Siemens SIRIUS 3RW50 Manual page 169

Error Error
No.
1)
324 Temperature sensor
overload
325 Temperature sensor
wire break
326 Temperature sensor
short-circuit
327 Therm. motor model
overload
328 Motor overload
tripping
378 Invalid / inconsistent
firmware present
381 Device error
SIRIUS 3RW50 soft starter
Manual, 09/2019, A5E35628455002A/RS-AA/001
Cause
The temperature of the
motor is too high.
A wire has broken in the
sensor cable of the
temperature sensor.
A short-circuit has occurred
in the sensor line of the
temperature sensor.
The motor feeder is
•
overloaded.
The motor temperature
•
has exceeded a limit.
The motor feeder has
•
been overloaded
The temperature rise of
•
the motor has exceeded
a limit value
The firmware is incomplete
and / or the firmware
expansions are incomplete
or incompatible.
Unrecoverable error
detected after internal
diagnostics (self-test,
contactor contacts,
switching element, etc.).
8.4 Faults and remedial actions of the 3RW50 soft starter
Remedy
Check the motor and the
•
application that is driven
by the motor.
After triggering, the motor
•
can only be switched on
again if the temperature
has reached the release
position of the
temperature sensor.
Check the sensor cable
•
and the temperature
sensor.
Check the sensor cable
•
and the temperature
sensor.
Check the motor and the
•
applications driven by the
motor.
You can switch on the
•
motor again after the
cooling-off period has
expired or after deleting
the thermal motor model.
Check the motor and the
•
applications driven by the
motor.
You can switch on the
•
motor again after the
cooling-off period has
expired or after deleting
the thermal motor model.
Execute a complete
•
firmware update.
Check any occurring error
•
messages.
Check to see whether the
•
firmware update has
been interrupted.
Replace the device.
•
Please contact Technical
•
Support (Support
Request (Page 37)).
Messages and diagnosis
RESET MODE
Manual Remote Auto
2) 3)
x x x
5) 5) 5)
x x x
5) 5) 5)
x x x
5) 5) 5)
x x x
5) 5) 5)
x x x
5) 5) 5)
- - x
- - -
4)
169