Wiring Diagram: Outdoor Unit - Daikin VRV IV+ Installer And User Reference Manual

12.4 Wiring diagram: Outdoor unit

RYYQ+RYMQ+RXYQ8~20U7Y1B
VRV IV+ heat pump
4P546228-1A – 2019.10
Refer to the wiring diagram sticker on the unit. The abbreviations used are listed
below:
INFORMATION
The wiring diagram on the outdoor unit is only for the outdoor unit. For the indoor
unit or optional electrical components, refer to the wiring diagram of the indoor unit.
1 This wiring diagram applies only to the outdoor unit.
2 Symbols (see below).
3 When using the optional adapter, refer to the installation manual of the
optional adapter
4 For connection wiring to indoor–outdoor transmission F1‑F2,
outdoor‑outdoor transmission F1‑F2, outdoor‑multi transmission Q1‑Q2,
refer to the installation manual.
5 How to use BS1~BS3 switch, refer to the "Service Precaution" label on the
electrical component box cover.
6 When operating, do NOT short-circuit the protection devices (S1PH).
7 Only for RYYQ model
8 Only for RYYQ/RYMQ model
9 For 8~12 HP: Connector X1A (M1F) is white, connector X2A (M2F) is red.
9 For 14~20 HP: Colours (see below).
10 Colours (see below).
Symbols:
Field wiring
Terminal block
Connector
Terminal
Protective earth
Noiseless earth
Earth wiring
Field supply
PCB
Switch box
Option
Colours:
BLK Black
RED Red
BLU Blue
WHT White
12 Technical data
|
Installer and user reference guide
131