Providing and fixing of different types of transformers spares and new installation of lightning arrestor of different transformers i.e. 2 MVA 3 MVA and 5 MVA transformers at Regional Sub-Station, Kathara Colliery.

Amount

Providing of PG clamp for DOG and WOLF conductor (heavy duty).

Providing of Bi-metallic clamp (CU).

Providing of VCB bushing with stud complete set for HT side.

Labour Charge

Supply and fixing of dropper clamp aluminium in three pieces thickness 8mm size 245mm x 80mm, 120mm x 80mm and 120mm x 80mm with 08 nos. bolt, nut and washer size 10mm x 50mm complete set.

Supplying and erection of single piece nonlinear resistor type lightning arrestor suitable for 3wire, 33 KV overhead lines with rated voltage 30 KV (RMS) with a nominal discharge current rating of 10 KA (station class) and complete with galvanised clamping arrangement, G.I. bolts, nuts, washers etc. as required.

Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling etc. as required.

Total impact of GST for the purpose of CTC

M/S TIGER ENTERPRISES

M/S VISHAL ENTERPRISES