- 68 -
∞
∞
Electrical Wiring Diagram
[1] PURY-P200, P250, P300, P350, P400YGM-A
DC Current Sensor
DC reactor (P
o
w
er f
actor impro
vement)
Magnetic contactor (In
ve
rter main circuit)
Cr
ank case heater (Compressor)
Solenoid v
alv
e
(Discharge-suction b
ypass)
Thermistor
Discharge pipe temp
. detect
Pipe temp
.detect (He
x outlet)
O
A
temp
.detect
liquid outlet temp
.detect
at Sub-cool coil
Radiator panel temp
. detect
High pressure s
witch
High pressure sensor
Lo
w pressure sensor
Chok
e coil (T
ransmission)
Function de
vice
Ear
th ter
minal
Z20
L1, L2
63LS
63HS
63H1
THHS1
TH7
TH6
TH5
TH11
Solenoid v
alv
e
(Heat e
xchanger capacity control)
SV4a~d
SV1, 2
4-w
a
y
v
alv
e
21S4a
CH11
F
an motor (Radiator panel)
MF1
52C1
DCL1
DCCT1
✻
3
A
CCT1
A
C
Current Sensor
Symbol
Name
< Symbol e
xplanation >
All e
xists
PUR
Y
-P250, 300,
350, 400YGM-A
PUR
Y
-P200YGM-A
“
✻
3
” do not exist
Model name
Appliance
< Deff
erence of appliance >
NO
TE:The brok
en lines indicate field wir
ing.
Compressor
ON/OFF
SHOR
T
OPEN
OPEN
SHOR
T
CN3D 1-2P
CN3D 1-3P
100%
0%
75%
OPEN
SHOR
T
SHOR
T
OPEN
OFF
ON
✻
1:
Function according to s
witch oper
ation.
(SW4-7,CN3D 1-2P
, and CN3D 1-3P)
50%
NIGHT
MODE
CN3D
1-2P
OFF
ON
SW4-7:OFF (Compressor ON/OFF
and NIGHT MODE)
CN3D
1-3P
SW4-7:ON (STEP DEMAND)
Break
ers f
or wir
ing
Break
ers f
or current leakage
PUR
Y
-P350YGM-A
PUR
Y-P200,250,300YGM-A
40A
PUR
Y
-P400YGM-A
6
0A
30A
)
1
CN04
2
3
F
a
n motor
(Heat e
xchanger)
1
U
V
W
2
3
1
9
1
14
14
1
9
1
shield
✻
1
✻
1
or STEP DEMAND
SNO
W
Compressor ON/OFF
NIGHT MODE
SV2
SV 4a
SV 4b
(T
ransf
or
mer)
INDOOR/
OUTDOOR
TRANSMISSION
LINE
CENTRAL
CONTR
OL
TRANSMISSION
LINE
red
bla
ck
CNRS3B
✻
3
CNINV
CNTR
1
2
3
6 5 4 3 2 1
T
roub
le
Compressor ON/OFF
LD1
ON
OFF
SW2
14
1
2
3
CNRS3A
T01
CNA
C3
SW1
SWU2
SWU3
SWU1
SW2
SW3
SW4
SW5
bl
a
c
k
CN3S red
CNVCC1
CN51
12V
CN3D
3 2 1
5 4 3 2 1
3 2 1
ON
ON
ON
OFF
OFF
ON
OFF
O
N
OFF
OFF
1
1
10
1
10
1
10
1
10
10
Unit address setting
CN52C y
e
llo
w
SV 4d
CN38 g
reen
CN36
CN35 red
CN33
CN32
CH11
CNS2 bl
u
e
CNS1 bl
u
e
1
2
3
Z20
1
2
3
1
2
3
1
2
3
1
2
3
4
5
6
1
2
3
4
5
6
7
8
9
2 1
2
1
3
2 1
2 1
3
2 1
3
2 1
8 7 6 5 4 3 2 1
TH6
TH5
TH7
TH11
63LS
R22
63HS
R23
1 2 3
1
2 3
CN02
CNTYP1
red
CNL
bl
a
c
k
CN01
CNTYP4
SV1
63H1
21S 4a
CNH
CNTYP5
52 C1
CN20
X01
X03
X04
X05
X06
X07
X08
X09
X11
X52
CN21 bl
u
e
F01 250V
A
C
6.3A T
F02
250V
A
C
6.3A T
1 2 3
4 5
1 2 3
L1
L2
L3
N
N
L1
L2
L3
N
E
(T
er
minal Bloc
k)
P
o
w
er source
3N~
380/400/415V
50/60Hz
bl
a
c
k
red
~
~
~
+
+
+
-
C12
C14
red
1 2 3 4
(Diode stac
k)
white
b
lac
k
4
3 2 1
CNDC2
IPM1
MC1
Gate amp board 1
P
N
(G/A BO
ARD)
P
o
w
e
r circuit board 1
FIL
TER
BO
ARD
(INV BO
ARD)
F
AN control board
(F
AN BO
ARD)
Control circuit board
(MAIN BO
ARD)
Motor
(Compressor)
ACCT
-W
A
CCT
-U
A
CCT1
CNVDC
1 2
3
C11
R14
R13
R11
R12
(Noise Filter)
TB1
TB3
TB7
A
CNF1
DS1
C15
52C1
DCL1
DCCT1
ZNR14
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7
1 2 3 4 5 6 7
1 2 3 4 5 6 7
1 2 3 4 5 6 7
8
1 2 3 4 5 6 7 8
CNFG bl
u
e
1 2
1 2
L1
L2
1 2
CNL1
CNL2
CNOUT g
reen
CNIN bl
u
e
0
1
2
1
2
3
4
5
6
CN34 red
SV 4c
CN15V1
CNDC1
UV
W
bl
a
c
k
CNDR1
1
2 3 4
1 2 3 4 5 6 7 8
CNVCC1
1 2
3
4
5
CNA
C2
MF1
CNF
AN
red
1 4
1 6
ON
OFF
ON
OFF
LED1 oper
ation
LED2 error
LED1 oper
ation
LED2 error
3
2
1
CNFG
U
V
W
bl
u
e
1
2
CNCT2 bl
u
e
4 3 2 1
1
2 3 4
CNTH g
reen
THHS1
1 2 3 4 5 6 7
1 2 3 4
1 2
CNCT
SW1
SW2
X01
CNRS1
CNDC2 bl
a
c
k
CN15V2
CNDR2
M1
M2
M2
S
M1
1 2 3
1 2
shield
F02 700VDC 2A T
bla
ck
white
red
white
detection
circuit
detection
circuit
detection
circuit
red
bl
a
c
k
L1
L2
L3
F01
250V
A
C
2A T
Ref
er to the ser
vice handbook
about the s
w
itch oper
a
tions
.
CNRS2
In
v
e
rter controller bo
x
MF
red
white
bl
a
c
k
bl
u
e
PE
red
white
bl
a
c
k
bl
u
e