tender for contactor for net 1 and net 2 supply (k01 &k02) voltage rating 600-750v ac , current rating 170-230 a , main pole 4 no, aux. contact 2no+ 2 nc , control voltage 380-415 v ac , with surge suppressor, forswitch board cabinet of lhb ac coach as per , rdsospec no. rdso/pe/spec/ac/0184-2015(rev-0) ,iec/en60947-4-1 or latest.
