Maintenance of 07 nos. of HT starters, NFLP type installed at mines of Rajrappa Project

Amount

Providing of microprocessor based Earth leakage relay with moulded case CBCT 30mA-3000mA, Digital display, Sze: 150mm.

Providing of indicating lamps (Red, Yellow & Green), 7W, 85-240V at/dc. Universal type.

Providing of indicating lamps (Blue), 7W, 85-240V ac/dc.

Providing of Digital Voltmeter 3.3KV/110V, Single phase

Providing of Digital Ammeter 100/SA, Single Phase.

Providing of Push Button On, Off, Set, fReset; with contact block

Providing of Auxiliary Contactor 2NO+2NC, Coil Voltage 110V AC.

Providing of MCB, 16A, DP, 110V, C-curve, Control Circuit.

Providing of Limit Switch 1NO+1NC

Providing of Micro controller based Numerical Motor Protection relay having programmable type inbuilt CT with LCD display, Aux.Aux Volt: 24-275V, AC/DC with following features: (a) Thermal overload protection. (b) Single Phasing/Phase fail protection; (c) Phase revesal protection; (d) Earth fault protection; e) Locked Rotor Protection; (f) Under current protection; (g) Over current protection; (h) Instantaeous Short circuit protection; (i) Motor Start/stop record; (j) Programmable Input/output; (k) USB communication; (1) Current Unbalancing:

Providing of wiring wire, ferrule and lug.

Providing of connecting cable leads as required, 70 Sq. mm.

Providing of Current Transformer, CTR-100/5, 15VA: 6.6KV

Providing of CT Faxing Clamp.

Providing of Door glass.

Providing of Lug as required.

Providing of support insulators 6.6KV.

Providing of Insulated bus-bar, 400A, 6.6KV (set of three nos.)

Providing of double ratio PT 6.6-3.3KV/110-0-110V, Ерoху moulding type 500VA

Providing of PT HT fuse, 6.6KV, 1A.

Providing of Isolator, 6.6KV/3.3KV 400A reverse and forward type

Providing isolator handle with insulated sleeve.

Re-insulation of Bus bar (R-Y-B)

Repairing of VCB unit: 6.6KV/3.3KV; 400A

Repairing of Isolator, 6.6KV/3.3KV 400A reverse and forward type

Labour Charges including Testing

CONTRACTOR'S PROFIT @10℅on Labour cost only (SI.No.26)

Total impact of GST for the purpose of CTC