Applicable Systems
WJ200
Symptoms
Inverter Hall CT (current transformer) fault detected
Possible Causes
- Hall CT sensor failure
- CT signal loss
- CT wiring broken
- CT calibration error
Troubleshooting Steps
- Step 1: Check Hall CT sensor
Verify the fault is resolved after completing this step. - Step 2: verify CT wiring
Verify the fault is resolved after completing this step. - Step 3: recalibrate CT
Verify the fault is resolved after completing this step. - Step 4: replace if faulty
Verify the fault is resolved after completing this step.
How to Reset
Power cycle; replace CT if needed
Source: jxrunrui.cn/zhishi/1498.html; jingyan.baidu.com/article/a378c9...
Category: Elevator