Wiring Diagram - Mitsubishi Electric PUHZ-P200YHA Service Manual

7

WIRING DIAGRAM

PUHZ-P200YHA PUHZ-P250YHA
[LEGEND]
SYMBOL NAME
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<Outdoor Pipe>
TH4 Thermistor<Discharge>
TH6 Thermistor<Outdoor 2-Phase Pipe>
TH7 Thermistor<Outdoor>
LEV-A Electronic Expansion Valve
ACL4 Reactor
DCL Reactor
CB1,CB2 Main Smoothing Capacitor
RS Rush Current Protect Resistor
FUSE1, FUSE2 Fuse< T15AL250V>
CY1,CY2 Capacitor
P.B. Power Circuit Board
Connection Terminal<U/V/W-Phase>
SC-U/V/W
C. B.
1
CNF1
MF1
7
(WHT)
MS
3~
1
CNF2
MF2
7
(WHT)
MS
3~
3
1
2
CNDC
(PNK)
CNS
(WHT)
3 1
TB2
S1
S2
INDOOR
UNIT
S3
NO FUSE
BREAKER
TB1
LI 1
RED
L1
LI 2
WHT
POWER
L2
SUPPLY
3N~
LI 3
BLK
L3
400V 50Hz
NI
BLU
N
GRN/YLW
SYMBOL
TB-L1/L2/L3 Connection Terminal<L1/L2/L3-Power supply>
TB-P1 Connection Terminal
TB-P2 Connection Terminal
TB-C1 Connection Terminal
TB-N1 Connection Terminal
X52A 52C Relay
N.F. Noise Filter Circuit Board
LI1/ LI2/LI3/NI
Connection Terminal<
LO1/ LO2/LO3 Connection Terminal<
GD1,GD2 Connection Terminal<Ground>
C.B. Controller Circuit Board
SW1 Switch<Forced Defrost, Defect History Record
SW4 Switch<Test Operation>
SW5 Switch<Function Switch>
SW6 Switch<Model Select>
SW7 Switch<Function Setup>
SW8 Switch<Function Setup>
SW9 Switch
63H
TH7 TH6 TH3 TH4
° ° ° °
t t t t
1 4 1 2 2 1
TH7/6 TH3 TH4
(RED) (WHT) (WHT)
1 3
63H
(YLW)
CN2
(WHT)
1 7
TRANS
7
F3
CNAC
(WHT)
1 2
F4
3 4
P. B.
7
7
CN2
(WHT)
1
2
2 CN4
1 (WHT)
2
2
CN5
1 (RED)
X52A
BLK
BLK
TB-P1
RED
TB-P2
DCL
N. F.
CNAC1
(WHT) 1 3
U U
U
U
U
GD1 GD2
NAME
L1/L2/L3/NI-Power supply>
L1/L2/L3-Power supply>
Reset, Refrigerant Address>
LEV-A
M
3 5
w1 w1
1 6 1 3 1 5
CNVMNT CNMNT
LEV-A
(WHT) (WHT)
(WHT)
CN31
1 14
CNM
(WHT)
CN4
(WHT)
1 2
2
3 1 3 1
21S4 SS
(GRN) (WHT)
21S4
SC-W BLK
SC-V
WHT
SC-U RED
TB-L3 BLK
TB-L2 WHT
RED
TB-L1
TB-C1 TB-N1
CB1 CB2
2
CNCT CNAC2
(RED) 1 2 1 3 (RED)
LO 1
RED
LO 2
WHT
LO3
BLK
U
1 3 3 1
CNDC CNL
(PNK) (BLU)
ACL4
2
11
SYMBOL NAME
SWP Switch<Pump Down>
CN31 Connector<Emergency Operation>
LED1,LED2 LED<Operation Inspection Indicators>
F3,F4 Fuse< T6.3AL250V>
SS Connector<Connection for Option>
CNM
Connector<A-Control Service Inspection Kit>
CNMNT Connector
<Connected to Optional M-NET Adapter Board>
Connector
CNVMNT
<Connected to Optional M-NET Adapter Board>
CNDM Connector
< Connected for Option (Contact Input)>
CN3S Connector<Connection for Option>
CN51 Connector<Connection for Option>
X51,X52 Relay
When M-NET adapter is connected
5
SW11
SW1
5
1
LED2
SW12
LED3
LED4
M-NET SUBSTRATE
2
CND
1
(WHT)
3 1
3
A B S
TB7
M-NET
w
1 MODEL SELECT
MODEL SW6
ON
200Y
OFF
1 2 3 4 5 6 7 8
ON
250Y
OFF
1 2 3 4 5 6 7 8
w2.
SW5 -1 to 5 : Function Switch
MC
W
V
MS
3~
U
M-NET ADAPTER
SYMBOL
NAME
TB7 Terminal Block(M-NET connection)
CN5
Connector< Transmission>
CND Connector< Power Supply>
Connector< M-NET communication>
CN2M
SW1
Switch<Status of communi cation>
SW11
Switch<Address setting:1st digit>
SW12
Switch<Address setting:2nd digit>
LED1
LED< Power Supply:DC5V>
LED2
LED< Connection to Outdoor Unit>
LED3 LED< Transmission:Sending>
LED4 LED< Transmission:Receiving>
LED5 LED< Power Supply:DC12V>
w
SW5-6 2
ON
OFF
1 2 3 4 5 6
ON
OFF
1 2 3 4 5 6