Industry_news
Residual current circuit breaker: a switch in a circuit that can automatically operate when the leakage current exceeds a predetermined value. The commonly used residual current circuit breakers are divided into two types: voltage type and current type, and current type is further divided into electromagnetic type and electronic type. The residual current circuit breaker is used to prevent personal electric shock, and should be selected according to the different requirements of direct contact and indirect contact electric shock protection.
Previous article:Thetrippingcharacteristicsofmoldedc...
Online
Negotiation
417148566@qq.com