... 7 years 4.Certificate:CE,CCC,ISO Miniature Circuit Breaker (MCB) used for AC 50/60 Hz ... voltage 230V, for protecting the circuit which overload and short circuit may take place. It can ... or off the electric apparatus and lighting circuit under the normal condition.The product is ... circuit breaking capacity: 4KA *Pole No.: 1p, 2p, 3p, 4p*Model of instant tripping equipment: C, D Miniature Circuit Breaker ...