Specifications Of Standard Wiring Components; To Connect The Electrical Wiring To The Outdoor Unit; Finishing The Outdoor Unit Installation; To Finish The Outdoor Unit Installation - Daikin RXM20R5V1B Installer's Reference Manual

Tightening torques
Item
M4 (X1M)
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 Voltage
cable
Phase
Frequency
Wire sizes
Interconnection cable
(indoor↔outdoor)
Recommended field fuse
Earth leakage circuit breaker
6.7.5 To connect the electrical wiring to the
outdoor unit
1 Remove the service cover. See
unit" [ 4 12].
2 Strip insulation (20 mm) from the wires.
a
a Strip wire end to this point
b An excessive strip length may cause electrical shock or
leakage
3 Open the wire clamp.
4 Connect the interconnection cable and power supply as follows:
a
a Interconnection cable
b Power supply cable
c Circuit breaker
d Earth leakage circuit breaker
e Power supply
f Earth
ARXM25+35R5V1B RXM20~35R5V1B
R32 Split Series
4P519439-8H – 2020.07
Tightening torque (N•m)
1.5~1.6
1.4~1.5
Class 20 Class 25+35
220~240 V
1~
50 Hz
3-core cable
2.5 mm²~4.0 mm²
H05RN-F (60245 IEC 57)
4-core cable
1.5 mm²~2.5 mm² and
applicable for 220~240 V
H05RN-F (60245 IEC 57)
10 A 13 A
MUST comply with applicable
legislation
"6.2.2 To open the outdoor
b
50 Hz
c d
220-240 V
b e
f
5 Tighten the terminal screws securely. We recommend using a
Phillips screwdriver.
6.8 Finishing the outdoor unit
installation
6.8.1

To finish the outdoor unit installation

DANGER: RISK OF ELECTROCUTION
▪ Make sure that the system is earthed properly.
▪ Turn off the power supply before servicing.
▪ Install the service cover before turning on the power
supply.
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 cables as follows:
d c
a
e
b
f
g
a Gas pipe
b Gas pipe insulation
c Interconnection cable
d Field wiring (if applicable)
e Liquid pipe
f Liquid pipe insulation
g Finishing tape
2 Install the service cover.
6.8.2

To close the outdoor unit

NOTICE
When closing the outdoor unit cover, make sure that the
tightening torque does NOT exceed 1.3 N•m.
6 Installation
3×
1×
1
2
1
Installer reference guide
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