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What are the basic requirements for the circuit breaker operating mechanism?

By:Nader Updated:August 17,2020 15:47PM

In order to reliably complete the opening and closing operations of the circuit breaker, the operating mechanism should meet the following basic requirements:

  1. It has sufficient operating work, that is, the work required to make the moving contact of the circuit breaker open and close;
  2. With a high degree of reliability, the operating mechanism should not refuse to move or malfunction;
  3. The action is fast, that is, the opening and closing action of the circuit breaker must be fast;
  4. Simple structure, small size, small weight and low price.
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