智能框架断路器接地保护功能动作分析与措施

Action Analysis and Measures of Grounding Protection Function of Intelligent Frame Circuit Breaker

根据低压配电系统的保护配置,论述了一种智能型后台保护开关在实验室通过智能型框架开关驱动智能型低压框架系统中的接地保护功能的具体情况,对断路器的安装、试验及原理进行了调查分析,对断路器的二次回路进行了改造设计,起到了断开接地保护的作用,保证了生产装置的稳定运行。

According to the protection configuration of the low-voltage power distribution system,this paper discusses the specific situation of the grounding protection function of an intelligent background protection switch in the laboratory through the intelligent frame switch driing the intelligent low-voltage frame system,and the installation and test of the circuit breaker And the principle was inestigated and analyzed,and the secondary circuit of the circuit breaker was modified and designed,and it played the role of disconnecting the grounding protection,ensuring the stable operation of the production deice.