VS
07.94
1-127
 Siemens AG 1997 All Rights reserved   
SIMODRIVE 611A  Installation and Start–Up Guide/IAA/–04.97 Edition   
Troubleshooting 
Table 8-1 Troubleshooting
Fault, user–
friendly interface
Fault, standard 
interface
Possible fault cause
1 H1 RMS torque too high? ambient temp.40 _C?
2 H2 Actual value cable and shield correctly connected? Motor encoder 
defective?
3 H1 Motor overloaded, RMS torque too high?
4 H2 Refer to F2
5 H1 Axis mechanically locked? RMS torque too high?
6 H1 Motor incorrectly connected? External moment of inertia too high? 
RMS to high (mechanically locked)?
7 – Motor feeder interrupted, motor feeder, short–circuit/ground fault 
(Vce monitoring stored up to POWER–ON)? 
Fault cannot be removed → replace module
F – 5V level faulted ! replace module
J
Feed modules (VS)
03.96
04.97
8.2  Troubleshooting