The auxiliary inverter system of electric locomotive is used to cool down the main circuit and offer wind regime for the air brake system.
电力机车的辅助变流系统主要为机车主电路提供冷却，为空气制动系统提供风源。
Besides the storage battery charging, it works as a stable 110v auxiliary power supply which provides electric energy to the control system and signal produced circuit.
它除了给机车上的蓄电池充电之外，还给机车提供稳定的110 V辅助电源，为控制系统以及信号发生电路供电。
Hydraulic basic circuit, with a few auxiliary components will be combined to form a complete its hydraulic system.
液压根本电路，用一些辅助部件会连合，形成一个完备的液压体系。
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