Jaima Electricals/L&T

Replacement of on-load change over switch 630 Amp complete all as specfied and directed by Engr-in-Charge. Make:Havells/Legrand/ABB/Schneider

Replacement of on-load change over switch 125 Amp complete all as specfied and directed by Engr-in-Charge. Make:Havells/Legrand/ABB/Schneider

M&L in replacement test point terminal Block made of gun metel or phosphorus bronze size 75x75x25 mm drilled and screwed including 3 nos 8mm dia 25 mm long hex head screw all as specfied and directed by Engr-in-Charge.

M&L in replacement Earthing complete with copper plate electrode 600x600x3.15mm thick electrode burried directly in ground not less than 3.0 mtr deep below normal ground level with top edge of earth plate not less than 2.5 mtr below normal ground level connected to and including and 20x3 mm copper strip as earth lead by means of bolt ,nuts, check nuts, and washers of stainless steel and duly welded incl PCC pit in PCC 1:2:4 type B-I angle iron 40x40x3mm frame, pit in PCC 1:2:4 type B-I cover 40mm reinforced with XPM weight not less than 4 Kg/Sqm and 6mm dia bar handle, excavation and earth work in any type of soil, charcoal dust and salt light grade GI watering pipe 20mm bore with funnel and wire mashand medium grade GI protection pipe 40mm bore and earth wire up all as shown in electrical plate No 3 of MES SSR- Part-I all as directed and specified by Engineer-in-charge. Note:- (i) Water pipe shall be provided in slanting position. (ii) On testing after completion of the job if the desired earth resistance is not obtained then the contractor shall redo the earthing without incurring any extra cost to the government. No claim whatsover shall be admissible to the contractor on this account.

Excavation, in trenches not exceeding 1.5 mtr wide and not exc 1.5 mtr in depth for laying under ground cable n.exc 10 Sqm on plan and n.exc 1.5m in depth in in hard / dense soil and getting out complete all as specified and directed by Engr-in-Charge.

Returning, filling in, including spreading leveling watering and well ramming in layers not exc 25 cm thick all as specifiedand directed by Engr-in-Charge.

Removal of surplus excavated material to a distance not exc 50 mtr and depositing where directed at a level not exc 1.5 mtr above the starting point complete all as specified and directed by Engr-in-Charge.

Sand cushioning to under ground cable with dry sand locally available 8cm thick before laying the cable and 15 cm above the cable, stretching and testing of cable complete all as specified. Note:- (i) Excavation and earth work to be measured and paid for separately (ii) Thickness of 18 cms after punning down shall be considered for payment

Labour only for fixing old cable cover any type or size all as specifiied and directed by Engr-in-Charge.

M&L for PCC cable cover Class LV, Type I, flat, size 250 mm x 150mm x 40mm laid Flat in trenches over the cable with length 250mm perpendicular to the direction of cable, adjacent/ abutting each other, complete all as specified and directed. Note:-Excavation and earth work to be measured and paid for separately

M/S BALI CONSTRUCTIONS

Gyamdu Engineering Works

M/S Behl Sons

national engineering