Messages and diagnostics
9.4 Faults and remedial actions of the 3RW52 soft starter
SIRIUS 3RW52 Soft Starter
Equipment Manual, 04/2020, A5E35630451002A/RS-AE/005
177
Error
No.
1)
Error
Cause
Remedy
RESET MODE
Manual
2)
Remote
3)
Auto
4)
317
Electronics supply
voltage too low
The supply voltage (control
supply voltage) is below the
permissible value.
Check the power supply (load
dimensioning, voltage range).
-
-
x
319
No main power
x
The power switch or the
power supply is not
correctly connected.
x
No current
Check the cables and the
cable connections and
replace any defective
components.
x
x
-
324
Temperature
sensor overload
The temperature of the
motor is too high.
x
Check the motor and the
application that is driven
by the motor.
x
After triggering, the motor
can only be switched on
again if the temperature
has reached the release
position of the
temperature sensor.
x
5)
x
5)
x
5)
325
Temperature
sensor wire break
A wire has broken in the
sensor cable of the
temperature sensor.
Check the sensor cable and
the temperature sensor.
x
5)
x
5)
x
5)
326
Temperature
sensor short-circuit
A short circuit has occurred
in the temperature sensor
cable.
Check the sensor cable and
the temperature sensor.
x
5)
x
5)
x
5)
327
Thermal motor
model overload
x
The motor feeder has
been overloaded.
x
The motor temperature
rise has exceeded a limit.
x
Check the motor and the
applications driven by the
motor.
x
You can switch on the
motor again after the
cooling-down period has
expired or after deleting
the thermal motor model.
x
5)
x
5)
x
5)
328
Motor overload
protection - shutoff
x
5)
x
5)
x
5)
378
FW update faulty
The firmware is incomplete
and / or the firmware
expansions are incomplete
or incompatible.
x
Execute a complete
firmware update.
x
Check any error
messages that occur.
x
Check to see whether or
not the firmware update
has been interrupted.
-
-
x
