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MS2N
Technical data
Bosch Rexroth AG
R911347581, Edition 05
Table 18: Measures in case of malfunctions
Error description
Reason
Solution
Motor does not run
Controller enable signal missing
Activate controller enable signal
Controller fault
Troubleshoot acc. to documentation of
controller
Voltage supply missing
Control voltage supply
Brake is not released
Check the brake activation
Vibrations
Coupling elements or attachments are
poorly balanced
Re-balance
Adjustment of shaft end attachments
(coupling, gearbox, ...) is insufficient
Re-align the attachments
Mounting screws loose
Lock screw connections acc. to specifi-
cations
Running noise
Foreign bodies within the motor
Stop the motor
➨
repair by manufacturer
Bearing is damaged
Stop the motor
➨
repair by manufacturer
High motor temperatures
Motor temperature monitoring is acti-
vated
Operation outside of rated data
Reduce load and check the dimensioning
Heat dissipation is impaired
Clean the motor
For fan units, clean fan grille and check
the fan function
For liquid cooling, check cooling circuit.
Wrong or defective temperature display Temperature sensor not connected
Connect temperature sensor
Temperature sensor defective
Stop the motor --> repair by manufac-
turer
Replace temperature sensor
Connect the backup temperature sensor,
if any is available.
13
Technical data
13.1 Technical data
Technical data with operating characteristic
curves are described in the project planning
manual for all motor types.
Additional documentation
MS2N Synchronous servomotors, project
planning manual
DOK-MOTOR*-MS2N*******-PRxx-xx-P
Tec
hnical dat
a