17
z
IN ARC / IN TIG-500 I
No. Tab
Item
Qua. Memo
1 K1
Air
switch
1
2 D1
3-phase
rectifier
module
1 big
3 L1
Polypropylene
capacitor
1
4 C30 Polypropylene
capacitor
1
5
C4
~
5
IGBT module
2
6
M1
、
M2
Voltage sensitive resistance
2
7
R1
Ceramic dielectric capacitor
1
8
C8
~
C19
Ceramic dielectric capacitor
12
9 T1
Main
transformer
1
10
T4
Power source transformer
1
11
T5
Insulation transformer (IN TIG)
1
12
D1
~
D6
Fast recovery diode module
3
13 L2
Current exchange inductor (IN
TIG)
1
14 F1
Fuse
size
1
15 YHB
Arc-start board components (IN
TIG)
1
16
T3
Stray transformer (IN TIG)
1
17
M
axial airflow fan
1
18
Switch
4
19
Digital
displayer
1
20 SW
Thermal
relay
1
21
Potentiometer
1
Current
adjustment
22
Potentiometer
2
Force
arc-starting
adjustment
23
Electromagnet valve (IN TIG)
1
24
Main
control
board
1
25
Driving
board
1