procurement of different types of electrical materials for revival of different major rli schemes under arambagh block under arambagh(a-m) sub-division under chinsurah (a-m) division in the district of hooghly damaged in flood 24-25 under non plan-supply of manually operated heavy duty star/delta oil immersed starters with single phasing preventer with 12 nos. 1.01 fixed & 6 nos. moving contacts with 3 magnetic overload release with adjustable oil dashpot time lags and under voltage release suitable for use with 380/415 volt, 3 phase, 50 hz, ac supply & generally conforming to is: 13947 (part-4) sec- 1/1993, suitable for 20 hp motor pump set. 1.02 supply of 25 square mm, 3.5 core aluminium pvcinsulated (heavy duty) armoured electric cable duly isi certification mark as per is 1554/1988 1.03 supply of bus bar chambers (as per appvd. existing dwg)- is60947-200amp 1.04 supply and delivery switch fuse unit, confirming to is 60947 - 200 amps 415 volts a.ctpn main switch. 1.05 supply and delivery switch fuse unit, confirming to is 60947 - 63 amps 415 volts a.ctpn main switch.