Application NF series circuit breaker is feature of reliable working out and steady performance, reasonable structure,beautiful appearance and small volume etc. It can be used in the circuit of 50Hz or 60Hz, rated voltage up to 600V. It is used to distribute electric energy in distribuyion network and be overload or short ciruciy protection power equipment,and also can be used in transformation of circuit unfrequency under the normal condions. Specifications(type spec only enumerate on find,other type spec pls look through our company website) 1、Type:NF30-CS 2、Rated insulation voltage(V)：660V 3、Rated current of trip(A)：3,5,10,15,20,30 4、Mode of connection：Mode after board 5、On & off capacity：AC380V/1.5kA、415V/1.5kV 6、No.of pole：2,3