18
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Electrical installation
Installer and user reference guide
69
FAA71+100BUV1B
Split system air conditioner
4P654517-1 – 2021.03
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)
Interconnection cable
(indoor↔outdoor)
M4
1.18~1.44
User interface cable
M3.5
0.79~0.97
▪
The earth wire between the wire retainer and the terminal must be longer than
the other wires.
1-3
18.1.3 Specifications of standard wiring components
Component
Specification
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)
(a)
User interface cable
Vinyl cords with 0.75 to 1.25 mm²
sheath or cables (2‑core wires)
H03VV-F (60227 IEC 52)
Maximum 500 m
(a)
In case the conduit pipes are not used, use H07RN-F (60245 IEC 66).
18.2 To connect the electrical wiring to the indoor unit
NOTICE
▪
Follow the wiring diagram (delivered with the unit, located at the inside of the
service cover).
▪
For instructions on how to connect the optional equipment, see the installation
manual delivered with the optional equipment.
▪
Make sure the electrical wiring does NOT obstruct proper reattachment of the
service cover.
