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    快速卷帘门常见故障排除方法
    来源:http://www.jnjqjc.com   时间:2014-8-27 14:44:32

    快速卷帘门的电机不起动的原因排查。关于快速卷帘门的电机不动的问题,可作出以下几点判断:
    Investigation of reasons for not starting motor fast shutter door. The problems of motor on fast shutter door does not move, can make the following judgments:
    1、电路断开,检查电线。
    1, the circuit is switched off, check the wiring.
    2、运转电容损坏,更换运转电容。
    2, running capacitor is damaged, replace the running capacitor.
    3、过热保护失效。更换过热保护器。
    3, the failure of overheating protection. Replacement of the overheat protector.
    4、制动器粘住。手动链条拉动转几下。
    4, brake stick. Manual chain to pull a few turns.
    5、限位开关常闭触点不通,打磨触点或更换限位开关。
    5, limit switch normally closed contacts, grinding contact or replacement of limit switch.
    6、继电器线圈坏或氧化,沾污,更换继电器或打磨触点。
    6, the relay coil is bad or oxidation, contamination, replace the relay or grinding contact.
    7、连续运行时间太长,热保护断开。电机温度下降即可。
    7, the continuous operation time is too long, the thermal protection disconnect. Motor temperature drops can be.
    8、桥式整流器坏或电磁线圈坏,制动器卡死,更换桥式整流器或电磁线圈。
    8, a bridge rectifier bad or electromagnetic coil is bad, brake lock, the replacement bridge rectifier or electromagnetic coil.

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