Applicable Systems
ThyssenKrupp Control System
Symptoms
SR module fault detected - code 22 00
Possible Causes
- SR module hardware failure
- safety relay not responding
Troubleshooting Steps
- Step 1: Replace SR module
Verify the fault is resolved after completing this step. - Step 2: verify relay operation
Verify the fault is resolved after completing this step. - Step 3: check power supply
Verify the fault is resolved after completing this step.
How to Reset
Power cycle; replace SR module if persistent
Source: beijiaxin.cn; zhihu.com/p/577262471; renrendoc MC2-C manual
Category: Elevator