6 | Electrical Connection
20 | 40
Instruction Manual R5 RD 0200-0360 A_EN_en
NOTICE
Incorrect connection.
Risk of damage to the variable speed drive!
●
The wiring diagrams given below are typical. Check the connection instructions/diagrams.
6.4
Wiring Diagram Three-Phase Motor
●
Determine the intended direction of rotation with the arrow (stuck on or cast).
●
Jog the motor briefly.
If the rotation of the motor must be changed:
●
Switch any two of the motor phase wires.
Double star connection, multi-voltage motor
with 9 pins (low voltage):
Star connection, multi-voltage motor with 9
pins (high voltage):
Double star connection, multi-voltage motor
with 12 pins (low voltage):
4
4
4
Star connection, multi-voltage motor with 12
pins (high voltage):
4
4
4
Delta connection, multi-voltage motor with 12
pins (middle voltage):
4
4
4
6.5
Electrical Connection of the Monitoring Devices
NOTE
In order to prevent potential nuisance alarms, Busch recommends that the control system is
configured with a time delay of at least 20 seconds.
