This is a chassis for drawout 4 poles Masterpact MTZ2 32 N1/H1/H2//H3/H10 circuit breakers and MTZ2 32 HA/HA10 switch disconnectors.::The drawout version brings some benefits compared to fixed version with visible separation of the power contacts via racking out.::It offers also an easy and complete access to the device for periodic maintenance, and the possibility of a quick replacement of the device if necessary.::Masterpact MTZ is the last generation of high current air circuit breakers up to 6300 A embedding advanced digital technologies.::Masterpact MTZ is designed to protect electrical systems from damage caused by overloads, short circuits and equipment ground faults.::The rated current of this chassis is 3200 A.