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2018-05-02View Original

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What do YL, YA, YEP, YST, and YSD mean respectively?

Reply #22018-05-04

This is related to electrical communications; you should check the homepage for details

Reply #32018-05-04

YL: Pump operation signal; YA: Pump fault alarm signal; YEP: YST: Start the pump; YSD: Stop the pump

Reply #42018-05-04

What was said upstairs should be fine; for such abbreviations, there should be an explanation in the design documents

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