REPAIR/MAINT OF EXTERNAL ELECTRIC SUPPLY AND OTHER MISC WORK AT PALCHAN UNDER AGE (I) R and D MANALI.

Taking of cable of any size as specified and directed by engineer in charge.

Supply, lay cable of 3.5 core 35 sq mm in trenches, floors ,fix on wall/pole, passing through pipes etc.,LT UG cable , 1100 volts grade, PVC/ XLPE insulated , with multistranded aluminium conductors, armoured with galvanised steel wire or tape , of following nominal cross sections, confirming to IS specifications, Complete all as specified and directed by Engineer-in-charge.

Supply, lay cable of 3.5 core 25 sq mm in trenches, floors ,fix on wall/pole, passing through pipes etc.,LT UG cable , 1100 volts grade, PVC/ XLPE insulated , with multistranded aluminium conductors, armoured with galvanised steel wire or tape , of following nominal cross sections, confirming to IS specifications, Complete all as specified and directed by Engineer-in-charge.

Supply, lay cable of 3.5 core 16 sq mm in trenches, floors ,fix on wall/pole, passing through pipes etc.,LT UG cable , 1100 volts grade, PVC/ XLPE insulated , with multistranded aluminium conductors, armoured with galvanised steel wire or tape , of following nominal cross sections, confirming to IS specifications, Complete all as specified and directed by Engineer-in-charge.

supply and fix in replacement HDPE couregated Pipe 50 mm , Complete all as specified and directed by Engr-in-Charge.

Supply and fix GI pipe light grade 50 mm bore dia on pole / wall or lay in trenches under road / drain crossings etc., for drawing cables, , ISI marked ,of following sizes including necessery pipe ,fittings ,clamps, bolts , nuts etc., Complete all as specified and directed by Engr-in-Charge.

M & L for cutting exisitng bitumenous road surfaces not more than 150 mm thick, removing for laying of pipes/cables, making good with PCC 1:3:6 type C1 20 mm graded aggregate to match with the adjustant surface. Note Excavation and earth work below 150 mm thick will be measured and paid under relevent items, Complete all as specified and directed by Engr-in-Charge.(pcc will be measured and paid sepretly)

Taking down of any type of LT/ Bus bar panel of any size and any type, Complete all as specified and directed by Engr-in-Charge.

Supply, installing, testing and commissioning factory made LT ( 415 Volts, 50 Hz , 3-phase, 4 wire supply ) CPRI approved, factory assembled LT Panel Outdoor type, platform mounted, suitable for 415 Volts 3 Phase and neutral, 4 wire, 50Hz AC supply system having bus bar chamber with insulated Aluminium bus bars of 240 Amps rating installed on DMC insulators with bus bar chamber. The panel shall be dust and vermin proof, ingress protection class ( IP-54 ) and made of 3.15 mm thick CRCA mild steel sheet and mild steel, Angle iron frame work made out of 40 X 40 X 5 mm ), front and rear opening type with proper ferrule & cable gland, internal wiring with PVC insulated multistranded copper conductor FR wire of adequate size but not less than 1.5 sqmm complete. All steel metal works including frame shall be with anticorrosive coating with seven tank process and finally epoxy polyester powder coating of Siemens grey shade 7035. embedded in ground with and including bocks of PCC 1:2:4 type B1 of block size 30x30x30 cm comprising of the following:-

BUS BAR CHAMBER :- (a) 240 Amps 4 Strips Aluminium conductor, with color coded heat shrinkable sleave and shall be mounted on non hygroscopic, non combustible, track resistant, high strength DMC material, interconnection of all incomings & outgoings. INCOMING SUPPLY :- (i) MCCB 160 Amps 25 KA 4 Pole with Adjustable thermal & fixed magnetic release 415 volts , 50Hz,=01 No., Make of MCCB:- L&T/ Siemens / Legrand/ Havells. INSTRUMENT FEEDER :- (a) Digital Volt Meter, 96X96mm, flush type rated 0-500 V, with Volt meter selector switch- 01 Set. (b) Digital Amp Meter, 96X96mm, flush type rated 0-200 A, with Amp meter Selector switch- 01 Set. (c) C.T's 200/5 A CL 1.0 Tape Wound- 01 Set. (Set of three) (d) Red, Yellow, Green Phase indicating Lights LED type 220 V AC- 1 Set. (Set of three). (e) Protection MCB 6 A SP C Series- 1 Set. (Set of three). Make of Metering Accessories :-L&T/ AE/ Trinity/ Schneider.