Daikin RXF50D5V1B, Installer'S Reference Manual

Page: 52 / 76

9 | Electrical installation
Installer reference guide
52
RXF50~71D5V1B
R32 split series
4P519439-15Q – 2021.10
Wire type Installation method
Stranded conductor wire
with round crimp-style
terminal
c b b a c
a
B
B
a Terminal
b Screw
c Flat washer
Allowed
NOT allowed
Tightening torques
Item Tightening torque (N•m)
M4 (X1M) 1.2~1.3
M4 (earth)
▪ The earth wire between the wire retainer and the terminal must be longer than
the other wires.
1-3
9.1.3 Specifications of standard wiring components
Component
Power supply cable Voltage 220~240 V
Phase 1~
Frequency 50 Hz
Wire sizes 3-core cable
2.5 mm2~4.0 mm
2
H05RN-F (60245 IEC 57)
Interconnection cable
(indoor↔outdoor) 4-core cable
1.5 mm
2
~2.5 mm
2
and applicable for
220~240 V
H05RN-F (60245 IEC 57)
Recommended circuit breaker 20 A
(a)
Earth leakage circuit breaker MUST comply with applicable legislation
(a)
Electrical equipment complying with EN/IEC 61000-3-12 (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 service cover. See "6.2.2 To open the outdoor unit" [
4
30].
2 Remove the switch box cover.