5 | Installation
12 | 40
Instruction Manual MINK MV 0500-0600 B_EN_en
The oil level should stay constant over the lifetime of the oil. If the level does fall, this indicates a leak
and the machine requires repair.
5.4
Electrical Connection (for Variable-frequency Drive)
DANGER
Live wires.
Risk of electrical shock.
●
Electrical installation work must only be executed by qualified personnel.
●
Make sure that the power supply for the drive is compatible with the data on the nameplate of
the variable speed drive.
●
Make sure that the motor of the machine will not be affected by electric or electromagnetic
disturbance from the mains; if necessary seek advice from Busch.
●
Make sure that the EMC-class of the machine confirms with the requirements of your supply
network system, if necessary provide further interference suppression (EMC-Class of the machine
see
34]).
●
We recommend to use gG/gL (IEC 60269-1) (class T for UL/CSA) 25 A fuses. Make sure that the
response time is below 0.4 seconds.
In case of using a residual current protective device:
●
Use an all-current sensitive residual current protective device (type B).
●
Electrically connect the variable-frequency drive (VFD).
