SPECIAL REPAIR/RENEWAL TO BER TRANSFORMER AT MRS AT OUTRAM LINE AND HARNI AREA ,DHANUSH MARG,DHOBI GHAT AND STN WKS EME AT OUTRAM LINE AND HARNI AREA, UNDER GE (ARMY) BARODA

Amount

Supply, install, test and commissioning copper wound step down transformer of capacity 250 KVA, indoor type complete with standard fittings, HT, 11 KV, 3 phase, LT 433 V, 3 phase, 4 wire with off load tapping on primary side to vary secondary voltage ± 7.5% with tapping at every 2.5% all as per IS-2026 complete all as specified and including the following :-

In cable end box on HV side with cable glands suitable for HT 3 core cable 95 sqmm.

One cable box LV side consisting of 4 Nos porcelain with brass bushing rods, complete with nuts and washers with two nos. cable gland suitable for 3.5 core 300 sqmm LT U/G cable.

Oil conservator with filter type drain valve and oil level indicator.

Dehydrating breather with fast fill of dehydrating agent.

Explosion vents.

Thermometer pocket on tank cover including thermometer.

Rating plate and terminal marking plate.

The earthing terminal two nos. to tank to faciliate fixing of earth strip.

Oil level gauge.

Lifting plugs.

Oil lifting hole with cap/plug with connection plate complete.

Air relief valve plug.

Initial filling of transformer oil of dielectric strength not less than 60 KV.

Two nos. GI tubing, light grade, 80 mm dia, 2 m long embedded in wall on HT & LT side for drawing LT/HT underground cable. Make : Asian/Prakash Surya/Jindal

Tap Changer

Supply, install, test and commissioning copper wound step down transformer of capacity 160 KVA, indoor type complete with standard fittings, HT, 11 KV, 3 phase, LT 433 V, 3 phase, 4 wire with off load tapping on primary side to vary secondary voltage ± 7.5% with tapping at every 2.5% all as per IS-2026 complete all as specified and including the following :-

In cable end box on HV side with cable glands suitable for HT 3 core cable 95 sqmm.

One cable box LV side consisting of 4 Nos porcelain with brass bushing rods, complete with nuts and washers with two nos. cable gland suitable for 3.5 core 300 sqmm LT U/G cable.

Oil conservator with filter type drain valve and oil level indicator.

Dehydrating breather with fast fill of dehydrating agent.

Explosion vents.

Thermometer pocket on tank cover including thermometer.

Rating plate and terminal marking plate.

The earthing terminal two nos. to tank to faciliate fixing of earth strip.

Oil level gauge.

Lifting plugs.

Oil lifting hole with cap/plug with connection plate complete.

Air relief valve plug.

Initial filling of transformer oil of dielectric strength not less than 60 KV.

Two nos. GI tubing, light grade, 80 mm dia, 2 m long embedded in wall on HT & LT side for drawing LT/HT underground cable. Make : Asian/Prakash Surya/Jindal

Tap Changer

Supply, install, test and commissioning copper wound step down transformer of capacity 200 KVA, indoor type complete with standard fittings, HT, 11 KV, 3 phase, LT 433 V, 3 phase, 4 wire with off load tapping on primary side to vary secondary voltage ± 7.5% with tapping at every 2.5% all as per IS-2026 complete all as specified and including the following :-

In cable end box on HV side with cable glands suitable for HT 3 core cable 95 sqmm.

One cable box LV side consisting of 4 Nos porcelain with brass bushing rods, complete with nuts and washers with two nos. cable gland suitable for 3.5 core 300 sqmm LT U/G cable.

Oil conservator with filter type drain valve and oil level indicator.

Dehydrating breather with fast fill of dehydrating agent.

Explosion vents.

Thermometer pocket on tank cover including thermometer.

Rating plate and terminal marking plate.

The earthing terminal two nos. to tank to faciliate fixing of earth strip.

Oil level gauge.

Lifting plugs.

Oil lifting hole with cap/plug with connection plate complete.

Air relief valve plug.

