Electrical Wiring Diagram; Outdoor Unit - Mitsubishi Electric PUH-P200MYA Technical & Service Manual

4 ELECTRICAL WIRING DIAGRAM

[1] Outdoor Unit

• Model PUH-P200MYA/P250MYA
MC
(*1)
MF
1 3 1 3
C12
(3P) (3P)
52C
1 3 5
51C
CNFAN
1
(5P)
CNFC2
F.C.
(6P)
BOARD
52C
6
CNPO
(5P)
CNOUT1
3 5
1 1 3
(5P)
CNOUT2
1
(3P)
F10
3
F20
5
F30
7
CNIN
N.F.BOARD
(7P)
GREEN/YELLOW
F1
F2
TB1
TB3
L1 L2 L3 N PE
S1 S2 S3
PE
CIRCUIT BREAKER
(FIELD SUPPLY)
PUH-P200MYA-EU : 50A
PUH-P250MYA-EU : 60A
POWER SUPPLY
3N~PE
380/400/415V
50HZ
Symbol Name
F1, F2 FUSE (15A 250VAC CLASS T)
~
F01 F04 FUSE (6.3A 250VAC CLASS F)
~
F10 F30 FUSE (6.3A 250VAC CLASS F)
51C OVER CURRENT RELAY (COMPRESSOR)
52C MAGNETIC CONTACTOR (COMPRESSOR)
63L PRESSURE SWITCH (LOW PRESSURE)
63H1 PRESSURE SWITCH (HIGH PRESSURE)
63H2 PRESSURE SWITCH (FOR CONTROL)
MC COMPRESSOR MOTOR
MF FAN MOTOR (OUTDOOR)
TR TRANSFORMER
X1 AUXILIARY RELAY (FOR 16, 20HP)
LED 1 LED (FOR SERVICE)
~
X01 X05 AUXILIARY RELAY (MAIN BOARD)
CN2,CN20~28
CN3,34,30,3N,3S
CN4,40,51~53,81 CONNECTOR MAIN BOARD
CNFC1, FG, S3
CNMT,VMNT
63H1
63L
CH
SV1 21S4
CNVMNT
51C
CN23 (3P)
1
(3P)
3
CN22
(3P)
1
3
CN21
(3P)
1
3
52C
X04
CN26 (5P)
1
3
5
CN25 (3P)
1
3
CN53 (3P)
1
3
CN52
(6P)
1
3
5
6
CNFC1
(6P)
1
6
CN20 (7P)
L1 7
F01
N
F04
L2
F02
L3 1
F03
X1
PE
3 1
TB8
OUT OUT IN IN
INDOOR UNIT
TO INDOOR UNIT
CONNECTING WIRES (*2)
TB4
(POLER)
S1
S2
S3
TH1 TH2 TH3
LEV
2 1 2 1 2 1
CNMNT CN40 CN2 CN3 CN4
(5P) (6P) (2P) (2P) (2P)
CN3D
(3P)
(*3)
O
CN3S
(3P)
OFF
4
1
SW5
CN3N
O O
(3P)
OFF OFF
1 2
1 6
CN24
SW3 SW4 SW1
(3P)
X03
LED1
O
CN27
OFF
(3P)
1 6
SW2
X01
CN81
X02 (3P)
X05
CN51
(5P)
Transmission
Circuit
DC power
supply
CN34
CN28
CNS3
CNFG
(3P)
(3P) (3P)
(3P)
3 1 3
3 1
TR
OUTDOOR UNIT CONTROL BOX
Symbol Name
~
SW1 SW5 SWITCH (MAIN BORD)
21S4 4-WAY VALVE
SV1 SOLENOID VALVE
CH CRANK CASE HEATER (COMPRESSOR)
LEV ELECTRINIC EXPANSION VALVE
TH1
TH2 THERMISTOR
TH3
TB1 POWER SOURCE TERMINAL BLOCK
TB3, 4 OUTDOOR/INDOOR CONNECTION TERMINAL BLOCK
TB8 TERMINAL BLOCK (FOR 16, 20HP)
C11, C12 CONNECTOR (FAN MOTOR)
C14 CONNECTOR (63H2)
CAFAN, CNFC2
CONNECTOR (F. C. BOARD)
CNPO
CNOUT1, 2
CONNECTOR (N, F. BOARD)
CNIN
–11–
X1
3
1
63H2
3 2
1 1
C14
(2P)
Note :
1. Be sure to apply earth work to the unit.
(Use the earth terminal of TB1.)
2. The dotted lines show field wiring.
3. Color of earth wire is yellow and green
twisting.
4. This motor (*1) includes auto reset type
internal thermostat.
5. Indoor and outdoor connecting wires
(*2) are made with polarities, make
sure matching wiring and terminal.
6. SW5 (*3) is shown PUH-P250MYA set-
ting.
In case of PUH-P200MYA setting is
shown as below.
1
(*3)
ON
OFF
1
SW5
Caution :
1. To protect compressor from abnormal cur-
rent, over current relays is installed. There-
fore, do not change factory set value of over
current relays.
LIQUID TEMP.
DISCHARGE TEMP.
COND./EVA. TEMP.
4