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Technical data
Installer and user reference guide
167
REYQ8~20+REMQ5U7Y1B
VRV IV+ heat recovery
4P561154-1A – 2020.10
3
For connection wiring to indoor–outdoor transmission F1‑F2,
outdoor‑outdoor transmission F1‑F2, outdoor‑multi transmission Q1‑Q2,
refer to the installation manual.
4
How to use BS1~BS3 switch, refer to the "Service Precaution" label on the
electrical component box cover.
5
When operating, do NOT short-circuit the protection devices (S1PH, S2PH
(for 14~20 HP only)).
6
For 5~12 HP: When using the optional accessory, refer to the installation
manual of the optional accessory.
6
For 14~20 HP: connector X1A (M2F is red, connector X2A (M2F) is white.
7
For 5~12 HP: Colours (see below).
7
For 14~20 HP: When using the optional accessory, refer to the installation
manual of the optional accessory.
8
For 14~20 HP: 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
GRN
Green
Legend for wiring diagram 5~12 HP:
A1P
Printed circuit board (main)
A2P
Printed circuit board (noise filter)
A3P
Printed circuit board (inverter)
A4P
Printed circuit board (fan)
A5P
Printed circuit board (sub)
BS1~BS3 (A1P)
Push button switch (MODE, SET, RETURN)
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