1. Complete repairing of 200-Amps, 550V, ABC make ACB switch at 10L/13D main for SDL M/C No.-1137 of Mithani Colliery under Sodepur Area. 2.Repairing of 400-Amps, 550V, Oil Circuit Breaker (Switch) R/B make of Mit

Amount

Items Description

1. Complete repairing of 200-Amps, 550V, ABC make ACB switch at 10L/13D main for SDL M/C No.-1137 of Mithani Colliery under Sodepur Area.

Cost of Fixed contacts.

Cost of Moving contacts

Cost of Arc chute.

Cost of Isolator complete.

Cost of E/L Relay set complete.

Cost of overload assembly

Cost of terminal studs with Insulator with double nut, lock washer etc 12 sets

Cost of CBCT.

Cost of P.T.

Cost of Ampere Meter.

Adjusted value of connection wire

Cost of Micro switch for test/Reset.

Cost of micro switch ball bearing system for isolator on-off operating.

Cost of pVC flexible copper wire for internal wiring.

Cost of Hardware & insulating materials as nut, bolts, washer, screw, paints,steel grip adhesive & non adhesive tape etc.

Charges for assembling & complete the above jobs

Overhead cost & profit

Add Transporting Cost up & down.

Add: CMPF / EPF ©12%

Add Bonus @B,33%

Add: Pension 7% on labour charge

2.Repairing of 400-Amps, 550V, Oil Circuit Breaker (Switch) R/B make of Mithani Colliery under Sodepur Area.

Providing Earth Leakage Relay with Core Balace Transformer.

Moving contact changing PIC clamp.

Fixed contact changing.

Separate board for moving.

Repairing of Overload.

Supply of CT

Wiring Wires and hardware material.

Incoming bush insulator.

Fiber main connection.

Bus bar repairing with re-insulating.

Nut, bolt, washer, paint etc.

Bushing isolator repairing with proper moulding.

Auxillary circuit pin sockets changing

Labour Cost for the Jobs

Overhead & other cost 10%

Add CMPF@12%, [email protected]% of Labour charge

3.Repairing of 150-HP, 550V, Killburn make DOL starter for underground haulage of Mithani Colliery under Sodepur Area.

Cost of MI -12 Contactor Unit (complete set)

Supply of bush insulator

Supply of over load complete set

Supply of copper terminals, brass nut and washer

Supply of push switch

Supply of main cable line to connection by 70 sqmm Copper Flexible cable with socketing

Supply of indication

Supply of 4 mm PVC copper flexible wire for internal and circuit wiring

Labour charges

Overhead & profit @10%

Add CMPF@12%, [email protected]% and Pension @ 7% of Labour charge

4. Repairing of 60-Amps, 550V, Andrew Yule make DOL starter of Mithani Colliery under Sodepur Area.

Cost of ML-6 contactor unit (Complete set)

Cost of E/L relay set

Cost of CBT

Cost of CT (60: 5) Ams

Cost of thermal O/L set 20Amps-3.5 Amps

Cost of N.S. type fuse cartridge 4 amps

Cost of fuse cartridge 4 amps

Cost of micro switch E/1-test /reset

Cost of Indicating lamp with holder (12 volt)

Cost of 3/8 " X ½" X 6" Copper Studs

Cost of Bus bar insulator

Cost of PT 415V/550V

Cost of wiring by PVC flexible copper wire

Cost of Materials required for repairing of Isolator

Cost of 1.5mm Socket 50Sqmm

Cost of PVC flexible copper leads 50sqmm

Cost of Copper socket 50Sqmm

Cost of Materials required for clearing De - Carbonizing, Painting ETC.

Cost of Insulating materials as PVC tape, Adhesive, non-Adhesive tape Etc.

Labor Charges

Both side Transport charges

Overhead & profit @10%

Add CMPF@12%, [email protected]% and Pension @ 7% of Labour charge

Total impact of GST for the purpose of CTC

SINGH ELECTRICALS (BID ID -1143720)

MANJEET ENTERPRISE (BID ID -1143606)