supply of working and non-working net 1& 2, power contactors, 3 pole.working and non-working net 1& 2, power contactors, 3 pole.,working and non-working net 1& 2, power contactors, 3 pole, 1000v ac operation voltage, 50 hz , suitable for 100kva, 750 v ac, on load switc hing under ac-6a category at temperature of 70 degree celsius & coil voltage of 110 v +25% -30% dc at temperature of 70 degree celsius with surge suppre ssor, aux. contacts:2no+2nc conforming to rdso specification no. rdso/pe/spec/d/tl/0195 -2019 (rev.0) similar to make-abb model no.af 190b-30-22rt- 12 or siemens, l&t, schneider and c&s. [ warranty period: 30 months after the date of delivery ] ]