17IZM63 / IN63 low voltage air circuit breaker MN013014EN May 2021 www.eaton.com.cnSection 3: Circuit breaker description and operationFigure 3-3 Typical double-wide standard frame fixed circuit breaker features (front and rear views)52143107698Arc chamberMounting footCircuit breaker nameplatePhase identification labelsTripper barBaffled arc chute coverSecondary contact connectorFaceplate (front cover)Integral lifting handleFixed vertical primary terminals(with optional vertical adapter)6519 99 9410781341072

Eaton IZM63 Instruction Manual