In automatic check modular down, carriage by means of low speed tread shih, arresting look on every line tie point just used to and negate.
在自动检查模数下，车箱以低速行走时，可观看各线路接点正常与否。
The operating logics and processes of the automatic transfer of the incoming line breaker and the bus-tie switch are presented.
给出了进线断路器备自投和母联开关备自投的工作逻辑和投切过程。
The operating logics and processes of the automatic transfer of the incoming line breaker and the bus-tie switch are presented.
给出了进线断路器备自投和母联开关备自投的工作逻辑和投切过程。
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