普通的电梯控制柜一般来说有哪些部件?。
What components do controllers generally have?What's their function?
我公司提供的主要电梯部件有：控制柜、主机、LED吊顶、对讲机、操作面板及特殊（豪华型）的轿厢的设计和制造。
The main elevator parts which we can provide are below: Controller , Gearless machine , LED ceiling , interphone COP ; and the designing and manufacturing for some special (luxury type) cabin.
问：控制柜和变频器在电梯系统的能量传递和消耗中担当了如种功能和角色羳？
What kind of function and role do the controller and drive take in energy distribution and consumption in elevator system?
当要求进入电梯底坑的时候，必须首先打开控制柜中主开关IG，然后把安全杆转到工作位置；
When entering the elevator pit is required, firstly turn on the main switch IG in the control cabinet, and then switch the safety rod to the working position;
当要求进入电梯底坑的时候，必须首先打开控制柜中主开关IG，然后把安全杆转到工作位置；
When entering the elevator pit is required, firstly turn on the main switch IG in the control cabinet, and then switch the safety rod to the working position;
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