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5
WIRING DIAGRAM
PUHZ-W112VHA
PUHZ-W112VHA-BS
SYMBOL
NAME
TB1
Terminal Block <Power Supply, Indoor/Outdoor>
MC
Motor for Compressor
MF1, MF2
Fan Motor
21S4
Solenoid Valve (Four-Way Valve)
63H
High Pressure Switch
63L
Low Pressure Switch
High Pressure Sensor
63HS
TH3
Thermistor < Liquid >
TH4
Thermistor <Discharge>
TH6
Thermistor <Plate HEX Liquid>
TH7
Thermistor <Ambient>
TH8
Thermistor(internal) < Heat Sink >
TH32
Thermistor < Inlet Water >
TH33
Thermistor <Suction>
TH34
Thermistor <Comp. Surface>
LEV-A, LEV-B
Linear Expansion Valve
DCL
Reactor
CB
Main Smoothing Capacitor
CY1, CY2
Capacitor
P. B.
Power Circuit Board
U, V, W
Connection Terminal < U/V/W-Phase >
LI
Connection Terminal < L-Phase >
TH33
TH32
C. B.
t°
t°
CNF1
MF1
1
(WHT)
7
1
3
1
MS
TH33
TH32
3 ~
( YLW )
( BLK )
CNF2
MF2
(WHT)
1
7
MS
3 ~
3
TRANS
2
1
CNDC
(PNK)
F2
CNAC
CNS
(WHT)
(WHT)
2
1
F1
3
1
3
4
1
CN4
(WHT)
WHT
CB
RED
W
U
V
V
W
U
MS
3~
MC
OCH562
SYMBOL
NI
Connection Terminal < N-Phase >
Connection Terminal < Reactor >
DCL1, DCL2
IGBT
Power Module
EI, E2, E3, E4
Connection Terminal < Ground >
Controller Circuit Board
C. B.
SW1
Switch < Manual Defrost, Defect History,
Record Reset, Function Switch >
SW2
Switch < Function Switch >
SW5
Switch < Function Switch, Model Select >
SW6
Switch < Model Select >
SW7
Switch < Function Switch >
SW8
Switch < Function Switch >
SW9
Switch <Function Switch>
CN31
Connector < Emergency Operation >
CN51
Connector < Connection for Option >
SS
Connector < Connection for Option >
SV1
Connector < Connection for Option >
CNDM
Connector < Connection for Option>
LED3
LED < Operation/Inspection Indicators >
F1, F2, F3, F4
Fuse < T6.3AL250V >
X51, X52, X54
Relay
63H
63L
63HS
TH7
TH6 TH3 TH4
TH34
t°
t°
t°
t°
t°
2
1
4
1 2
2
1
1
3
2
1
1
TH7/6
TH3
TH4
3
63HS
TH34
( RED )
(WHT)
(WHT)
(WHT)
(RED)
63L
( RED )
1
3
CN4
63H
(WHT)
( YLW )
1 2
CN2
(WHT)
1
7
2
7
F3
21S4
1
F4
(GRN)
21S4
2
2
1
7
CN2
(WHT)
CNDC
PNK )
(
N2
P2
IGBT
TH8
t°
DCL2
DCL1
DCL
NAME
LEV-A
LEV-B
M
M
*
1
1
3 1
5
1
5
1
5
LEV-A
LEV-B
CNVMNT
CNMNT
(RED)
(WHT)
(WHT)
(WHT)
CN52C
CN31
(RED)
1
3
LED3
3
SV1
3 SS
3
1
3
1
( GRY )
(WHT)
CN52C
(RED)
1
3
52C
52C
2
3
1
E4
EI
NI
BLK
BLK
CY1
CY2
L
N
S1 S2 S3
TB1
Interface unit /
Flow temp. controller
POWER SUPPLY
~/N 230V 50Hz
10
*
1 MODEL SELECT
The black square ( )indicates a switch position.
*
MODEL
SW6
SW5-6
2
ON
ON
112V
OFF
OFF
1 2 3 4 5 6 7 8
1 2 3 4 5 6
*
2. SW5 -1 to 5 : Function Switch
*
1
1
3
1
5
P. B.
BLK
E3
1
3
BLK
E2
1
RED
3
WHT
LI
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