带副筒断路器合闸缓冲簧防拒分的调整要素

Adjusting Criteria of Closing Spring Damper in Circuit Breaker With Auxiliary Cylinder to Avoid Refusal to open

针对ＳＮ１０－１０Ⅲ／３０００－４０型断路器的拒分问题，探讨了合闸缓冲簧的调整，列举了现场处理实例。

Aiming at the refusal to open problem of SN 10 10III/3000 40 circuit breakers,this paper deal with the adjust procedure of closing spring damper.Some site practice examples are presented.