5.1.2. Wiring diagram
-74-
PMV_A
PMV_B
PMV_C
PMV_RE
1
2
3
4
5
6
7
8
PTC
SW3
SW4
SW2
SW1
CN12
CN13
GND
DISP
T
O Module
ELECTRONIC
CONTROL
UNIT
Y/G
M
Td
Te
Ts
Ta
Tc
LED_G
LED_R
DC F
AN
MOT
OR
M
To Indoor
Units C
LP
250V
AC T3.15A
FUSE
4-W
A
Y
V
AL
VE
Toci
M
M
FG
Vsp
Vcc
HP
ACN
ACL
W
U
COMPRESSOR
R
V
B
W
Reactor
U
V
W
MODULE
R0
ON
4321
ON
M
DISP
COMM
2
1
3
Y/G
To Indoor
Units B
2
1
3
Y/G
To Indoor
Units A
2
1
3
CON8
CON9
HEA
TER
Vdc
L
N
Power
SW6
SW5
CN1
CN2
CN7
CN5
CN6
CN12
Y/G
ON
4321
3
N
C
2
N
C
CN1
CN4
SW1
OR: Orange B: Black BL: Blue
Y/G:
Y
ellow/Green R: Red
W
: White
Toci: Piping T
emp. Sensor
Tc: Condensing
T
emp. Sensor
Ts: Compressor Suction T
emp. Sensor
Ta: Ambient T
emp. Sensor
Td: Compressor Discharge
T
emp. Sensor
Te: Defrosting T
emp. Sensor
Tm: Module T
emp. Sensor
Tc1-a-b-c:Condensing
T
emp. Sensor for
Indoor Units a/b/c (Gas Pipe)
Tc2-a-b-c:Condensing
T
emp. Sensor for
Indoor Units a/b/c (Liquid Pipe)
*
The dashed part is optional.
B
W
W
B
B
R
Definition of SW5
Defrosting Parameter: ON→6° ; OFF→8°(Default)
Restrict of Max Current: ON→Less than 1
1A; OFF→Adjust by machine types
3U19FS1ERA
Frequency Modify: ON→A
vailable; OFF→Unavailable (Default)
Quiet Operation: ON→A
vailable; OFF→Unavailable (Default)
Definition of SW1 on Malfunction Display
State when out of factory (Normal Operating)
Compulsive Heating
Compulsive Cooling
Rated Operating
Definition of SW6
OFF
OFF
OFF
OFF
ON
ON
---- ---- ---- ----
CRANKCASE
HE
A
TER
R
R
R
W
B
1
2
3
4
5
6
7
8
ON
SW7
4321
5
W
CN24 A-TC1
CN25 B-TC1
CN26 C-TC1
CN29 A-TC2
CN30 B-TC2
CN31 C-TC2
OFF
OFF
OFF
ON
ON
Address=1
Address=2
------------
Address=16
1
3
2
4
Centralized Control
0150504715
1
2
3
4
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
OFF
1
2
3
4
5
6
7
8
OFF
OFF
ON
+
-
OR
Capacitor
BL
P(+)
N(-)
ON
YJU3YH019BAR
R
A-X
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