Provision of 500 KVA transformer at Battalion Headquarter Ghaspani alongwith necessary ancillary work at 22 Assam Rifles

Supply and installation of copper wound transformer step up/ step down, indoor/outdoor type including energisation and acttivation complete with standard fittings, HT 33 KV 3 Phase, LT 433 volts, 3 Phase 4 wire with off load tappings on HT side to vary secondary voltage within limit, all as per IS:2026 of capacity of 500 KVA . 5 Star rated , floor mounted , Primary Voltage 33KV, Secondary Voltage 433 Volts, Vector Group Dyn1, Insulation on HV side 36 KV class, LV 1.1 KV class, Insulation Medium as per IS -335, Winding Copper on both HV and LV side , Losses as per IS-1180 /IS 2026 with as per Stanadrd specification complete confirming to ISand IE. complete (Make: Schneider/ Kirloskar/ NGEF)

Installation of copper wound transformer step up/ step down, indoor/outdoor type complete with standard fittings including energisation and activation , HT 33 KV 3 Phase, LT 433 volts, 3 Phase 4 wire with off load tappings on HT side to vary secondary voltage within limit, all as per IS:2026 of capacity of 250 KVA . 5 Star rated , Pole mounted , Primary Voltage 33KV, Secondary Voltage 433 Volts, Vector Group Dyn1, Insulation on HV side 36 KV class, LV 1.1 KV class, Insulation Medium as per IS -335, Winding Copper on both HV and LV side , Losses as per IS-1180 /IS 2026 with as per Stanadrd specification complete confirming to ISand IE. complete.

Supply & fix LT switch gear 440 Volts 3 phase, 4 wire 50 cycles, cubicle or truck type complete with air circuit breaker, overload protection, no-volt release with necessary CTs,meter and cable boxes of rating upto 800 Amps with following incoming and outgoings :- (a) ACB TPN fixed type 800 Amps (Make: ABB/SIEMENS/SCHNEIDER) , 4 Pole , Fixed type Complete - 01 Nos, MCCB TPN 250 Amps, 35 KA , Thermal magentic release - 04 Nos , CT Circuit with metering arrangments including APFC of 100 KVAr ( 1x25 KVAr, 1x20 KVAr, 3x15 KVAr ) complete . Detialed specification and drawing will be provdied for approval of SO-i(wks) before execution of works. Panel size : 2 mtr (l)x1.5 mtr (w)x 0.60 m(d) and 450 mm standing arrangment height , Out door with rain ravelling type with 2.6 mm thick CRCA Sheet . IP 55 protection . CPRI approved manufacturere, powder coated)

Supply & fix LT switch gear 440 Volts 3 phase, 4 wire 50 cycles, cubicle or truck type, out door complete with MCCB -200 Amps, 4 Pole, 50 KA - 02 Nos , overload protection, no-volt release with necessary CTs,meter and cable boxes of rating upto 200 Amps. Detialed specification and drawing will be provdied for approval of SO-i(wks) before execution of works. Panel size : 2 mtr (l)x1.5 mtr (w)x 0.60 m(d), Out door with rain ravelling type with 2.1 mm thick CRCA Sheet . IP 55 protection . Size of the panel 1m (l)x1m(w)x1m(d)

Supply and fixing HT 33 KV, Out Door type Gang Operated Air-Break switch suitable for horizontal or vertical mounting fixed type complete with 9 insulators of rating upto 400 Amps suitable upto 500 KVA Transformer capacity

Supply and fixing of Rubber mat of 1 meter x 2 meter x 10 mm

Supply, laying & testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminium conductor, 33000 volts grade, of size 3 core 95 sq mm

Supply, laying & testing cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminium conductor, 1.1KV grade, of size 120 sq mm. ( Feeder Distribution)

Supply and fixing LT OH lines on existing poles with ACSR conductorsof size 3 of 6/1 x 3.00 mm (Ferret),1 of 6/1 x 2.59 mm (Weasel).