supply and delivery of 20h.p 3 phase electromangnetic star-delta motor controllers and others electrical items for different govt own and operated major rli schemes under assistant engineer (a-m) mathabhanga (agri-mech) sub-division , supply of 20h.p 3 phase electromangnetic star-delta motor controllers with 4pole heavy duty power contactor, single phasing preventer and normal protective features, mcb, indicators, push buttons, ammeter & voltmeter, all in ip54 enclosure of min 16swg. c r sheet steel, 10 tank process powder coat painted and as per technical specification. , supply of 200amp/415 v rewirable fuse unit of standard variety(i.e cut out having porcelain fuse carrier & base) with extension strip (make:ssk/max etc) , supply of sheet metal enclosed re-wireable type fuse, main switch, 500 volts, 3 phase, 50 cycles a.c supply conforming to is:60947 (part-3)/1993 for-63 amps 415 volts a.c tpn main switch. , supply of no-volt coil 415v for oil immersed starters (as per sample)