EN
6.4 - Electrical connection
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The cable must be protected by a grommet.
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The electrical connections and wiring must be set up as shown on the electrical diagram included with the unit and in accordance
with applicable codes and regulations.
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Make sure that electrical rating given on the unit's number plate matches that of the mains supply.
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The unit must be connected to earth and the electrical supply must always be powerful enough to supply the necessary power.
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The indoor and outdoor units each have their own power supplies.
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The electrical cable must be selected based on the necessary length, power, protection and operating mode, and in accordance
with applicable codes and regulations.
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INDOOR UNIT electrical specifications
3-phase 400 V + N Earth – 50 Hz
Unit W
W5
W8
W12
W16
W27
X 31/36
X 38/48
X unit
X5
X8
X10
X 12/15
X 19/24
Fan motor assembly
Voltage (V)
230 V
Power (kW)
1,036
1,029
2,072
2,058
3,087
Current (A)
4,51
4,38
9,02
8,76
13,14
Control circuit
(transformer)
Voltage (V)
24 V
Current (A)
1
Humidifier (option)
Voltage (V)
400 V
Power (kW)
2,25
6
Current (A)
3,2
8,7
Electric heater (option)
Voltage (V)
400 V
Power (kW)
3
6
9
12
18
24
Current (A)
4,3
8,7
13
17,3
26
34,6
Total current without
option
Current (A)
5,51
5,38
10,02
9,76
14,14
Rating of main switch (A)
16
Total current with
humidifier only
Current (A)
8,71
14,08
18,72
18,46
22,84
Rating of main switch (A)
16
25
Total current with
electric heater only
Current (A)
9,81
14,21
18,38
27,32
35,76
48,74
Rating of main switch (A)
16
25
40
63
Total current with
all options
(Humid. + El. heater)
Current (A)
13,01
17,41
27,08
36,02
44,46
57,44
Rating of main switch (A)
16
25
40
63
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OUTDOOR UNIT electrical specifications
3-ph 400 V power N Earth – 50 Hz
Refer to the instructions contained in the outdoor unit
To connect the Indoor/Outdoor unit, see the appendix at the end of the instructions.
6 - CONNECTIONS
51
