HL30-100 Disconnecting breaker 1:there are 1p.2p.3p.4p 2:Embedded Installation 3:Mechanical Electrical Life:20000 times. Detailed Product DescriptionINT HL30-100 Disconnecting breaker,Isolating Switch (HL32-100) , isolate switch ,isolation switch ,MCBIsolating Switch / Isolator ,HL32-100,HL30-63ApplicationHL30-100(INT) series isolating switch is applied to distribution and control circuitry with ...