
51
11. Wiring diagram
1
P1
ELB
H1
FM1
X1
2
3
4
5
8
7
6
AC220V
10
9
MV2
MV1
2
1
4
3
XS
C1 C2
X3
X2
XS
P2
3
4
SSR
2
1
T3
X1
CT
+
-
CONT
1
3
2
CN4
1
2
CN1
8
CN5
6
2
1
2
1
CN10
4
3
5
7
6
4
8
3
1
2
CN7
CN2
8
7
1
1
2
9
7
5
3
6
4
8
K
OH
TB1
4
2
1
Pt
1
1
2
3
4
CN9
3
6
5
CN6
2
1
2
1
CN8
X2
X3
2
3
4
T4
1
2
3
4
5
6
7
8
1
2
CN3
ANALOG
+
-
RS-485
ALARM
TIME UP
A
B
COM
NO
COM
NO
PIO
1
2
CN5
1
2
3
CN4
FM2
H2
1
3
M
A
C
OVR
RF
220
100
0
TF
Symbol
Part name
Symbol
Part name
ELB
Electric Leakage Breaker
Pt/K
Temp. sensor
T1
~
4
Terminal block
OH
Stand-alone overheat protector
H1
Heater
(
in the unit
)
SSR
Solid state relay
H2
Heater
(
door
)
CONT
Planar board
FM1
Fan motor
(
in the unit
)
PIO
Display board
FM2
Fan motor
(
refrigerator
)
CT
Current sensor
MV1
Solenoid valve
(
defrost
)
OVR
Overload relay
MV2
Solenoid valve
(
return tube
)
C1
Operation condenser
X1
Relay
(
heater in the unit
)
C2
Start condenser
X2
Relay
(
refrigerator
)
XS
Start relay
X3
Relay
(
alarm output
)
RF1
Refrigerator
TF
Transformer