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7
WIRING DIAGRAM
PUHZ-P200YKA3.UK
SYMBOL
TB1
Terminal Block <Power Supply>
TB2
Terminal Block <Indoor/Outdoor>
MC
Motor for Compressor
MF1, MF2
Fan Motor
21S4
Solenoid Valve (Four-Way Valve)
63H
High Pressure Switch
TH3
Thermistor <Liquid>
TH6
Thermistor <2-Phase Pipe>
TH7
Thermistor <Ambient>
TH8
Thermistor <Heat Sink>
TH32
Thermistor <Comp. Surface>
LEV-A
Linear Expansion Valve
ACL4
Reactor
DCL
Reactor
RS
Rush Current Protect Resistor
FUSE1, FUSE2
Fuse <T15AL250V>
CY1, CY2
Capacitor
C. B.
MF1
1
MS
3~
1
MF2
MS
3~
2
CNDC
CNS
(WH)
3
TB2
S 1
S2
TO
INDOOR
UNIT
S3
Never splice the power
cable or the indoor-outdoor
connection cable,
otherwise it may result in
a smoke, a fire or
communication failure.
POWER
SUPPLY
3N ~
400V 50Hz
OCH679A
PUHZ-P250YKA3.UK
NAME
SYMBOL
P.B.
TB-U/V/W
TB-L1/L2/L3
TB-P1/P3
X52CA/B
N.F.
LI1/LI2/LI3/NI
LO1/LO2/LO3
GD1, GD2
C.B.
SW1
SW4
SW5
SW6
SW7
SW8
63H
TH32
TH7
TH6
TH3
t°
t° t°
t°
CNF1
7
1 2
1
4
1 2
(WH)
TH32
TH7/6
TH3
(BK)
(RD)
(WH)
CNF2
7
(WH)
1 3
63H
(YE)
1
CN2
TRANS
(RD)
1
7
3
(PK)
7
F3
CNAC
(WH)
1
2
F4
1
3
4
P.B.
V W
U
MS
3~
MC
CNAC1
(WH)
1
TB1
LI1
RD
L 1
LI2
WH
L 2
LI3
BK
L 3
NI
BU
N
GD1
N.F.
SYMBOL
NAME
Power Circuit Board
SW9
Connection Terminal <U/V/W-Phase>
SWP
Connection Terminal <L1/L2/L3-Power Supply>
CN31
Connection Terminal
CN3S
52C Relay
CNDM
Noise Filter Circuit Board
CN51
Connection Terminal <L1/L2/L3/N-Power Supply>
SV1/CH
Connection Terminal <L1/L2/L3-Power Supply>
SV3/SS
Connection Terminal <Ground>
CNM
Controller Circuit Board
CNMNT
Switch <Manual Defrost, Defect History,
Record Reset, Refrigerant Address>
CNVMNT
Switch <Test Operation>
Switch <Function Switch, Model Select>
LED1, LED2
Switch <Model Select>
F3, F4
Switch <Function Switch>
X51, X52, X54
Switch <Function Switch>
LEV-A
M
3
5
* 1
1
3
1
5
1
5
LEV-A
CNVMNT
CNMNT
(WH)
(WH)
(WH)
1
14
CNM
(WH)
CN4
(WH)
1 2
CN3S
(WH)
2
CNDM
(WH)
CN51
(WH)
1
3
1
3
1
3
21S4
SV1/CH
SV3/SS
(GN)
(GY)
(WH)
21S4
TH8
7
2
2
t°
1 2
1 2
1
7 1 2
CN6
CN5
CN2
CN4
(WH)
(RD)
(RD)
(WH)
BK
L3OUT
TB-L3
X52CB
RD
RD
TB-L1
X52CA
DCL
2
CNCT
3
(RD) 1 2
1
3
CNDC
1
3
3
1
CNL
GD2
(PK)
(BU)
2
12
NAME
Switch <Function Switch>
Switch <Pump Down>
Connector <Emergency Operation>
Connector <Connection for Option>
Connector <Connection for Option>
Connector <Connection for Option>
Connector <Connection for Option>
Connector <Connection for Option>
Connector <Connection for Option>
Connector
<Connect to Optional M-NET Adapter Board>
Connector
<Connect to Optional M-NET Adapter Board>
LED <Operation Inspection Indicators>
Fuse <T6.3AL250V>
Relay
When M-NET adapter is connected
5
CN5
(WH)
5
1
* 1
M-NET ADAPTER
2
CN2M
CND
(WH)
(WH)
1
3
1
3
CN31
A B S
1
3
TB7
M-NET
1
3
1
5
*1. MODEL SELECT
The black square (■) indicates a switch position.
MODEL
SW6
SW5-6 *2
ON
ON
200Y
OFF
OFF
1 2 3 4 5 6 7 8
1 2 3 4 5 6
ON
ON
250Y
OFF
OFF
1 2 3 4 5 6 7 8
1 2 3 4 5 6
*2. SW5-1 to 5: Function switch
RS
CNAC2
(RD)
LO1
RD
LO2
WH
LO3
BK
ACL4
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