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介绍了SS4G型电力机车高寒地区运用,因空气主断路器灭弧室瓷瓶断裂造成多起行车事故,同时分析其原因,是多种诱因造成,并提出了防治措施。
The application of SS4G electric locomotive in the alpine region is introduced. Many accidents caused by the rupture of porcelain voids in the main breaker of the air circuit breaker are introduced. At the same time, the causes of the accidents are caused by various inducing factors and the prevention and cure measures are put forward.