9 | Electrical installation
Installer reference guide
54
2MXM-A, 3MXM-A, 4MXM-A, 5MXM-A
R32 Split series
4P600463-5E – 2021.12
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).
2 Strip insulation (20mm) from the wires.
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-E
e-C
e-D
a-A
e-A
a-C a-D
a-E
a-B
b c
d
a Terminal for room (A, B, C, D, E)*
b Circuit breaker
c Residual current device
d Power supply wire
e Interconnection wire for room (A, B, C, D, E)*
*May differ depending on the model.
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.
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