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• DOK-POWER*-TVD*1.3****-ANW1-EN-E1,44 • 02.97
Remedy
Remedy
6. Troubleshooting
H1
H2
B
A
I- FAULT
P- FAULT
H2
B
A
H1
I- FAULT
P- FAULT
I-FAULT
Display dark:
(Operating status)
Current in power section within permissible range.
I-FAULT
Display flashing:
(Fault - not stored)
Power up OK even though there is a short circuit in the unit, drive module, cable
or motor.
H2
B
A
H1
I- FAULT
P- FAULT
I-FAULT
Display red:
(Fault - stored)
Shutdown was triggered due to overcurrent in power section.
Cause 1:
Defective drive module or damaged motor power cable.Short circuit
in the motor. DC bus smoothing choke is disconnected.
Remove conductor rails to the drive module; check drive module,
motor power cable, motor and DC bus smoothing choke and replace,
if necessary.
Cause 2: Short-circuit in unit
Replace unit.
H1
H2
B
A
I- FAULT
P- FAULT
Remedy
Remedy
H2
B
A
H1
I- FAULT
P- FAULT
P-FAULT
Display dark:
(Operating status)
Braking power of drive within permissible range.
P-FAULT
Display flashing:
(Warning)
Bleeder is fully loaded. Braking power of drive may not continue to rise.
H1
H2
B
A
I- FAULT
P- FAULT
P-FAULT
Display red:
(Fault - stored)
Shutdown was triggered because bleeder is overloaded.
Cause 1:
The braking power of the drive is too high
1. Check energy content of the drives.Reduce drive speed or
increase load cycle time.
2. Evaluate bleeder pre-warning contact (BVW contact).
Cause 2: Bleeder defective or internal fault in unit
Replace unit.
