supply of power contactor with surge suppressor , power contactor with surge suppressor for lhb power car, current rating-630 amps, rated operational voltage rating 1 kv, ac 50 hz, 3 pole, op eration coil voltage 415v+10%/-20%, aux. contact 4no + 4nc, (similar to abb -af 750-30-11, iec 60947-4-1, en 60947 -1-1) , plate & rail mounting support s tandard iec/en 60947, suitable for fitment in sbc of lhb power car coaches, suitable for feeder contactor, bus-coupler & hog contactors, degree of protection ip-20, finger free screw terminal. as per edts 103 rev d with latest amendment. rdso approved makes only. [ warranty period: 30 months after the date of delivery ] ]