bids are invited for 1 residual current circuit breaker ( rccb ) , rating 40a, 240v, two pole, single phase , sensitivity 30 milliamp, trip free mechanism, touch proof terminals ip20, resistance against unwanted tripping, 35sq mm biconnect terminals, conforming to is 12640 ( part 1 ) -2008 / iec61oo8-1 -1996. make- legrand / havells / l&t / standard / indoasian / hpl / siemens ) 2 heavy duty exhaust fan, 300mm sweep, robust metallic grey body, no.of blades- 4, double ball bearing, rated voltage-230v, rated frequency-50hz, power consumption-70 w, rated speed- 1400 rpm, air delivery-1850 m3 / h. make-havells / crompton / bajaj / usha or equivalent. 3 auxiliary contactor 24vdc coil, 3no+3nc 6a rated current, make-l&t, siemens, abb, schneider or equivalent. 4 pvc cooling fan for siemens make motor, rpm-1485, frame-315m, kw-135kw. id- 79 mm, od-355 mm , 5 blades 5 tube 18 watt, green / blue colour, 2 feet, uv light suitable for insect killer, 230volt, 50 hz, ac supply. make- osram or equivalent. total quantity : 422