Molded Case Circuit Breakers

Plastic case circuit breaker is also known as device circuit breaker, all the parts are sealed in a plastic shell, through the modular will be contacts, interrupting chamber, release and operating mechanism, etc. are mounted in a plastic shell, generally do not consider the maintenance, suitable for branch circuit protection switch, overcurrent release has a thermo-magnetic and electronic two; structure of the interrupting chamber arc extinguishing piece most of the use of thin plate and arc-resistant GPO3, to play a Protection

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