Electrical Wiring Diagrams - Mitsubishi Electric PUD-P-YMF-C Manual

5. Electrical Wiring Diagrams

PUD-P250YMF-C
Inverter
Controller Box
Terminal
Block
NF
TB1A
L1 L1
Red
Power source
L2 L2
White
3N-
380/400/415V
50/60Hz
L3 L3
Black
N N Blue
Green/
Yellow
PE
PE
BOX BODY
TB3
Connect to M1
Indoor and
M2
remote
controller
M1
M2
S
TB7
CH1
Crank case heater
(Compressor)
SV1
SV2
SV3
63H
High pressure
switch
<SYMBOL EXPLANATION>
Symbol N a m e
DCL DC reactor (Power factor improvement)
ACCT-U,W Current Sensor
ZNR4 Varistor
52C Magnetic contactor (Inverter main circuit)
MF1 Fan motor (Radiator panel)
SV1,SV2 Solenoid valve (Discharge--suction bypass)
Solenoid valve
SV3
(Heat exchanger capacity control)
Noise Terminal
Filter Block
L1 L2 L3 N
TB1B
L1 L1 L1
Red Red
L2 L2 L2
White White
L3 L3 L3
Black Black
N N N
Blue Blue
BOX BODY
CNTR1
T01
CN20
(3P)
1
1 2 3 1 2 1 2 3
CNS2 CNS1
F1
(3P) (2P)
250VAC
2A F
3
2 CN32
1 (3P) X01
3
2 CN33
X02
(3P)
1
6
5
4 CN34
(6P)
3
2
X05
1
6
5
4 CN36
X06
3 (6P)
2
Control circuit board
1
(MAIN board)
X10
CN38
(3P)
1
2
detection
3
circuit
Refer to the service handbook
about the switch operations.
CN09 CN06 CN05 CN05 CN03 CN02 CN01 CNH
(2P) (2P) (4P) (4P) (3P) (8P) (2P) (3P)
1 2 1 2 1 2 3 4 1 2 3 4 1 2 3 1 2 3 4 5 6 7 8 1 2 1 2 3
3 2 1
TH2
TH10 TH9 TH6 TH5 TH8 TH7 TH1
LD LD 63HS
Symbol N a m e
Electronic expansion valve
LEV1
(Sub-cool coil bypass)
SLEV Electronic expansion valve(Oil return)
63HS High pressure sensor
63LS Low pressure sensor
L2 Choke coil(Transmission)
IPM Intelligent power module
TH1 Thermistor Discharge pipe temp. detect
Diode
stack
R1 R5
DS
ZNR4
- +
+
C2 R2
C1
-
+
52C
C3
R3
DCL
- -
F3
250VAC
1A F
BOX BODY
BOX BODY
FB1
1 1 CNAC2
2 2
2 3
5 4 3 2 1
(5P)
3 3
CNRS3
CNTR
CNRS2
4 4
(3P) (7P)
5 5 (7P)
6 6
7 7
F01
250VAC
CNVCC4
1 1 CNVCC4
2A F
(2P) 2 2 (2P)
1 1
2 2
CNVCC3 CNVCC2
3 3
(6P)
(6P) 4 4
5 5
6 6
X10
1 1
2
2 X01
3
52C
3
CNX10
CN52C
(3P)
X02
(3P)
1 2 3
CNFAN
(3P)
12V 1
2
3
4 4:Compressor ON/OFF
5
5:Trouble MF1
CN51
(5P)
L1 L2 L3
CNPOW
(5P)
1 2 3 4 5
F03 250VAC 6.3A F
F02 250VAC 6.3A F
F01 250VAC 6.3A F
6
6
5
5
4
CNFC1 CNFC2
4
(6P) 3
(6P)
3
2
2
1
1
Fan control board
CNL CNLV1 CNLV2 (Fancon board)
(3P) (5P) (5P)
1 2 3 1 2 3 4 5 1 2 3 4 5
SLEV LEV1
3 2 1
63LS
Symbol N a m e
TH2 Thermistor Saturation evapo. temp. detect
TH5 Pipe temp. detect
TH6 OA temp. detect
liquid outlet temp. detect
TH7
at Sub--cool coil
bypass outlet temp. detect
TH8
at Sub--cool coil
High pressure liquid. temp.
TH9
12
MC1 Motor
(Compressor)
U W
V
Red White
Black
ACCT
-W
ACCT
-U
IPM
U V W
P
Gate amp board
(G/A board)
N
CNE CNDC1 CNDR1 CN15V1
(2P) (4P) (9P) (14P)
1 2 1 2 3 4 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 1011 12 1314
FB2
1 2 3 4 1 2 3 4 5 6 7 8 9
1 2 3 4 5 6 7 8 9 10 11 12 13 14
CNVDC
CNDR2
CN15V2
(4P)
(9P)
(14P)
Power circuit board
1
(INV board)
CNACCT 2
(4P)
3
4
CNTH CNR CNL2 CN30V
(2P) (3P) (2P) (2P)
1 2 1 2 3 1 2 1 2
THHS R7 L2 R6
BOX BODY
FB3
1
2 1
CNFAN
U
3 2
(5P)
V
MF
4
3
W
5 4
N
CN04
FB4
Fan motor
(Heat exchanger)
N
Symbol N a m e
TH10 Compressor shell temp.
THHS Radiator panel temp. detect
X1~10 Aux. relay
FB1~4 Ferrite core
Earth terminal