Fan Driver Module Connection - LG PRCKD42E Owner's Manual

FAN DRIVER MODULE CONNECTION

Control Kit and Fan Driver Connection
- By default, each fan driver module can operate up to 2 fan motors.
- The fan driver has a function for starting SA (Supply)/RA(Ventilation) motors, and the motors can
be controlled and monitored through communication with the Control Kit.
- Up to 3 fan driver modules can be installed on each SA (Supply)/RA(Ventilation) unit according to
the AHU capacity. Connect the communication cable between the Control Kit and driver module
as shown in the picture below.
<Control Kit>
C21A C21B
SA Module #1
1 2
RA Module #1
1 2 3
3 4
RA Module #2
4 1 2
FAN DRIVER MODULE CONNECTION
SA Module #2
1 2 3 4
3 4
SA Module #3
1 2 3 4
RA Module #3
1 2 3 4
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