Electrical control promptly stays and stops protection device for lift

The utility model provides an electrical control promptly stays and stops protection device for lift, the lift is the elevator, electrical control promptly stays and stops protection device and is used for urgent system to stop the lift, includes that it plays the system of stopping acting on of sta...

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Bibliographic Details
Main Author Huang Pinggang
Format Patent
LanguageChinese
English
Published 03.08.2016
Subjects
ELEVATORS
ESCALATORS OR MOVING WALKWAYS
HAULING
HOISTING
LIFTING
PERFORMING OPERATIONS
TRANSPORTING
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Summary:The utility model provides an electrical control promptly stays and stops protection device for lift, the lift is the elevator, electrical control promptly stays and stops protection device and is used for urgent system to stop the lift, includes that it plays the system of stopping acting on of staying and stop device and electric system and stop the return circuit to stop the unit to the system in the lift, the return circuit is stopped including system power failure resource loop and control system power return circuit to electric system, in the system power failure resource loop, stop the device and the supplementary normally open contact that makes series connection second contactor between the power failure source in the system, in the control system power return circuit, by the coil of the first contactor of control system power separately -driven in control system power return circuit, the coil of second contactor, establish ties between first coil and control system power having earlier parallelly co
Bibliography:Application Number: CN201521058987U