SPL REPAIR OF TRANSFORMER AND VOLTAGE STABILIZER AGAINST BER EQPT AT BARAMULLA PATTAN UNDER GE 969 EWS

Supply, Installation, Commissioning of transformer of capacity 400 KVA step down outdoor type Copper Wounded ONAN Cooling 11/0.433 KV (at no load) AC 3 Phase 50 Hz on secondary side double wounded oil immersed naturally all air cooled with external tubes/radiator, delta connected as on primary and star connected with neutral brought on secondary. The maximum temperature rise should not exceed 45 degree centigrade in oil and 50 degree centigrade in HV/LV winding when measured by the resistance method after continuous full load run in ambient temprature the transformer shall confirming to IS 2026, 1997 and comprising of following accessories :- Bd ser No-05

(a) 01 No Cable end box on HV side consisting of with 03 Nos porcelain bushing with bushing rods and nuts washers and cable glands suitable for XLPE cable 3 Core 120 Sqmm including cable joint complete adopter box (b) 01 No cable end box on LV secondary side consisting of 04 Nos porcelain bushing with bushing rods and nuts washers and cable glands suitable for XLPE cable 3.5 Core 185 Sqmm including cable joint complete adopter box

(c) Oil conservator with filter type drain valve and oil level gauge. (d) Dehydrating breather with first filling of dehydrating agent. (e) Explosive vent. (f) Thermometer Pocket. (g) Two earthing terminal on tank body to facilitate fixing of 32x6mm GI Strip. (h) One No thermometer dial type vapour pressure type having range 0-120 degree centigrade with maximum temprature indicator and re-setting device to maximum temprature including needle of temprature gauge max reading panted terminal.

(j) Rating plate with terminal plate. (k) Oil drain filter valve. (l) Oil filling hole on top cover with plug. (m) Air release valve/plug. (n) 4 Nos plain solid cast steel detachable rollers. (o) Extra bushing for neutral out side the cable box providing independent earthing for neutral. (p) First fill of transformer oil confirming to relevant IS and tested upto 60KV dielectric strength.

All as per item No. 1 here in before But transformer of 160 KVA capacity.Bd ser No.-5 PTN, complete all as specified and as directed.

All as per item No. 1 here in before But transformer of 63 KVA capacity.Bd ser No.-12 bml, complete all as specified and as directed.

Supply and Installation Voltage stabilizer Copper Wound for automatic operation, three phase naturally oil cooled indoor type & designed for input variation between 340 V to 460 V with output voltage stabilized at 415 with accuracy ± 2.5% and speed of correction 8 Volts per second and of capacity 150 KVA all as specified . Bd Ser No.-06 PTN, complete all as specified and as directed.

Supply, laying & testing cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty)with stranded aluminium conductor, 11000 volts grade, of size 3 core 95 sq mm, complete all as specified and as directed.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 70 sq mm 3.5 core, complete all as specified and as directed.

Excavation in trenches not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth,for foundations,laying of pipes etc not exceeding 10sqm on plan for mamholes etc and not exceeding 1.5 metre in depth and getting out in Soft/loose soil, complete all as specified and directed.