6 Installation
Installer reference guide
20
2(A)MXM40+50M(3)(4)V1B(9)_2(A)MXF40+50A2V1B
R32 Split series
4P600463-2 – 2019.10
Tightening torques
Item
Tightening torque (N•m)
M4 (X1M)
1.2
M4 (earth)
▪ The earth wire between the wire retainer and the terminal must be
longer than the other wires.
1-3
6.7.4
Specifications of standard wiring
components
Component
Power supply
cable
Voltage
220~240 V
Phase
1~
Frequency
50 Hz
Wire type
3-core cable 2.5 mm
2
H05RN-F (60245 IEC 57)
H07RN-F (60245 IEC 66)
3-core cable 4.0 mm
2
H07RN-F (60245 IEC 66)
Interconnection cable
(indoor↔outdoor)
4-core cable 1.5 mm
2
or
2.5 mm
2
and applicable for
220~240 V
H05RN-F (60245 IEC 57)
Recommended circuit breaker
16 A
Earth leakage circuit breaker
MUST comply with
applicable legislation
6.7.5
To connect the electrical wiring on the
outdoor unit
1
Remove the switch box cover (2 screws).
2×
2
1
2
Strip insulation (20 mm) from the wires.
a
b
a
Strip wire end to this point
b
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 (A to A, B
to B).
e
-A
a
-A
a
-B
e
-B
b
c
d
1
2
3
L
N
1
2
3
f
a
Terminal for room (A, B)
b
Circuit breaker
c
Earth leakage circuit breaker
d
Power supply wire
e
Interconnection wire for room (A, B)
f
Wire retainer
5
Tighten the terminal screws securely using a Phillips
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.
1
2
3
1 2 3 1 2 3
2×
1
2
3
L
N
A
B
10
Reattach the switch box cover and the service cover.
6.8
Finishing the outdoor unit
installation
6.8.1
To finish the outdoor unit installation
NOTICE
It is recommended that the refrigerant piping between
indoor and outdoor unit is installed in a ducting or the
refrigerant piping is wrapped with finishing tape.
1
Insulate and fix the refrigerant piping and interconnection cable
as follows:
f
b
a
e
d
c
a
Gas pipe
b
Gas pipe insulation
c
Interconnection cable
d
Liquid pipe
e
Liquid pipe insulation
f
Finishing tape
2
Install the service cover.
Содержание R32 Split Series
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