Shini STM-W - STM-1220 W 400 V Control Circuit

Control Circuit
Excitation
Break
Away
K7
A2 A1
Middle Relay
5 9
K7
7 8
K3
P
2
OUT
G
COM
3
2
1
AC1
AC0
L3
L2
L1
CN3
4
3
2
02/A9
02/A9
S1
21
4 5
S3
X1
X1
FM
K5
F1
K1
A2 A1
5
8
6 8
6
7
Fan
Pump
96 95
S2
2 1
5 4
K4
K1
OUT1
14 13
9
4
3
8
10
K2
K3
A2
A1
7
2
2
1
X1
X1
K5
K4
7
2
2
1
K5
K4
56
K4
9
10
12
13
Y1
L23
L22
L21
0.75mm
2
Heater1
Valve
Solenoid
Heater2
Controller
TemperatureTimer
F1
96 95
X1
X1
P
S4
1 5
14
16
17
5
4
Q3
C2 C1
15
CN2
CN1
CN4
1 2 3
J1
1 2 3
J2
NO ALM
ALM
230V115V
1 2 3
J4
Internal
External
PC(AA-01)
Structure characteristics and working principle