Hydraulic station electrical control device

The utility model provides an electrical control device for a hydraulic station. The electrical control device comprises an oil pump motor start-stop control loop and an oil pump motor power-on main loop, the oil pump motor start-stop control loop and the oil pump motor power-on main loop are arrang...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LUO XIJIAN, WU XIAOXI, ZHANG XIA
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model provides an electrical control device for a hydraulic station. The electrical control device comprises an oil pump motor start-stop control loop and an oil pump motor power-on main loop, the oil pump motor start-stop control loop and the oil pump motor power-on main loop are arranged in parallel and are both connected to the power supply end; the oil pump motor start-stop controlloop comprises a stop button T, a start button P, a coil of an alternating current contactor KM, an auxiliary contact of the alternating current contactor KM and a normally-closed contact of a thermal protector FR, one end of the stop button T is connected with an alternating current power line, and the other end of the stop button T is sequentially connected with the start button P, the coil ofthe alternating current contactor KM and the normally-closed contact of the thermal protector FR in series. Then connecting to a power supply end to form a loop; an auxiliary contact of the AC contactor KM is connected with th