34
Figure 31. VRB144, 168, 192 - 230V
Figure 32. VRB144, 168, 192 - 460V
Reserved
To
kilowatthour
meter
To
centralized
controller
208/230V-3Ph-60Hz
Power in
Green
XT1
L1
L1’
L2
L2’
L3
L3’
CN7
AC filter board A
CN1
CN2
CN3
CN4
CN5
CN6
U
V
W
Compressor
drive board A
Brown
Brown
Blue
Blue
CN3
C_P
C_N
DC fan drive
board A
XS4
XS3
XP4
XP3
Fan A
Fan B
U
V
w
CT2
CT3
CN3
CN4/CN1
C_P
C_N
DC fan drive
board B
CN1/CN4
Reactor A
Compressor A
IC8
Ferrite
core
N=1
L1
L2
L3
CN10
CN8
CN9
K1 K2
O A
X Y
P Q
H1 H2
Signal wire terminal block
CN11
COMM. board
Ferrite core
Red
Black
AC filter
board A
PCBA Layout
Compressor
drive board A
DC fan drive
board A
DC fan drive
board B
Main board
COMM.
board
Up layer
Down layer
Left
Right
Green
P-IN
P-OUT
CN2
L1
L2
L3
CN15
CN14
CN6
CN7
TRANS
Red
Black
L1
L1’
L2
L2’
L3
L3’
CN47
CN7
AC filter board B
CN1
CN2
CN3
CN4
CN5
CN6
Reactor B
Green
U
V
W
Compressor
drive board B
Red
Red
IC8
CN2
L1
L2
L3
CN15
CEMENT RESISTOR
Red
Red
Green
Green
N=1
CN14
CT1
U
V
w
Compressor B
H-PRO-2
Green
L-PRO
TP2-PRO
T4 T3A
T3B
H-YL1
L-YL1
T6B T6A
T10
EE
VA
EEVC
EEVB
H-PRO-1
CT4
To MS or IDU
communication
bus
To ODU
communication
bus
CODE
NAME
ST1,ST2,ST3
Four-way valve
XT1
Terminal block
H-PRO-1
~
2
TP1-PRO
High pressure ON/OFF switch
Discharge temperature
ON/OFF switch
XS1-XS4
Plug
XP1-XP4
Jack
T3A,T3B,
T6A,T6B
Condenser or evaporator
temperature sensor
Outdoor ambient
temperature sensor
T4,T10
T7C1,T7C2
Discharge temperature
sensor
TF1,TF2
Heat sink temperature sensor
L-YL1
H-YL1
Low pressure sensor
High pressure sensor
CT1
~
4,IC8
Current sensor
SV1
~
SV9
Solenoid valve
HEATA,HEATB
Crankcase heater
TP2-PRO
L-PRO
Low pressure ON/OFF switch
HEATC1
~
2
Chassis heater
XP1 XS1
XP2 XS2
Note:
Component in dash line is optional.
The wiring picture shown is for reference only, actual product may vary.
LCD board
CN1
CN2
Red
Black
CN1
CN3
Transformer
CN9/CN8
N-OUT
N-IN
CN9/CN8
CN70
EEVA
CN72
EEVC
CN71
EEVB
Main board
DSP1
DSP2
CN28
O-LCD
CN87
CN25
CN10
CN20
O-O
CN22
O-C
CN1
T4 T3A
CN14
CN3
CN8
L-YL1
CN2
CN5
CN4
CN7
TF1
TF2
CN9
O-D
T7C2
H-YL1
CN15
CN100
CN30
CN21
CN27
CN26
CN16
CN17
CN18
CN19
CN23
CN91
O-C
T10
T7C1
T3B
T6A
O-FAN
T6B
CN29
O-LABK
CN58
CN85
ST2
CN84
HEATA
CN46
SV2
CN45
SV5
CN43
SV6B
CN40
SV8A
CN48
SV4
CN67_1
SV9
CN66_1
SV8B
CN76
HEATC1
CN75
HEATA
CN83
HEATB
CN42
ST3
CN44
ST1
HEATB
CN41
SV6A
CN47
HEATC2
CN67
SV7
CN66
ALM/SV1
Blue
Blue
Blue
Blue
Blue
Blue
Blue
Blue
Brown
Brown
CN80
HEATA
HEATA
ST1
ST2
ST3
SV2
SV4
SV5
SV7
SV8A
HEATC1
HEATC2
Blue
Blue
SV8B
SV9
Brown
Brown
HEATB
HEATB
OK
UP
MENU DOWN
Low ambient
cooling kit board
TF1(TF2) TF2(TF1)
T7C1
T7C2
TP1-PRO
EEVA
~
C
Electronic expansion value
Emergency Stop Switch
Black
Black
Black
CN19
CN21
CN4
CN5
CN4/CN1
CN1/CN4
P-IN
P-OUT
N-OUT
N-IN
CN19
CN21
CN4
CN5
Blue
Ferrite core
N=1
Ferrite core
N=1
CEMENT RESISTOR
CN47
Red
Red
Red
Red
Ferrite core
N=3
Red
White
Black
Red
White
Black
Red
White
Black
Red
White
Blue
Red
White
Blue
Red
White
Blue
Red
Black
Blue
Red
White
Red
White
Blue
Red
White
Blue
Red
Black
Blue
Red
Black
Blue
Red
Black
Blue
Black
Black
CN88/
CN88_1
CN3
CODE
NAME
ST1,ST2,ST3
Four-way valve
XT1
Terminal block
H-PRO-1
~
2
TP1-PRO
High pressure ON/OFF switch
Discharge temperature
ON/OFF switch
XS1-XS2
Plug
XP1-XP2
Jack
T3A,T3B,
T6A,T6B
Condenser or evaporator
temperature sensor
Outdoor ambient
temperature sensor
T4,T10
T7C1,T7C2
Discharge temperature
sensor
TF1,TF2
Heat sink temperature sensor
L-YL1
H-YL1
Low pressure sensor
High pressure sensor
CT1
~
4,IC8
Current sensor
SV1
~
SV9
Solenoid valve
HEATA,HEATB
Crankcase heater
460V-3Ph-60Hz
Power in
Green
XT1
L1
L1’
L2
L2’
L3
L3’
CN12
AC filter board A
CN1
CN2
CN3
CN4
CN5
CN6
U
V
W
N-OUT
Compressor
drive board A
Black
de
R
CN3
P
N
DC fan drive
board A
Fan A
Fan B
U
V
w
CT2
CT1
CT3
Red
Red
CN3
P
N
DC fan drive
board B
Reactor A
Compressor A
IC8
TP2-PRO
Ferrite
core
N=2
L1
L2
L3
CN10
CN8
CN9
K1 K2
O A
X
Y
P Q
H1 H2
Signal wire terminal block
CN11
COMM. board
Ferrite core
N=2
Red
Black
AC filter
board A
PCBA Layout
Compressor
drive board A
DC fan drive
board A
DC fan drive
board B
Main board
COMM.
