Installation | 5
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Delta connection, multi-voltage motor
with 12 pins (middle voltage):
4
4
4
NOTICE
Incorrect direction of rotation.
Risk of damage to the machine!
• Operation in the wrong direction of rotation can destroy the machine in a short time!
Prior to start-up, ensure that the machine is operated in the right direction.
The intended rotation direction of the motor is defined by the illustration below:
IN
• Jog the motor briefly.
• Watch the fan wheel of the motor and determine the direction of rotation just before
the fan wheel stops.
If the rotation of the motor must be changed:
• Switch any two of the motor phase wires.
5.7.2 Wiring Diagram Solenoid Valve (Optional)
Part no. :
0654 000 092
U = 24 VDC ; P
max
= 8 W
Contact:
Normally closed
2 (-)
1 (+)
PE
5.8 Electrical Connection of the Heat Exchanger Fan
Motor
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 fan motor of the heat exchanger (AHE) is
compatible with the data on the nameplate of the heat exchanger.
• Provide an overload protection according to EN 60204-1 for the fan motor.
• Electrically connect the fan motor of the heat exchanger.
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