一种高压断路器分、合闸线圈防烧保护装置的设计

Design of Anti-burning Protection Device for Tripping and Closing coils of High Voltage Circuit Breaker

分析了高压真空断路器的分闸、合闸线圈烧毁现象的原因,从工作原理、原理框图及电路原理等方面介绍了一种高压断路器分、合闸线圈防烧保护装置,可提高断路器的可靠分断能力,保证电力系统的稳定性和可靠性。

The burning causes of the tripping and closing coils of high voltage vacuum circuit breaker were analyzed.A kind of anti-burning protection device of the tripping and closing coils of the high voltage vacuum circuit breaker was introduced,in aspects of working principle,principle block diagram and circuit schematic.It can improve the reliablebreaking capacity of circuit breaker,and ensure the stability and reliability of power system.