... switch, isolating switch and emergency switch with function of protection in the circuit with high short circuit current and motor circuit,this ... this switch does not have the electric circuit to overload with short-circuits the protection function,only satisfies the rating which this ... 160A, 250A, 400A and 630ANumber of poles: 3P,Assorted fuse links: NT00 for 160A, NT1 for 250A, NT2 for 400A and ...