Wiring Diagram - Mitsubishi Electric PUHZ-W50VHA Service Manual

Split-type, air to water heat pump r410a
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6

WIRING DIAGRAM

PUHZ-W50VHA(-BS)
SYMBOL
TB1
Terminal Block<Power Supply,Interface unit /
Flow temp. controller>
MC
MF1
21S4
SV
63H
63HS
TH3
TH4
TH6
TH7
TH8
TH32
Thermistor<Inlet water>
TH33
Thermistor<Comp. Surface>
LEV-A, LEV-B
Electronic Expansion Valve
ACL
Reactor
CY1,CY2
Capacitor
P.B.
Power Circuit Board
R/S
Connection Terminal<L/N-Phase>
U/V/W
Connection Terminal<U/V/W-Phase>
C. B.
1
7
MF1
MS
3~
3
1
CNDC
(PNK)
CNS
(WHT)
3
1
P. B.
PFC
OCH439M
PUHZ-W50VHAR1(-BS)
NAME
Motor for Compressor
Fan Motor
Solenoid Valve<Four-Way Valve>
Solenoid Valve<Bypass Valve>
High Pressure Switch
High Pressure Sensor
Thermistor<Liquid>
Thermistor<Discharge>
Thermistor<Plate HEX Iiquid>
Thermistor<Ambient>
Thermistor<Heatsink>
63H
TH33
TH32
TH7
TH6 TH3 TH4
CNF1
(WHT)
1
2
1
2
1
4
1 2 1
2
TH33
TH32
TH7/6
TH3
TH4
(YLW)
(BLK)
(RED)
(WHT)
(WHT)
1
3
63H
(YLW)
TRANS
CN2
(WHT)
1
7
5
F2
F3
CNAC
(WHT)
1
2
F1
F4
3
4
RED
WHT
MC
MS
3~
W
U
V
TABU
TABR
TABV
RED
TABW
WHT
TABS
CB1
CB2
CB3
SYMBOL
NAME
CB1-3
Main Smoothing Capacitor
PFC/IPM
Power Module
N.F.
Noise Filter Circuit Board
Connection Terminal<L-Phase>
LI,LO
Connection Terminal<N-Phase>
NI,NO
EI,E2,E3
Connection Terminal<Ground>
52C Relay
52C
C.B.
Controller Circuit Board
SW1
Switch<Function Switch>
SW2
Switch<Function Switch>
SW5
Switch<Function Switch>
SW6
Switch<Model Select>
SW8
Switch<Function Switch>
SW10
Switch<Model Select>
SV1
Connector<Connection for Option>
Connector
CNDM
<Connection for Option (Contact Input)>
LED3
LED<Operation/Inspection Indicators>
F1~ F4
Fuse<T6.3AL250V>
X52,X54, X55
Relay
*1 MODEL SELECT
1 2 3 4
63HS
LEV-A
LEV-B
0 0 1 1
M
M
1=ON, 0=OFF
1
3
3 1
1
6
1
6
1
LEV-A
LEV-B
63HS
CNVMNT
CNMNT
(WHT)
(RED)
(WHT)
(WHT)
(WHT)
CN52C
CN4
(RED)
(WHT)
1 2
1 2
2
2
21S4
3
1
3
1
SV2
3
1
SV1
(BLU)
(GRY)
(GRN)
21S4
SV
RED
WHT
ACL
2
1
CN5
(RED)
2
IPM
2
1
CN4
(WHT)
2
TH8
1
CN3
(WHT)
2
5
1
CN2
(WHT)
7
L
N
S1 S2 S3
Interface unit /
Flow temp. controller
POWER SUPPLY
~ / N 230V 50Hz
37
SW6
SW10
5
6
1 2
0
0
0 1
The black square (
)
*1
indicates a switch position.
5
*1
1
LED3
3
1
3
1
5
RED
WHT
N. F.
LO
NO
2
1
2
BLK
1
3
1
2
2
BLK
1
3
U
U
LI
NI
EI
CY1
CY2
TB1

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