Wiring Diagram - Daikin VRV HXY48TAVJU Installation And Operation Manual

13.2. Wiring diagram

R1T
X17A
X30A
V1C
N=1
F1F2 COMMUNICATION
F1
SEE OUTDOOR UNIT FOR
F2
MORE DETAILS
X2M
A2P
SS1
P1 P1
S
P2 P2
M
X2M
V2C
N=2
USER INTERFACE
X7A
A5P
SS1
P1
S
P2
M
REMOTE USER
INTERFACE
K1E
A1P........................ Main PCB (master)
A2P........................ User interface PCB
A3P........................ Control PCB
A5P........................ Remote user interface PCB
C1-C3 .................... Filter capacitor
F1U........................ Fuse (T, 3.15 A, 250 V)
HAP ....................... PCB LED
K1E........................ Electronic expansion valve
K*R (A3P) .............. PCB relay
M1P ....................... Pump
PS (A1P)................ Switching power supply
Q1Dl ...................... Earth leakage circuit breaker
R1T........................ Leaving water thermistor
R2T........................ Returning water thermistor
R3T........................ Refrigerant liquid thermistor
R4T........................ Refrigerant gas thermistor
S1L ........................ Flow switch
SS1 (A1P).............. Selector switch (emergency)
SS1 (A2P).............. Selector switch (main/sub)
SS1 (A5P).............. Selector switch (main/sub)
T1R........................ Diode bridge
V1C-V2C ............... Ferrite core noise filter
X1M-X2M............... Terminal strip
Z1F (A1P) .............. Noise filter
Colours
BLK........................ Black
BLU........................ Blue
BRN ....................... Brown
ORG ...................... Orange
RED ....................... Red
WHT ...................... White
YLW ....................... Yellow
HXY48TAVJU
VRV System indoor unit
3P616151-1A – 2021.12
-t° -t° -t°
R2T R3T
X12A X18A
1 2 3 1 2 1
1
2
3
HAP
4
5
6
SS1
7
NORM.
8
EMG.
T1R
X20A
1 2 3 4 5 6 1 2 3 4 5 6 7 8
M MS
M1P
3~
POWER SUPPLY
1~208/230V 60Hz
L1 L2
Q1DI
S1L
X1M
L1 L2
-t°
R4T
A1P
X16A
2 1 2 3 4
X27A X1A
(L1)1 1
2
2
C3
F1U
(L2)3 3
4
4
5
X35A:1
1
Z1F PS
2
2
X70A:1 1
2 2
X15A:1 1
X85A
2 2
1 2 3 4 5 6
NE
X5A
Notes
only for ***
power supply
Cooling/heating output:
Operation on/off output:
Error output:
F1F2 communication:
see outdoor unit for more details
User interface
Remote user interface
C1
C2
A3P
X14A X8A
1 2 1 2
HAP
K6R X4A X1M
1
11
2
12
F1U
K2R
X1M
X7A
1
5
2
6
K5R
X10A
X1M
X23A
1
3
X15A
2
4
3
K7R
X16A
4
K3R
K1R
1 2 3 4 1 2
X3A
only for ***
power supply
Cooling/heating output:
Operation on/off output:
Error output:
F1F2 communication:
see outdoor unit for more details
User interface
Remote user interface
Installation and operation manual
Cooling /
heating output:
max 0.3A,
230V AC
Operation
on/off output:
max 0.3A,
230V AC
Error output:
max 0.3A,
230V AC
39