Running The Motor - Vacon nx User Manual

10 • vacon
The earth fault protection inside the frequency converter protects only the converter itself against earth
faults in the motor or the motor cable. It is not intended for personal safety.
Due to the high capacitive currents present in the frequency converter, fault current protective switches
may not function properly.
1.5

Running the motor

Warning symbols
For your own safety, please pay special attention to the instructions marked with the following symbols:
Dangerous voltage
=
General warning
=
Hot surface – Risk of burn
=
MOTOR RUN CHECK LIST
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1
Before starting the motor, check that the motor is mounted properly and
ensure that the machine connected to the motor allows the motor to be started.
Set the maximum motor speed (frequency) according to the motor and the
machine connected to it.
Before reversing the motor make sure that this can be done safely.
Make sure that no power correction capacitors are connected to the motor
cable.
Make sure that the motor terminals are not connected to mains potential.
Tel. +358 (0)201 2121 • Fax +358 (0)201 212 205
SAFETY