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Elevator Energy Saving Device: post back, to make the frequency convertor out of influence.4.Voltage distortion: ＜5%, fit the harmonic requirements of IEC61000-3-2 and GB/T14549.5.It can be used in network connection with ...

Elevator Earthquake Seismic Sensor: An elevator seismic monitor is a device used in conjunction with an elevator control system to enable an elevator to effectively enter controlled operation before or during an earthquake. Before the ...

Elevator Earthquake Detector: The elevator earthquake detector is used in conjunction with the elevator control system, make the elevator before the earthquake happened or occurs effective enter into the control operation of the ...

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Elevator Energy Saving Device