Allen-Bradley PowerFlex 525 User Manual page 139
Adjustable frequency ac drive
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Also See for PowerFlex 525:
- User manual ,
- Original instructions manual (48 pages) ,
- Application technique (24 pages)
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Cause(s)
No output voltage to the motor.
Improper boost setting at initial start-up.
Drive is Faulted
Incorrect programming.
• P046, P048,
P050
[Start Source x] is set incorrectly.
Incorrect input wiring.
See
page 34
for wiring examples.
• 2 wire control requires Run Forward, Run Reverse or Jog
input.
• 3 wire control requires Start and Stop inputs
• Stop input is always required.
Incorrect Sink/Source jumper setting.
Cause(s)
Drive is Faulted
Incorrect programming.
• P046, P048,
P050
[Start Source x] is set incorrectly.
• t062,
t063
[DigIn TermBlk 02/03] is set incorrectly.
Incorrect input wiring.
See
page 34
for wiring examples.
• 2 wire control requires Run Forward, Run Reverse or Jog
input.
• 3 wire control requires Start and Stop inputs
• Stop input is always required.
Incorrect Sink/Source jumper setting.
Motor does not Start.
Indication
Corrective Action
None
Check the power circuit.
• Check the supply voltage.
• Check all fuses and disconnects.
Check the motor.
• Verify that the motor is connected properly.
Check the control input signals.
• Verify that a Start signal is present. If 2-Wire control is used, verify that either the Run
• Verify that I/O Terminal 01 is active.
• Verify that P046, P048,
• Verify that
• Verify that safety inputs (Safety 1 and Safety 2) are active.
None
Set
Flashing red status light
Clear fault.
• Press Stop if
• Cycle drive power.
• Set
• Cycle digital input if t062, t063,
None
Check setting for
None
• Wire inputs correctly and/or install jumper.
• If the PowerFlex 525 Safe-Torque-Off function is used, verify that inputs are active.
• If 2-wire or 3-wire mode is used, verify that
None
Set switch to match wiring scheme.
Drive does not Start from Start or Run Inputs wired to the terminal
block.
Indication
Corrective Action
Flashing red status light
Clear fault.
• Press Stop if
• Cycle drive power.
• Set
• Cycle digital input if t062, t063,
None
Check parameter settings.
None
• Wire inputs correctly and/or install jumper.
• If the PowerFlex 525 Safe-Torque-Off function is used, verify that inputs are active.
None
Set switch to match wiring scheme.
Rockwell Automation Publication 520-UM001A-EN-E - February 2013
Forward or Run Reverse signal is active, but not both.
P050
[Start Source x] matches your configuration.
A544
[Reverse Disable] is not prohibiting movement.
A531
[Boost Select] to 2 "35.0, VT".
P045
[Stop Mode] is set to a value between "0" and "3".
A551
[Fault Clear] to 1 "Reset Fault" or 2 "Clear Buffer".
t065...t068
13 "Clear Fault".
b012
[Control Source].
TermBlk 03] are set properly.
P045
[Stop Mode] is set to a value between "0" and "3".
A551
[Fault Clear] to 1 "Reset Fault" or 2 "Clear Buffer".
t065...t068
13 "Clear Fault".
Troubleshooting
Chapter 4
[DigIn TermBlk xx] is set to
t062
[DigIn TermBlk 02] and
t063
[DigIn
[DigIn TermBlk xx] is set to
139
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