Applicable Systems
Mitsubishi Elevator
Symptoms
Overcurrent detected in motor or inverter
Possible Causes
- Motor short circuit
- inverter output short
- motor cable insulation failure
- inverter IGBT fault
Troubleshooting Steps
- Step 1: Check motor and cable for shorts
Verify the fault is resolved after completing this step. - Step 2: inspect inverter IGBT
Verify the fault is resolved after completing this step. - Step 3: verify motor insulation
Verify the fault is resolved after completing this step. - Step 4: check inverter output
Verify the fault is resolved after completing this step.
How to Reset
Power cycle after repair
Source: baike.baidu.com; baijiahao (三菱故障代码); diantijob.com
Category: Elevator