Applicable Systems
ThyssenKrupp Control System
Symptoms
Speed monitoring detected elevator exceeding rated speed - code 0D 1B
Possible Causes
- Over-speed detected
- inverter speed control failure
- encoder feedback loss
Troubleshooting Steps
- Step 1: Check encoder signal
Verify the fault is resolved after completing this step. - Step 2: inspect inverter speed control
Verify the fault is resolved after completing this step. - Step 3: verify brake function
Verify the fault is resolved after completing this step. - Step 4: check governor
Verify the fault is resolved after completing this step.
How to Reset
Emergency stop; power cycle after repair
Source: beijiaxin.cn; zhihu.com/p/577262471; renrendoc MC2-C manual
Category: Elevator