Initial filling of transformer oil of dielectric strength not less than 60 KV.

Two nos. GI tubing, light grade, 80 mm dia, 2 m long embedded in wall on HT & LT side for drawing LT/HT underground cable. Make : Asian/Prakash Surya/Jindal

Tap Changer

M & L for replacement, installing commissioning and testing of vertical switch air break gang operated HT 11 KV triple pole out door type and rated capacity 200 Amp with 6 insulator and steel frames mechanically operated mechanism consisting of operating rod of light grade 25/40 mm bore GI pipe of suitable length worked from ground level with locking arrangement,clamp of flat iron 50X6 mm .

M & L for replacement, installing commissioning and testing of vertical expulsion type drop out fuse unit HT 11 KV triple pole out door type and rated capacity 200 Amp mounted on 6 post insulators and steel frames complete including connecting with HT cable leads spirally shaped duly crimped with suitable size lugs complete all as specified & direcyted by engineer Incharge.

M&L earthing complete with Copper earth plate electrode 60×60cm ×3.15mm buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of the plate not less than 1.5 mtr below normal ground level, the earth electrode surrounded by adequate quantity of charcoal dust and salt to a packed thickness of 15cm on all side and connected to and including copper earth lead (20×3mm copper strip as earthing lead) wire 4.0 mm dia upto 7.5 mtrs long by means of nuts and bolts, check nuts and washers of GI and connected to earhing test point and earth dolly all as shown in electrical plate No 3 of MES schedule Part-I, and testing on completion including necessary excavation and earth work in any type of soil, PCC(1:3:6) type C1 chamber, pre-cast RCC slab 50mm thick in cement concrete (1:2:4), type B1, reinforced with welded steel wire fabric or XPM, (weight not less than 4 Kg per Sqm) with cast iron frame, funnel with watering pipe 20mm dia medium grade, wire mesh and lugs, GI protection pipe15mm dia, light grade 7.5 mtr long for protection of earth lead upto test point etc all as specified and as directed.

Supply, laying, jointing, testing & commissioning 11000 volts grade, XLPE insulated, (Earthed) screened, PVC bedded, galvanised steel strip or wire armoured, electric power cable (heavy duty) with stranded aluminium conductor of cross sectional area 3 core 95 sqmm, with aluminium conductor laid in trenches/passing through pipe/duct/road crossing etc including jointing material such as cable glands, lugs etc. complete all as specified and directed. Make : Polycab/Havells

Supplyl and fix, cable jointing kit for 11 KV (Earthed) grade for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured al conductor cable of size 50 sqmm to 95 sqmm complete all as specified and directed. Make : 3M/Raychem/M-Seal

Supply and fix, cable jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured al condcutor cable of size 50 sqmm to 95 sqmm complete all as specified and directed. Make : 3M/Raychem/M-Seal

One cable box LV side consisting of 4 Nos porcelain with brass bushing rods, complete with nuts and washers with two nos. cable gland suitable for 3.5 core 300 sqmm LT U/G cable.

Oil conservator with filter type drain valve and oil level indicator.

Dehydrating breather with fast fill of dehydrating agent.

Explosion vents.

Thermometer pocket on tank cover including thermometer.

Rating plate and terminal marking plate.

The earthing terminal two nos. to tank to faciliate fixing of earth strip.

Oil level gauge.

Lifting plugs.

Oil lifting hole with cap/plug with connection plate complete.

Air relief valve plug.

Initial filling of transformer oil of dielectric strength not less than 60 KV.

Two nos. GI tubing, light grade, 80 mm dia, 2 m long embedded in wall on HT & LT side for drawing LT/HT underground cable. Make : Asian/Prakash Surya/Jindal

Tap Changer

Make of transformer :Voltmap/Rajasthan Transformer Switch Gear/Gujrat Transformers/.

Fill up of New Transformer Oil (Initial Oil filling) all inclusive rate quoted by contractor.

City Light

M/s SK Traders

ALBA AC AND REF SERVICES

MAA SHAKTI ENGG. CO.