Mitsubishi Electric CITY MULTI PUHY-P200YEM-A Service Handbook page 26

2
PURY-P200·250YEM-A
Inverter
Controller Box
Terminal
Block
TB1A
L1 L1 Red
Power source
3N ~ 380/400/415V L2 L2 White
50/60Hz
L3 L3 Black
N N
Blue
Green/
PE Yellow
BOX BODY
BOX BODY
PE
TB3
Connect to
M1
Indoor and
remote M2
controller
M1
M2
S
TB7
CH1
Crank case heater
(Compressor)
SV1
21S4
SV3
SV4
SV5
SV6
63H
High pressure
switch
<SYMBOL EXPLANATION>
Symbol
DCL
DCCT
ACCT-U,W
ZNR4
52C
MF1
21S4
Noise
Terminal
Filter
NF Block
L1
TB1B
L1 L1 L1 Red
Red
L2 L2 L2 White
White
L3 L3 L3 Black
Black
N N N Blue
Blue
BOX BODY
CN20
(3P)
1 2 3 1 2 1 2 3
CNS2 CNS1
F1
(3P) (2P)
250VAC
2A F
3
CN32
2
X01
(3P)
1
3
2 CN33
X02
(3P)
1
6
5
CN34
4
X04
(6P)
3
2
1
6
5
Control circuit board
4 CN36
X06
(6P)
3
(MAIN board)
2
X07
1
6
5
4
CN37
X07
3 (6P)
2
X08
1
X10
CN38
(3P)
1
2
detection
3
circuit
Refer to the service handbook
about the switch operations.
CN03 CN02 CN01
(3P) (8P) (2P)
1 2 3 1 2 3 4 5 6 7 8 1
TH6 TH5 TH7 TH2
N a m e
(Power factor improvement)
DC reactor
Current Sensor
SV3~SV6
Current Sensor
Varistor
Magnetic contactor
(Inverter main circuit)
Fan motor (Radiator panel)
4--way valve
Diode
stack
L2 N
L3
R1
R5
DS
ZNR4
~ +
C1
~
52C
DCL
~ -
F3
250VAC
1A F
CNTR1
BOX BODY
T01
1
2
1 2 3
3
CNRS3
CNTR 4
(7P)
5
(3P)
6
7
CNVCC4
1
(2P)
2
1
2
CNVCC3
3
(6P) 4
5
6
X10
1
2
3
52C
CNX10
(3P)
1
12V
2
3
4
4:Compressor ON/OFF
5
5:Trouble
CN51
(5P)
DEMAND
3
CN3D
2 NIGHT MODE
(3P)
1
OR COMPRESSOR
ON/OFF
3
CN3S
2
(3P)
SNOW
1
CNPOW
(5P)
6
5
CNFC1 4
(6P)
3
2
1
CNH CNL CNTYP1
(3P) (3P) (2P)
2 1 2 3 1 2 3 1 2
3 2 1 3 2 1
TH1
R20
63HS 63LS
Symbol N a m e
SV1 Solenoid valve (Discharge--suction bypass)
Solenoid valve
(Heat exchanger capacity control)
63HS
High pressure sensor
63LS Low pressure sensor
L2
Choke coil(Transmission)
IPM Intelligent power module
Thermistor
TH1 Discharge pipe temp. detect
- 25 -
MC1
U W
V
Red White
ACCT
-W
ACCT
-U
IPM
CNDC2
U V
(4P)
+
C2 R2
P
4
C4
3
+
2
C3 R3
1 Gate amp board
(G/A board)
1 2 3 4
N
DCCT
CNDC1 CNDR1
(4P)
(9P)
1 2 3 4
1 2 3 4 5 6 7 8 9
BOX BODY
1
2
5 4 3 2 1 1 2 3 4 1 2 3 4 1 2 3 4 5 6 7 8 9
3
CNAC21 CNCT CNVDC
CNDR2
4 CNRS2
5 (4P) (4P)
(5P) (9P)
(7P)
6
7
F01 F02
250VAC 700VDC
1 CNVCC4
2 2A T 2A T
(2P)
DC-DC
1
2
Converter
3 CNVCC2
4
(6P)
5
6
Power circuit board
1
(INV board)
2
X01
3
CN52CAC CNTH CNL2
X02
(2P) (2P)
(3P)
1 2 3
1 2 1 2
CNFAN
(3P)
MF1
BOX BODY THHS L2
L1 L2 L3
1 2 3 4 5
F03 250VAC 6.3A F
F02 250VAC 6.3A F
F01 250VAC 6.3A F
6
1
5
CNFC2 1
2
4
CNFAN
2
(6P) 3
3
(5P)
3
4
2
4
5
1
CN04
Fan control board
N
(Fancon board)
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
THHS Radiator panel temp. detect
Aux. relay
X1~10
Earth terminal
Motor
(Compressor)
Black
W
CN15V1
(14P)
1 2 3 4 5 6 7 8 9 1011 12 1314
1 2 3 4 5 6 7 8 9 10 11 12 13 14
CN15V2
(14P)
1
CNCT2 2
(4P)
3
4
CNFG
(2P)
1 2
BOX BODY
U
V
MF
W
N
Fan motor
(Heat exchanger)