board
Up layer
Down layer
Left
Right
Green
P-in
CN2
L1
L2
L3
CN15
CN6
CN7
TRANS2
Red
Black
CN2
CN2
CN9
CN16
CN7
Blue
Red
Note:
Component in dash line is optional.
The wiring picture shown is for reference only, actual product may vary.
L1
L1’
L2
L2’
L3
L3’
AC filter board B
CN1
CN2
CN3
CN4
CN5
CN6
Green
Reactor B
Green
U
V
W
Compressor
drive board B
Red
IC8
P-in
CN2
L1
L2
L3
CN15
CEMENT RESISTOR
Ferrite core
N=1
Green
Green
Ferrite
core
N=2
CEMENT RESISTOR
Ferrite core
N=1
CN10
CN9
CN16
CN7
L-PRO
TP2-PRO
TP1-PRO
H-PRO-2
U
V
w
Compressor B
CN70
EEVA
CN72
EEVC
CN71
EEVB
Main board
DSP1
DSP2
CN28
O-LCD
CN87
CN25 CN10
CN20
O-O
CN22
O-C
CN1
T4 T3A
CN14
CN3
CN8
L-YL1
CN2
CN5
CN4
CN7
TF1
TF2
CN9
O-D
T7C2
H-YL1
CN15
CN100
CN88/
CN88_1
CN30
CN21
CN27
CN26
CN16
CN17
CN18
CN19
CN23
CN91
O-C
T10
T7C1
T3B
T6A
O-FAN
T6B
CN29
O-LABK
CN58
CN85
ST2
CN84
HEATA
CN46
SV2
CN45
SV5
CN43
SV6B
CN40
SV8A
CN48
SV4
CN67_1
SV9
CN66_1
SV8B
CN76
HEATC1
CN75
HEATA
CN83
HEATB
CN42
ST3
CN44
ST1
HEATB
CN41
SV6A
CN47
HEATC2
CN67
SV7
CN66
ALM/SV1
Blue
Blue
Blue
Blue
Blue
Blue
Blue
Blue
Brown
Brown
CN80
HEATA
HEATA
Blue
Blue
Brown
Brown
HEATB
HEATB
OK
UP
MENU DOWN
TF1(TF2)
T4 T3A
T3B
H-YL1
L-YL1
T6B T6A
T10
EE
VA
EEVC
EEVB
LCD board
H-PRO-1
CT4
Green
CN10
Blue
Red
Blue
Red
Red
Blue
CN2
XP1 XS1
XP2 XS2
L-PRO
Low pressure ON/OFF switch
HEATC1
~
2
Chassis heater
Transformer
Transformer
Reserved
To
kilowatthour
meter
To
centralized
controller
To MS or IDU
communication
bus
To ODU
communication
bus
ST1
ST2
ST3
SV2
SV4
SV5
SV7
SV8A
HEATC1
HEATC2
SV8B
SV9
Red
Black
CN9/CN8
CN9/CN8
P-OUT
N-in
Red
P-OUT
N-OUT
N-in
Ferrite
core
N=1
TF2(TF1)
T7C1
T7C2
Green
EEVA
~
C
Electronic expansion value
Emergency Stop Switch
CN1
CN4
CN5
CN3
CN4/CN1
CN1/CN4
CN4/CN1
CN1/CN4
CN1
CN4
CN5
CN3
Blue
Ferrite core
N=1
Ferrite core
N=1
TRANSFORMER
Red
Red
Black
Black
Black
Black
Black
Red
Red
Red
White
Black
Red
White
Black
Red
White
Black
Black
Red
White
Blue
Red
White
Blue
Red
White
Blue
Red
Black
Blue
Red
Black
Blue
Red
White
Black
Red
White
Blue
Red
White
Blue
Red
Black
Blue
Red
Black
Blue
Black
Black
CN11
CN12
CN11
ES
UF
Red
Red
CN1 CN3
Low ambient
cooling kit board
Summary of Contents for VPB Series
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