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Electrical installation
Installer reference guide
52
3AMXF-A9, 3AMXF-A9, 3AMXM-N9
R32 Split series
4P600463-1F – 2022.05
Component
Residual current device
MUST comply with applicable
legislation
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).
1
2
1×
2
Strip insulation (20 mm) from the wires.
a
b
a
Strip wire end to this point
b
An excessive strip length may cause electrical shock or leakage
3
Connect the wires between the indoor and outdoor units so that the terminal
numbers match. Make sure to match the symbols for piping and wiring.
4
Make sure to connect correct wiring to correct room.
e
-B
e
-C
a
-A
e
-A
a
-C
a
-B
b
c
d
a
Terminal for room (A, B, C)
b
Circuit breaker
c
Residual current device
d
Power supply wire
e
Interconnection wire for room (A, B, C)
5
Tighten the terminal screws securely using a Philips screwdriver.
6
Check that the wires do not disconnect by pulling them lightly.
7
Firmly secure the wire retainer to avoid external stress on wire terminations.
8
Pass the wiring through the cutout on the bottom of the protection plate.
9
Make sure the electrical wiring does not contact with the gas piping.