卷簾門電機不啟動以及制動打滑怎么回事？
電機不啟動
Motor does not start
1.【原因】電線斷路【】查找接通電線
1. 【 Reason 】 Wire open circuit 【 Solution 】 Find and connect the wire
2.【原因】運轉電容損壞【】更換運轉電容
2. 【 Reason 】 The operating capacitor is damaged 【 Solution 】 Replace the operating capacitor
3.【原因】橋式整流器或電磁線圈壞【】更換橋式整流器或電磁線圈
3. 【 Reason 】 The bridge rectifier or electromagnetic coil is damaged 【 Solution 】 Replace the bridge rectifier or electromagnetic coil
4.【原因】限位開關啟閉觸點不通【】打磨觸點或更換限位開關
4. 【 Reason 】 The opening and closing contacts of the limit switch are not working 【 Solution 】 Grind the contacts or replace the limit switch
5.【原因】繼電器線圈壞或氧化【】更換繼電器或打磨觸點
5. 【 Reason 】 The relay coil is damaged or oxidized 【 Solution 】 Replace the relay or grind the contacts
6.【原因】過熱保護失效【】更換過熱保護器
6. 【 Reason 】 Overheat protection failure 【 Solution 】 Replace the overheat protector
7.【原因】制動器粘住【】手動鏈條拉動轉幾下
7. 【 Reason 】 The brake is stuck 【 Solution 】 Pull and rotate the manual chain several times
8.【原因】連續運行時間太長，熱保護斷開【】電機保溫下降即可
8. 【 Reason 】 The continuous running time is too long, and the thermal protection is disconnected 【 Solution 】 The motor insulation decreases
Next, the Jinan fire Roller shutter installation and maintenance manufacturer will talk about the brake slipping:
1.【原因】制動磨剎片有油污【】用汽油清洗
1. 【 Reason 】 There is oil stains on the brake pad of the brake grinding 【 Solution 】 Clean it with gasoline
2.【原因】壓縮彈簧力減少【】更換彈簧
2. 【 Reason 】 Reduced compression spring force 【 Solution 】 Replace the spring
3.【原因】電磁鐵安裝不正【】重新安裝
3. 【 Reason 】 The electromagnet is not installed correctly 【 Solution 】 Reinstall
The Roller shutter motor does not start and the brake skids have been explained. I hope to give you a good answer to your doubts. If you have any doubts or needs, please come to our website //domachine.com.cn consulting service
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