HT Breakdown maintenance works under PGM Area Manager1

Amount

Attending emergency break down of HT services such as indoor/ outdoor type Transformer substation, HT yard etc., by identifying the fault, isolating/ rectifying/ bypass the fault, restoration of permanent/ temporary supply including meggering and checking of 11kv Insulators, CT/PT, Transformers, HT cable and structure with 5000/ 2500 volts Insulation Tester, cleaning of HG fuse, arcing rods, providing new HG fuses etc., complete as reqd.

Supplying and making out door type end termination with heat shrinkable joint kit to the existing 3core 95sq.mm XLPE, 11 KV H.T Cable including crimping of lugs, providing cable supporting clamps, testing etc., as required. (M/s. Raychem or SS Make)

Supplying and fixing of 16 SWG outdoor type powder coated MS Meter box with partition for HT Metering unit, necessary MS clamps, nuts, bolts and extension of existing earthing, including cutting, welding, drilling, transportation etc as reqd.

Supplying and fixing of 6 mm thick clear type acrylic sheet suitable for Mounting HT trivector Meter inside the MS box with necessary screws/bolts etc., (approx size of 600mm x 500mm)

Supplying and drawing of 2.5 sq mm copper flexible wire in the existing MS conduit etc., as required.

Supplying and fixing of 20 mm dia C Class GI pipe from CT PT to HT Meter box including power bending into "L" shape with necessary clamps, bolts etc., as required (approx 2 mtr long)

Supplying and fixing of following accessories including providing internal connections, removing faulty etc., as required. (a) 11KV Post top insulators

(b) 9 KV, 5KA LAS

(c) 63A HRC cylindrical fuses

(d) 63A HRC DIN type fuses

(e) 250A HRC DIN type fuses

(f) 400A HRC DIN type fuses

(g) 20 kVAR capacitor, Heavy duty, MPP type, suitable for operation on 440V, 50 Hz AC Supply

(h) 16 sq mm copper flexible cable with crimping of lugs

Supply and applying of monoplast compound for sealing of HT bushings in CT/PT terminations etc., as required.

Supply and filling of transformer oil to top up in the Incoming PT/ transformers/ HT panel upto required level etc., as required.

P.S.ENGINEERS