Daikin FXMA50A5VEB, Инструкция по установке и эксплуатации, Страница: 67 / 88

18 | Electrical installation
Installer and user reference guide
67
FXMA-A
VRV system air conditioner
4P680920-1 – 2022.01
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
Wiring Screw size Tightening torque
(N•m)
Power supply cable M4 1.2~1.4
Transmission cable
(indoor↔outdoor) M3.5 0.79~0.97
User interface cable
▪ The earth wire between the wire retainer and the terminal must be longer than
the other wires.
18.1.3 Specifications of standard wiring components
Component
Power supply
cable MCA
(a)
" 18‒1 Minimum circuit ampacity" [ 4 68]
Voltage 220~240 V/220 V
Phase 1~
Frequency 50/60 Hz
Wire sizes 1.5 mm
2
(3‑core wire)
H07RN-F (60245 IEC 66)
Transmission wiring For specification refer to the installation
manual of the outdoor unit
User interface cable 0.75 to 1.25 mm
2
(2‑core wire)
H05RN-F (60245 IEC 57)
Length ≤500 m
Recommended field fuse 6 A
Residual current device Must comply with applicable legislation
(a)
MCA=Minimum circuit ampacity. Stated values are maximum values (see electrical data of
indoor unit for exact values).