Power Module Schematic - ESAB Precision Plasmarc Installation, Operation And Maintenance Manual For Residential Installation

SECTION 6
6.11 Schematic- Precision Plasma Power Source
Part 1 Part 1 Part 1 Part 1
PUMP
MOTOR
M2
1
4 T1
J3
X13
X12
X11
X16
T3
X15
H7 H7 X14
7
575V X6
1
H6 H6 X5
6
460V X8
1
H5 H5 X7
5 2
415V X4
3
H4 H4 X3
4 4
380V
5
H3 H3
3 6
230V X10
7
H2 H2 X9
2 8
200V X2
9
H1 H1 X1
1 10
11
TB2
2
12
13
14
15
16
J4 P4
NC
C
NO FS1
2 6
3
FNT PNL S1
ON/OFF
1 5
2
ZD1,180V
1
120VAC
K1
A
B
4
ØC
L3 T3
575V
460V
415V
380V
MOV2
230V
610V
200V
MOV3
5
610V
ØB
L2 T2
575V
460V
415V
380V
230V
200V
MOV1
ØA
610V
L1 T1
575V
460V
415V
6
380V
230V
200V
P3
PCB1
ISOLATION AMPLIFIER AND
8 P10-5
18VAC
FAULT SIGNAL PCB
7 P10-3
18VAC
38103
6 P10-4
5 P2-10
18VAC
4 P2-9
18VAC
LED1 LED4 LED7
3 P2-8
2 P2-16
24VAC
1 P2-15
P2-14
24VAC
P2-13
LED2 LED5 LED8
P2-12
24VAC
P2-11
P2-7
P2-6
PLASMA GAS
P2-5 LED3 LED6 LED9
12VAC
P2-4
P2-2
120VAC
P2-1
P3-1
P3-2
P1-3
P1-2
AM1
V1
AMMETER
VOLTMETER
CB1
1 2
3A
M1
T2
CH7
CH8
CH6
18
CH5
17
CH4
P1-12
16
P1-11
CH3
15
P1-18
CH2
P1-17
14
CH1
13
BH7
BH8
BH6
12
BH5
11
BH4
10
BH3
9
BH2
8
BH1
7
AH7
AH8
AH6
6
AH5
NOT USED ON
5
PRECISION PLASMA CONSOLE
AH4 J2
4 1 2 3 4 5 6 7 8
AH3
3
AH2
2
AH1
1
TB2-2
TB1
TB2-1
BR1-A
BR1-B
BR1-C
P2 J2
1
2
3
4
15
7
9
8
10
P7-1
5
P7-3
6
P1-10 14
P1-7 11
P1-8 12
START GAS
13
P1-9
P1 J1
7
9
P4-9 10
P4-1
1
P4-2 2
P4-7 3
P4-8
8
P4-10
4
P5-1
5
P5-2 6
P4-14
P4-13
P4-12
P4-11
P10-1
P10-2
P4-16
P4-15
P4-4
P4-3
P3-18(-)
P3-17(+)
P9-3
P9-1
P1-14
P1-13
P3-13
P3-12
6
P1-15
PCB TRIM POT
P1-16
838193
1
P1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
MOD1
POWER MODULE #1
6-18
TROUBLESHOOTING
PLC1
PLC MODULE #1
Z D 2
180V AC
A B
K2
L1 T1
L2 T2
C2 R11
L3 T3
20uf
10K
120VAC RELAY
400V
8W
FRONT PNL LOCAL
CURRENT SETTING POT
R2
10K
MIN
MAX
1
3
2
R3 R4
4.99K 4.99K
4
6
3 1
FRONT PNL
CURRENT
SETTING
LOCAL/REMOTE
2
5 DPDT S3
P3
1 2 3 4 5 6 7 8 9 10
P4
10
9
8
7
6
5
4
3
2
1
SH1-2
SH1-1
TB3-1