Repairing of (a) one no of ECE make, 400 Amps, 11KV OCB of Ranipur Colliery under Parbelia Group of mines and (b) one no of Biecco Lawrie make, 800Amps, 12KV, VCB primary main of 500KVA transformer at surface substation of Parbelia Colliery under Sod

Amount

Items Description

Repairing of (a) one no of ECE make, 400 Amps, 11KV OCB of Ranipur Colliery under Parbelia Group of mines and (b) one no of Biecco Lawrie make, 800Amps, 12KV, VCB primary main of 500KVA transformer at surface substation of Parbelia Colliery under Sodepur Area.

Providing Epoxy molded Main Incoming and outgoing insulator complete set with Male contacts.

Providing Fixed contacts assly complete with lock nuts.

Providing Moving contact assly.

Providing Trip Coll assembly.

Prividing Moving contacts holder.

Providing Phase separator.

Providing Auxiliary board with Pins for circuit connection.

Repairing of protective devices O/L and ELR circuit with tripping system.

Painting of the OCB after cleaning & decarburizing.

Cost of epoxy molded sealed type PT, 3-Phase, 11KV/110V

Cost of 11-KV Moulded Busbar Insulator 6-Nos. @1,500/-

Busbar Patti with distance piece to be moulding with epoxy (Resin &hardner)

Cost of Prayog Digital Earth leakage relay complete set with CBCT having range (5mA - 2A)

VCB Breaker unit to be rectified by changing mechanical operating system (close and release ) coil assly, Vacuum bottle contacts to be set right, replace-ment of copper flexible tails which connected Incoming and outgoing point.

Repair of DC spring charge Motor with trip catch lever assly.

Cost of 4mm PVC copper flexible wire for circuit wiring.

Cost of H.T. insulating tapes (HT tapes, monoplast tapes, and other)

Labour charges

Overhead cost & outhers

Add: CMPF @ 12%

Add: Bonus @ 8.33%

Add: Pension @ 7%

Total impact of GST for the purpose of CTC

HITECH INDIA (BID ID -1133019)

PAWAN ENTERPRISE (BID ID -1133023)