26
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Technical data
Installer and user reference guide
130
RXYSQ4~6T8V/YB
VRV IV-S system air conditioner
4P482277-1B – 2020.10
26.3 Wiring diagram: Outdoor unit
The wiring diagram is delivered with the unit, located at the inside of the service
cover.
Notes for RXYSQ4~6_V:
1
Symbols (see below).
2
For X37A refer to the installation manual of the option.
3
Refer to the installation or service manual on how to use BS1~BS5 push
buttons, and DS1‑1 and DS1‑2 DIP switches.
4
Do not operate the unit by short-circuiting protection device S1PH.
5
Refer to the installation manual for indoor-outdoor transmission F1-F2
wiring.
6
When using the central control system, connect outdoor-outdoor
transmission F1-F2.
Notes for RXYSQ4~6_Y:
1
Symbols (see below).
2
For X37A refer to the installation manual of the option.
3
Refer to the installation or service manual on how to use BS1~BS4 push
buttons, and DS1‑1 and DS1‑2 DIP switches.
4
Do not operate the unit by short-circuiting protection device S1PH.
5
Refer to the installation manual for indoor-outdoor transmission F1-F2
wiring.
6
When using the central control system, connect outdoor-outdoor
transmission F1-F2.
Symbols:
X1M
Main terminal
Earth wiring
15
Wire number 15
Field wire
Field cable
**
/12.2
Connection ** continues on page 12 column 2
1
Several wiring possibilities
Option
Not mounted in switch box
Wiring depending on model
PCB
Legend for wiring diagram RXYSQ4~6_V:
A1P
Printed circuit board (main)
A2P
Printed circuit board (filter)