This paper presents under control of the PLC the surge of speed elevator drive system design process.
该详细就阐述了采用PLC控制的调压调速的电梯拖动系统的设计过程。
The main microcomputer functions as the elevator collective selective control and status control of power drive system.
主微机实现电梯集选控制功能和控制电梯电力拖动运行状态。
What kind of function and role do the controller and drive take in energy distribution and consumption in elevator system?
节制柜和变频器在电梯系统的能量传送和损耗中承担了如种功能和角色?。
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