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Emax Low voltage air circuit-breakers - ABB Download Center

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Auxiliary Contacts5d) Contact for signalling closing springs chargedThis is made up of a microswitch which allows remote signallingof the state of the <strong>circuit</strong>-breaker operating mechanism closingsprings (always supplied with the spring charging gearedmotor).1SDC200149F0001Reference figure in electrical <strong>circuit</strong> diagrams: S33 M/2 (11)1SDC200150F000155e) Contact signalling under<strong>voltage</strong> release de-energized(C.aux YU)The under<strong>voltage</strong> releases can be fitted with a contact (normallyclosed or open, as preferred) for signalling under<strong>voltage</strong>release energized, to remotely signal the state of theunder<strong>voltage</strong> release.1SDC200151F0001Reference figure in electrical <strong>circuit</strong> diagrams: (12)1SDC200152F00015/14<strong>ABB</strong> SACE

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