Siemens SIRIUS 3RW50 - Page 171

Messages and diagnosis
8.4 Faults and remedial actions of the 3RW50 soft starter
SIRIUS 3RW50 soft starter
Manual, 09/2019, A5E35628455002A/RS-AA/001
171
Error
No.
1)
Error
Cause
Remedy
RESET MODE
Manual
2)
Remote
3)
Auto
4)
1479 Phase control failure
• Error appears without
motor start:
– Motor incorrectly
connected
– Inside-delta circuit
wrongly configured
– Ground fault
• Error appears while
motor is starting:
– Starting voltage too
high
• Check and correct the
wiring.
• Adapt parameters.
x x -
1482 Current measuring
range exceeded
• With sensors: The
measured value
exceeds the measuring
range
• With actuators: The
output value exceeds a
high limit value
• Check the interaction
between the module and
the sensor or actuator.
x x -
1523 Device error Unrecoverable error
detected after internal
diagnostics (self-test,
contactor contacts,
switching element, etc.).
• Replace the device.
• Please contact Technical
Support (Support
Request (Page 37)).
- - -
1605 Supply voltage
missing
• The line side switch or
the power supply is not
plugged in correctly.
• No current
• Check the cables and the
cable connections and
replace any defective
components.
x x -
1755 Overtemperature of
electronic
components
The temperature in the
components has exceeded
the maximum limit.
Check the ambient
temperature or the control
cabinet ventilation.
- - x
1)
Visible on the display of the 3RW5 HMI Standard.
2)
Acknowledgment via Manual RESET.
3)
Acknowledgment via Remote RESET.
4)
Acknowledgment via Auto RESET.
5)
Acknowledgment depends on parameter RESET MODE.