supply & delivery of different electrical items for different govt own & operated major rli schemes under a.e ( a-m ) purulia-i ( a-m ) sub-division under the jurisdiction of purulia ( a-m ) division, cooch behar under non-planned maintenance work- 25 hp 3ø electromegnatic star-delta motor controllers with 4 pole heavy duty power contactor, single phasing preventer and normal protective features, mcb, indicators, push bottoms, ammeter & voltmeter, all in ip54 enclosure of min 16swg, c r sheet steel, 10 tank process power coat painted and as per technical specification. 2 4 core 25 square mm copper flat conductor ( flexible ) pvc insulated heavy duty industrial ( pvc sheathed ) heat resistant 1100 volts grade conforming to is: 694 / 1990. make: havells / finolex / polycab & equivalent reputed make.