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What are the eight systems of the elevator!
Traction system guidance system car door system weight balance system electric drive system electrical control system security protection system! The
What is the reason why the elevator door is always open and closed when not in use?
Close the door in question.
Who can talk about the details of the use of contactors on the elevator, I have come into contact with some of the circuit can see a little bit to understand, but in fact to Mongolia, who can elaborate on what, the best example, such as Some of the contacts of the contactor, interlock, the purpose is to see the intestinal 礌 spotting alone do sweepers of the contactor I can understand which line is the coil, which line is the main contact, which is Interlocking, and some other what, depressed do not know even asked do not know how to ask, who can elaborate under the big brother. More
This is not a good way to say. Specifically you can look at your circuit diagram, combined with the actual circuit. In addition, the label on the circuit diagram corresponds to the label of the component in the actual circuit. Interlocking point as long as the principle and role of interlocking, you can understand
Does the state require the number of floors above the elevator?
7 or more can have
What are the reasons for the elevator downtime?
Personally feel that, in addition to holding the hold is not tight, the other will not cause a decline. Door locks and security circuit if the problem, and finally also hold the hold and have to light hair scallion Gui Gui Phthalate Pharaoh, if the brakes no problem, no matter what the problem, will be locked. Under normal circumstances, the host any abnormal operation, the encoder can be detected, the inverter will be protected. Do not know what the concept of your decline is Is the loss of control, or the normal range of decline?
Conan has a set is the body hidden in the elevator, which is caused by overload ah
50 sets of this set looked more horrible. The The
What does the elevator equipment code and registration code refer to?
Is the same thing, refers to the elevator in the technical supervision bureau to register after the 20 registration number,
Whether the elevator can be combined with the fire elevator
Yes, the two functions do not conflict.