Eaton PowerXL DB1 Installation Manual page 73

4 Operation
4.2 Operational warnings
ATTENTION
Any contactors and switching devices on the line side are not to
be opened during motor operation.
Inching operation using the mains contactor is not permitted.
Contactors and switchgear (repair and maintenance switches)
on the motor side must not be opened while the motor is in
operation.
Inching operation of the motor with contactors and switching
devices in the output of the variable frequency drive is not
permissible.
ATTENTION
Make sure that there is no danger in starting the motor.
Disconnect the driven machine if there is a danger in an incor-
rect operating state.
￫
If motors are to be operated with frequencies higher than the
standard 50 or 60 Hz, then these operating ranges must be
approved by the motor manufacturer.
The motors could be damaged otherwise.
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DB1 Variable Frequency Drives 09/17 MN040031EN www.eaton.com