Repairing, maintenance and attending emergency breakdown of HT electrical installations such as MOCBs (33 KV 800 amps, etc), Power transformers (2.5 MVA- 33KV/ 3.3 KV, etc), VCBs (3.3 KV 400 amps, etc), Field Switch (3.3 KV, etc), Trans Switch etc

Amount

Item Description/ Heading

Gear Box Assembly

Limit Switch, 1NO 1NC

Fiber Glass Barrier Set

Tripping Spring for VCB

Auxiliary Switch Assembly

Shunt Trip Coil Assembly, 110 Volts DC

Electrical Release Coil Assembly, 110 Volts DC

Earth Leakage Relay

Core Balance Current Transformer

Rectifier Capacitor Unit, 16 A, Single Phase

Push Button with Element

Indication Lamp Assembly

Auxiliary Contactor, 110 Volts AC, 2 NO 2 NC

IDMT type, 2 O/C and 1 E/F Relay

Ammeter/Voltmeter, 96 sqmm

Fuse Base and Carrier

Catch Mechanism

Spring Charging Motor, 220 Volts AC to DC

TNC Switch

Master Trip Relay, 110 Volts DC

Trip latch

Bushing Oil Seal, Big size

Bushing Oil Seal, Small size

HT Glass Fiber Tube Set (Buffle)

Bushing Stud with Nut and Washer,

Neoprene type Oil Gasket/Cork Sheet

Bushing Gasket

Rubber Bush

Breather Jar with Silica Gel

Auxiliary spares such as control lugs, ferrules, sleeves, and cotton waste

Dragging Hook with Spring

Closing Shaft with Catch

Tripping Shaft with Catch

Dragging Hook with Heating Pin

2.5 sqmm PVC Insulated Flexible Multi Strand Single Core Copper Wiring wire, 90 Meters/Roll, Excl. GST

GI Nuts, Bolts, Washers etc

Dismantling, cleaning and maintenance of 3.3 KV MOCB, 3.3 KV VCB and 3.3 KV/415 Volts, 630 KVA Trans Switch Unit and checking of its incoming and outgoing Busbar connection with overhauling of its spares for smooth operation etc as required

Maintenance and cleaning of Distribution Transformer with oil draining and oil filling after fixing of Rubber Bushes, Bushing Gaskets and Oil Gaskets of Top Cover Plate with opening/fixing of Primary and Secondary Bushing with Studs including connection and OTI, WTI, Bhucholz Relays.

Dismantling, maintenance and installation of 33 KV MOCB, outdoor type including its equipments with spring charging, closing and tripping system of mechanism units and oil draining with oil filling

Rewiring,checking, connection and testing of control circuit with its all protective devices for smooth operation of spring charging, closing and tripping circuits etc

Total impact of GST plus Labour Cess [@ 1 % (BOCW Cess to be deducted from the RA bill as per the value of the work progress)] for the purpose of CTC

M/s Evergreen Electrical Works (BID ID -1090747)