... Height28m Voltage380V±10V Frequency50Hz Power1.1~7.5KW per fan Rotation Speed22R/min Speed6~20m/min Allowable Deflection≤ ... upper-guidance system, earth orbit module, sealing system, traction, drive device, manual operator, electrical control system, supply power, break ... is imported from Germany. And overall electric elements (including control module, slide wire, convertor and PLC) also can choose to ...