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Technical data
Installer and user reference guide
152
RXYLQ10~14T7Y1B*
VRV IV system air conditioner
4P543427-1A – 2020.10
English
Translation
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
1
Refer to the installation or service manual on how to use BS1~BS3 push
buttons, and DS1+DS2 DIP switches.
2
Do not operate the unit by short-circuiting protection device S1PH.
3
For connection of indoor-outdoor F1-F2 transmission wiring, and outdoor-
outdoor F1-F2 transmission wiring, refer to the service manual.
Position in switch box
English
Translation
Position in switch box
Position in switch box
Legend
A1P
Main PCB
A2P
Noise filter PCB
A3P
Inverter PCB
A4P
SUB PCB
A8P
Adapter PCB
A9P
*
Cool/heat selector PCB
BS* (A1P)
Push buttons (mode, set, return)
C* (A3P)
Capacitor
DS* (A1P)
DIP switch
E1HC
Crankcase heater
F1S (A2P)
Surge arrestor
F1U (A4P)
Fuse (T, 3.15 A, 250 V)
F401U (A2P)
Fuse (T, 6.3 A, 250 V)
F402U (A2P)
Fuse (T, 6.3 A, 250 V)
F403U (A2P)
Fuse (T, 6.3 A, 250 V)
F410U (A2P)
Fuse (T, 63 A, 600 V)
Содержание VRV IV
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