Alarms - Siemens SINAMICS S120 Manual

4 List of Faults and Alarms
4.2

Alarms

A51060
Message value:
Message class:
Drive object:
Reaction:
Cause:
Remedy:
____________________________________________________________________________
A51061
Message value:
Message class:
Drive object:
Reaction:
Cause:
Remedy:
-
-
_____________________________________________________________________
A51062
Message value:
Message class:
Drive object:
Reaction:
Cause:
Remedy:
A51063
Message value:
Message class:
Drive object:
Reaction:
Cause:
Remedy:
-
-
-
____________________________________________________________________________
Extended Crane Drive-Based Technology AC
Extended Crane Drive-Based Technology SINAMICS S120
DCC Add-On Description 109767457,
BrakeTest_Brake test successful
-
Application/technological function faulted
All objects
NONE
Feedback that the brake test was successful.
Alarm goes away after master switch returns to null.
BrakeSlip_Brake slip detected
-
Application/technological function faulted
All objects
NONE
The actual speed of motor shaft exceeds the value set in p21963
(BrakeSlipSpeedThreshold (%)) over the time set in p21964
(BrakeSlipDetectDelayTime (ms)).
Possible remedies are:
Lower load as quickly as it is safe and possible to do so, deflect master
switch for time set in p21965 (AlarmOffAfterTravelCommandDelayTime
(ms)) to get rid of alarm.
Ensure that the BrakeSlipDetection block is properly parameterized.If
all parameterizations are correct, perform maintenance on the brakes.
End limit switch active
-
Application/technological function faulted
All objects
NONE
Either p21841 (boEndLimitSwitch_dirPositive) or p21842
(boEndLimitSwitch_dirNegative) is active.
Travel in the opposite direction
BrakeFeedback_Brakes fail to close
-
Application/technological function faulted
All objects
NONE
No brake closed feedback was received in p21907
(bofeedback_BrakeClosed) in the time specified in p21909
(BrakeCloseMonitoringTime (ms)) when p21906
(BrakeFeedback_boConfigurationBrakeCloseMonitoring (0:Fault /
1:Alarm) is set to 1.
Possible remedies are:
Ensure that p21909 (BrakeCloseMonitoringTime (ms)) is greater than
p21908 (BrakeCloseTime (ms)).
Ensure that proper feedback is being received in p21907
(bofeedback_BrakeClosed).
Determine why brakes are not closing properly and fix accordingly.
V1.2, 09/2019
50