5 | Installation
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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
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.
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