To Connect The Electrical Wiring To The Outdoor Unit - Daikin RXYSQ4T8VB Series Installer And User Reference Manual

19 | Electrical installation

19.2 To connect the electrical wiring to the outdoor unit

Installer and user reference guide
94
Model Minimum circuit
RXYSQ4_V
RXYSQ5_V
RXYSQ6_V
RXYSQ4_Y
RXYSQ5_Y
RXYSQ6_Y
Transmission wiring
Transmission wiring specification and limits
Vinyl cords with 0.75 to 1.25 mm² sheath or cables (2‑core wires)
Maximum number of branches for unit-to-unit cabling
Maximum wiring length
(distance between outdoor and furthest indoor unit)
Total wiring length
(sum of distances between outdoor and all indoor units)
(a)
If the total transmission wiring exceeds these limits, communication errors might occur.
NOTICE
▪
Follow the wiring diagram (delivered with the unit, located at the inside of the
service cover).
▪
Make sure the electrical wiring does NOT obstruct proper reattachment of the
service cover.
1 Remove the service cover. See
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 Connect the transmission wiring as follows:
Recommended
ampacity
29.1 A
14.1 A
"To open the outdoor
b
Power supply
fuses
32 A 1~ 50 Hz
220-240 V
16 A 3N~ 50 Hz
380-415 V
(a)
300 m
600 m
4
unit" [ 62].
VRV IV-S system air conditioner
4P482277-1B – 2020.10
9
RXYSQ4~6T8V/YB