Siemens SIRIUS 3RW50 Manual page 170

Messages and diagnosis
8.4 Faults and remedial actions of the 3RW50 soft starter
Error Error
No.
1)
1408 Zero current after ON
command
1409 Loss of phase L1
1410 Loss of phase L2
1411 Phase failure L3
1417 Bypass defective
1418 Bypass protective
shutoff
1454 Module slot wrong or
configuration faulty
1466 Contact 1 failed
1468 Contact 3 failed
170
Cause
No current flow is detected
after the motor feeder is
switched on. Possible
causes:
Main circuit interrupted
•
(fuse, circuit breaker)
Motor contactor or
•
contactor control is
defective
No load
•
The main power monitoring
detects a phase failure.
Bypass defective
•
The error can also be
•
generated by
successive, brief
interruptions of the
control supply voltage.
An excessively high current
has occurred in bypass
mode.
There is a difference
between a real slot and a
slot configured in the
SIRIUS Soft Starter ES
(TIA Portal).
Switching element defective •
Remedy
Acknowledgment once
•
the cause has been
rectified.
Acknowledgment once
•
the cause has been
rectified.
Check the bypasses for
•
L1, L2 and L3 and
replace any that are
defective.
Please contact Technical
•
Support (Support
Request (Page 37)).
Check the motor.
•
Check the dimensioning
•
of the soft starter.
Acknowledgment after
•
cooling down
Ensure consistency
•
between plugged and
configured module.
Possibly the referenced
module has a wiring error.
After the cause is
•
eliminated, the error
self-acknowledges.
Check the contact blocks
for L1, L2, and L3 and
replace any that are
defective.
Please contact Technical
•
Support (Support
Request (Page 37)).
Manual, 09/2019, A5E35628455002A/RS-AA/001
RESET MODE
Manual Remote Auto
2) 3)
x x -
x x -
- - -
x x -
- - -
- - -
SIRIUS 3RW50 soft starter
4)