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针对SS9G机车在使用以来DC 600 V列车供电方面存在的问题,着重分析了列车供电风机启动故障、集控器故障及接地保护故障并提出了改进意见,阐述了检修及运用过程中应注意的问题。
Aiming at the problems existing in the power supply of DC 600V train since the SS9G locomotive was used, the problems of start-up failure, collector controller malfunction and ground protection fault of train powered fans are analyzed emphatically. Some problems that should be paid attention to in maintenance and operation are expounded. .