MCCB与UCB断路器的故障报警分析

Analysis of Fault Alarm of MCCB and UCB Circuit Breaker

阐述万能式断路器(Universal Circuit Breaker,UCB)与塑料外壳断路器(Plastic Casing Circuit Breaker,MCCB)的特点,包括低压供电系统的安全、稳定运行,探讨UCB和MCCB的故障报警异同。

This paper describes the characteristics of Universal Circuit Breaker(UCB) and Plastic Casing Circuit Breaker(MCCB), including the safe and stable operation of low-voltage power supply system, and discusses the similarities and differences of fault alarm between UCB and MCCB.