This is a 160A circuit breaker for EasyPact EZC250H.::This product can work below rated operational voltage(Ue) 550VAC at 50/60Hz or 250VDC network.::The ultimate breaking capacity(Icu) is shown differently, depended on the condition of network, Ics=50%Icu if need to match.::This version of product is designed 3 poles frame with detection on 3 poles,equipped TMD trip unit for thermal-magnetic protection.::It is compliance with standard IEC60947, CE certification and some independent lab(KEMA,ASEFA,TUV) or third-party Tilva.::This device is certified for operation in pollution degree III environment as defined by IEC60947, and pass the test of extremely atmospheric conditions.::Device can be mounted vertically or horizontally in a metal enclosure,and against from safety risk by padlocking.::The degree of protection is IP40 for direct rotary handle,and IP54 for extended rotary handle.::This series have slots used for indication or voltage release auxiliaries positioning, depending on where it is inserted in the device behind the front cover of circuit breaker.::The fixed dimension is 105mm( width),165mm(height),60mm(Depth).