来自MSN10 个月
Miniature Circuit Breaker 'Hidden Hero' Enabling Energy Transition Built on 100-Year Safety ...
Bangalore (Karnataka) [India], May 7: ABB's first-of-its-kind Miniature Circuit Breaker (MCB)* reaches a milestone 100-year anniversary of protecting electrical circuits and while evolving to meet ...
BBC2 年
Fuses and circuit breakers
Small circuit breakers protect individual household appliances, whereas larger ones can protect high voltage circuits supplying electricity to entire cities. An MCB (miniature circuit breaker ...