Tender For maintenance of electrical installation & fans i/c street light, operation & maintenance of water supply pumpsets & diesel generator set and annual electricity consumption charges for the lt supply of gp residential qtr. at kb, kc block, salt lake, kolkata ( sh-lifting & lowering of 7.5 hp capacity submersible pump motor set & repairng the same with 80 mm gi pipe, wire rope & submersible cable fasd starter at kb-kc block, salt lake, kolkata