Specifications Of Standard Wiring Components - Daikin FXFN50A2VEB Installer And User Reference Manual

18 | Electrical installation

18.1.3 Specifications of standard wiring components

Installer and user reference guide
68
Wire type
Stranded conductor wire
with round crimp-style
terminal
Tightening torques
Wiring
Power supply cable
Transmission cable (F1, F2)
User interface cable
▪ The earth wire between the wire retainer and the terminal must be longer than
the other wires.
Component
(a)
Power supply MCA
cable
Voltage
Phase
Frequency
Wire sizes
Transmission wiring
User interface cable
Recommended field fuse
Residual current circuit
breaker
(a)
MCA=Minimum circuit ampacity. Stated values are maximum values (see electrical data of
combination with indoor units for exact values).
Installation method
c b
B
B
a
a Terminal
b Screw
c Flat washer
Allowed
NOT allowed
Screw size
M4
M3.5
50
1.4 A
220~240 V
50/60 Hz
2
2.5 mm
H07RN-F (60245 IEC 66)
0.75 to 1.25 mm² (2‑core wire)
H05RN-F (60245 IEC 57)
indoor↔outdoor - maximum 1000 m (total
wiring length 2000 m)
indoor↔user interface - maximum 500 m
Must comply with applicable legislation
a b c
Tightening torque
(N•m)
1.2~1.4
0.79~0.97
Class
71 112
2.0 A 2.9 A
1~
(3‑core wire)
16 A
FXFN50~112A2VEB
CO₂ Conveni-Pack: indoor unit
4P677925-1 – 2021.07