5 | Installation
12 / 28
0870169116_RH0003-0021B_-0002_IM_en
NOTE
The factory default voltage class is set for 200-240 V use.
If the motor is to be operated with a voltage such as 100-120 V:
• Open the motor terminal box (MTB).
• Change the switch position (see the following illustration).
Voltage class switch for:
RH 0003 B and RH 0021 B
Voltage class switch for:
RH 0010 B and RH 0015 B
200-240 V
100-120 V
200-240 V
100-120 V
5.4.2 Wiring Diagram Three-Phase Motor
• Electrically connect the motor according to the following wiring diagram:
Connector:
– Terminal block (Power supply
►
M4 thread; Earth
►
M5 thread)
Delta connection (low voltage):
Star connection (high voltage):
NOTICE
Incorrect direction of rotation.
Risk of damage to the motor!
• Operation in the wrong direction of rotation can destroy the machine in a short time!
Prior to starting-up make sure that the machine is operated in the right direction.
• Determine the intended direction of rotation with the arrow (stuck on or cast).
• ‘Bump’ the motor.
If the rotation must be changed:
• Switch any two of the motor phase wires.
