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Electrical installation
Installer reference guide
53
2MXM-A9, 3MXM-A9, 4MXM-A9, 5MXM-A9
R32 Split series
4P600463-7G – 2022.09
1-3
9.1.3 Specifications of standard wiring components
Component
Power supply cable Voltage
220~240 V
Current
See table below (
A
)
Phase
1~
Frequency
50 Hz
Wire size
MUST comply with national wiring
regulation.
3-core cable
Wire size based on the current, but not
less than 2.5 mm
2
.
Interconnection
cable
(indoor↔outdoor)
Voltage
220~240 V
Wire size
Only use harmonised wire providing
double insulation and suitable for
applicable voltage.
4-core cable
Minimum 1.5 mm
2
Recommended circuit breaker
See table below (
B
)
Earth leakage circuit breaker / residual
current circuit breaker
MUST comply with national wiring
regulation
Model
A
B
3MXM40
16.0 A
16 A
2MXM68
19.8 A
20 A
3MXM52
16.3 A
3MXM68
19.8 A
4MXM68
19.8 A
4MXM80
20.4 A
25 A
5MXM90
25.9 A
32 A
Electrical equipment must comply with EN/IEC 61000-3-12, the European/
International Technical Standard setting the limits for harmonic currents produced
by equipment connected to public low-voltage systems with input current >16 A
and ≤75 A per phase.
9.2 To connect the electrical wiring to the outdoor unit
1
Remove the switch box cover (1 screw).