Mannesmann Rexroth TVD 1.3 Series Applications Manual page 56

6. Troubleshooting
B A
I-FAULT
Display dark:
H1
I- FAULT
Current in power section within permissible range.
H2
P- FAULT
I-FAULT
B A
Display flashing:
H1
I- FAULT
Power up OK even though there is a short circuit in the unit, drive module, cable
H2
P- FAULT
or motor.
I-FAULT
B A
Display red:
H1
I- FAULT
Shutdown was triggered due to overcurrent in power section.
H2
P- FAULT
Cause 1:
in the motor. DC bus smoothing choke is disconnected.
Remedy
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
Remedy
Replace unit.
P-FAULT
B A
Display dark:
H1
I- FAULT
Braking power of drive within permissible range.
H2
P- FAULT
P-FAULT
B A
Display flashing:
H1
I- FAULT
Bleeder is fully loaded. Braking power of drive may not continue to rise.
H2
P- FAULT
P-FAULT
B A
Display red:
H1
I- FAULT
Shutdown was triggered because bleeder is overloaded.
H2
P- FAULT
Cause 1:
Remedy
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
Remedy
Replace unit.
• DOK-POWER*-TVD*1.3****-ANW1-EN-E1,44 • 02.97
Defective drive module or damaged motor power cable.Short circuit
The braking power of the drive is too high
(Operating status)
(Fault - not stored)
(Fault - stored)
(Operating status)
(Warning)
(Fault - stored)
56