User Manual

Sealer Sales Page 51
ST-1808-28 Tunnel Service Manual
ELECTRICAL SCHEMATIC
GND L2
L1
S1
CB1
CR1
PL1
18 2 3 4 5 6 7 9 10
AC MOTOR SPEED CONTROL PCB <MS-001>
EG1
M3
M1
M2
1(AC-R) 13 (+) 14 (-) 6 (NC) 5 (NO) 7 (C)
TEMPERATURE CONTROLER <DIGITAL>
A
A
CR2
TS2
S2
F4
PT
14
7
7
24
6
6
6
6
10
14
7
7
7
17
18
19
20
21
22
23
16
7
2 3
3
2 4
5
5
4
9
8
CR1
CR2
S2
F2
F3
F1: 8A /250V
F2: 0.5A /250V
F3: 0.5A /250V
F4: 0.5A /250V
FUSE RATE
+
-
INPUT VOLTAGE:
220V/ 60Hz, 40A
SINGLE PHASE
10
7
12 13
TS1
11
6
F1
15
11
C1
S
HRINK TUNNEL MODEL: ST-808-28 (220V)
2(AC-S)
15
HEATER BANK
M1: Cooling Fan Motor
S1:
Start Switch
PL1:
Start Switch
Indicator
TS1:
Thermo
Overload
Switch
(Blower Motor)
PL2:
Heater Switch
Indicator
PL2
M3: Conveyor Motor
M2: Blower Motor
VR1
VR1: Conveyor
Speed Potentiometer
EG1: Speed
Detector
TS2:
Heat Cool Down
Sensor Switch
S2:
Heater Switch
PT:
Thermo
Couple
CB1: Circuit Breaker
CR1: Contactor
CR2: Contactor
F1: Protection Fuse
(Blower Motor)
F3: Protection Fuse
(Cooling Fan Motor)
F2: Protection Fuse
(Conveyor Motor)
F4: Protection Fuse
(Temperature Controler)