Error
Cause
Remedy
Active power limit error exceeded
The active power of the motor has
exceeded a limit.
Check the application driven by the motor.
Active power limit error undershot
The active power of the motor has
fallen below a limit.
Active power limit error shutoff
Additional tripping in the event of an
active power limit error overshoot or
undershoot.
Main power for test not allowed
2)
Current is flowing in the motor feeder
even though it is in test mode or in
the test position. Possible causes:
• The main circuit is not interrupted
in test mode.
-
Line voltage for test required
• The mains switch or the power
supply is not plugged in correctly.
• No current
Check the cables and the cable connections
and replace defective components, if necessa‐
ry.
Operating temperature too high
The temperature in the components
has exceeded the maximum limit.
Check the ambient temperature or the control
cabinet cooling.
Actuator shutoff
The module has disconnected the ac‐
tuator. An additional diagnostic mes‐
sage will be displayed to provide you
with more detailed information
about the cause.
-
1)
For 3RW55 Failsafe soft starters only.
2)
Not for 3RW55 Failsafe soft starters.
9.5
Faults and remedial actions of the 3RW5 HMI High Feature
Display of the faults on the 3RW5 HMI High Feature
Detailed information about faults and remedial actions appears in plain text on the display.
Faults and remedial actions
Error
Cause
Remedy
Error HMI
Unrecoverable error detected af‐
ter internal diagnostics (self-test,
etc.).
Replace the device.
FW update not successful
The firmware is incomplete
and/or the firmware expansions
are incomplete or incompatible.
• Run a complete firmware update.
• Check any error messages that occur.
• Check to see whether or not the firmware update
was aborted.
Error during self-test
Unrecoverable error detected af‐
ter internal diagnostics (self-test,
etc.).
Replace the device.
Messages and diagnostics
9.5 Faults and remedial actions of the 3RW5 HMI High Feature
SIRIUS 3RW55 and 3RW55 Failsafe Soft Starters
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Equipment Manual, 02/2022, A5E35630887002A/RS-AF/006