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Main control board
6 - ELECTRIC CONNECTIONS
ELECTRICAL CONNECTION DIAGRAM
REMOTE CONTROLS
A - Keyboard HMI
Cable 5x0,75 mm
2
shielded
B - 220/240 ~50HZ power supply
Provide the power outlet ( on/off switch + schuko)
C - Electrical panel
Auxliary connection (Modbus, remote On/Off)
Refer to the unit electrical diagram (the number of the diagram is shown on the serial number label).
B
A
C
Remote summer-winter selector switch (heat/cool)
It allows the change of the operating mode from heating to
cooling from an external control.
On - Off
Switch on / off from a remote control
Silent
It reduces the fan speed, and limit s the compressor
frequency. It is possible to setting 2 types of silence:
normal silent, ultra silent
Ventilation (fan)
Only the fans are actives and no check on the temperature
and humidity is performed the compressor is disabled
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