负载侧输出为低频方波电流，有效克服了MH灯声共振现象。

The output current is operated at low-frequency square to prevent the acoustic resonance for MH lamps.

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车体外部两侧需安装指示灯(LED防爆型)，每车不得少于6盏(一车一直流电源)。

Car body external indicator light (led explosion-proof type), need installed on both sides of each car shall not be less than 6 light (a car has been flow power supply).

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车体外部两侧需安装指示灯(LED防爆型)，每车不得少于6盏(一车一直流电源)。

Car body external indicator light (led explosion-proof type), need installed on both sides of each car shall not be less than 6 light (a car has been flow power supply).

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