Thermadyne Thermal Arc 400GMS CC, Operating Manual

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40 MANUAL 0-2510
400GMS 230/460V Interconnection Diagram
1
3
1
3
CN18 CN24
R2
G
R
S
T
C1
Orange
Black
White
(Bus Bar)
–
+
2
3
1
230V
Input Select
460V
CN13
CN2
230V
0V
T3 0V
24V
115V
18V
0V
18V
(Orange)
(Green)
(Brown)
(Green)
(Gray)
(Yellow)
Ground
PCB1-1
PCB1-2
Main Circuit Board
(PCB1)
TB3 TB4 TB5 TB6 TB1
TB12
TB2
E2
(A)
C1
(A)
C1
(B)
E2
(B)
460V
7
4
1
CN16 CN16
CN17 CN17
CN20
CN20
CN15 CN15
CN6
2
1
4
CN14
5
4
2
1
CN8
(Gray)
(Green)
(Blue)
Line 3 (Black)
Line 2 (White)
Line 1 (Red)
Thyristor Cathode (Black)
Thyristor Gate (White)
Thyristor Anode (Orange)
IGBT Gate Drive - G2 (White)
IGBT Gate Drive - E2 (Red)
IGBT Gate Drive - E1 (Black) IGBT Gate Drive - G1(White)
IGBT Gate Drive - G3 (White)
IGBT Gate Drive - E3 (Orange)
IGBT Gate Drive - E4 (Black)
IGBT Gate Drive - G4 (White)
Output Voltage Detect (White)
Output Voltage Detect (Black)
Thermal Detect (Black)
Thermal Detect (Black)
(Bus Bar) (Bus Bar) (Bus Bar) (Bus Bar)
(Black) (Black) (Black) (Black)
(Black) (Black)
L1
FAN1
5
4
2
1
CN9
1
2
3
4
CN1
1
3
5
CN5
3
1
CN7
2
1
TH1
CN10
MCB
Input Diode
Bridge (D1)
1 2 4 5
PCB2
PCB4
E2
C2E1
C1
G1 E1 G2 E2
E2
C1
1 2 4 5
PCB3
PCB5
E2
C2E1
C1
IGBT
Inverter
(Q2) IGBT
Inverter
(Q1)
G1 E1 G2 E2
E2
C1
C21E1 C21E1
E
Black
White
Red
Line 1
Line 3
Line 2
1
3
5
CN19
CN22
CN21
2
1
CN4
15
14
13
12
11
10
9
8
5
4
3
2
1
CN23
1
2
(Red)
(Black)
E
I1
K1
G1
CB2
CB3
24VAC
115VAC
A1
12
11
10
9
8
7
6
5
4
3
2
1
11
10
9
8
7
6
5
4
3
2
1
APPENDIX B
INTERCONNECTION DIAGRAMS