Electrical diagrams, Enhanced wiring diagram, Schematic - complete machine – Lincoln Electric INVERTEC V350-PRO SVM152-A User Manual
Page 135: V350-pro
ELECTRICAL DIAGRAMS
G-3
V350-PRO
SCHEMATIC - COMPLETE MACHINE
SPI
POWER
SUPPLY
J3
1
-1
0
J31
-9
J3
1
-8
J3
1
-1
J3
1
-2
J3
1
-7
J3
1
-6
J3
1
-5
J3
1
-4
J3
1
-3
J
31-9
J
31-8
J
31-1
J
3
1
-2
J
31-7
J
3
1
-6
J
31-5
J
31-4
J
31-3
GREEN
L3
G
GND
POWER
BOARD
(+)15 VOLT SPI
GROUND SPI
MOSI
SCK
(+)5 VOLT SPI
MISO
CS3
CS2
CS1
/SS
FAN
FAN
115B
COM2
A
H1
C
B
A
BLACK
RED
WHITE
SNB
B1
X
1
0
X
4
0
X
3
0
X
2
0
66
65
66B
65B
41A
54
431
438
406
405
403
402
401
PULSE TRANSFORMER GATE DRIVE
PRIMARY CURRENT SENSE #2 (+)
VOLTAGE / FREQUENCY CONVERTER #2 (-)
VOLTAGE / FREQUENCY CONVERTER #2 (+)
PRIMARY CURRENT SENSE #2 (-)
J6-15
801
802
804
806
PRIMARY CURRENT SENSE #1 (+)
VOLTAGE / FREQUENCY CONVERTER #1 (-)
VOLTAGE / FREQUENCY CONVERTER #1 (+)
609
602
616
608
1001
1002
505
502
505
506
503
506
xxxx
xxx
power down signal
J42-4
J4-1
J4-2
J4-3
GND SPI (b)
+15V SPI (b)
+5V SPI (b)
J10A-2
J10A-1
J6-8
J6-16
J6-2
609
602
616
608
1001
1002
PRIMARY CURRENT SENSE #1 (-)
+15V
MAIN RELAY CONTROL
J6-9
I OUT
-15V
GND
+15V
J90-4
J90-3
J90-2
J90-1
M
A
IN
T
R
A
N
S
F
O
R
M
E
R
J21-2
h
ig
h
=
s
of
tst
a
rt
of
f
S
OFT
ST
A
R
T
J2
0
-3
J2
0
-7
(+)
(-)
PU
L
SE
TRA
N
S
F
OR
M
E
R
J2
0
-5
J2
0
-1
FA
N
P
O
W
E
R
FA
N
C
ONT
RO
L
J2
0
-6
J2
0
-2
CR1
J20-8
J20-4
J21-3
J21-7
J21-6
FAN
J2
2
-3
J2
2
-2
J2
2
-1
J2
2
-4
J43-9
J43-4
J43-12
J43-6
GND (d)
+20 (d)
+
GAS SOLENOID
(option)
553
554
552
551
P55-4
P55-3
P55-2
P55-1
SUPPLY
POWER
CHOPPER
438
432
431
GND (c)
+20 (c)
J43-1
J43-7
J43-2
J43-8
21B
S1
R1
903B
901B
901A
903A
21
2A
532
32
6A
41
541
CB1
6 Pin Ampehnol
(front of machine)
RS232
supply
+5 RS232 (e)
GND (e)
+5 SPI (b)
+15 SPI (b)
SPI GND (b)
SUPPLY
POWER
CONTROL
MACHINE
J43-1
GND (a)
-15 (a)
+5 (a)
+15 (a)
J42-2
J42-5
J42-3
J42-1
J45-1
J45-2
REMOTE BOARD
GR
OU
N
D
S
P
I
MO
S
I
SC
K
NO
C
ONN
E
CTION
MI
S
O
CS
3
CS
2
CS
1
SNUBBER
BOARD
REACTOR
REACTOR
INPUT
LINES
GR
OU
N
D
S
P
I
MO
S
I
SC
K
NO
C
ON
N
E
CTI
ON
(+
)5
V
O
LT
S
P
I
MI
S
O
CS
3
CS
2
CS
1
/SS
+
5
V
O
LT
SP
I
CV - FLUX CORE
TIG GTAW
CC - STICK 7018
MODE SELECT PANEL
L
O
C
A
L
CO
NTRO
L
L
O
C
A
L
CO
NTR
O
L
DISPLAY PANEL
J3
1
1
-2
276
J3
1
1
-3
NO
C
ON
N
E
CTI
ON
J3
1
1
-4
277
J3
1
1
-1
L
O
C
A
L
CO
NTRO
L
275
J3
1
-1
0
GR
OU
N
D
S
P
I
J3
1
-9
MO
S
I
J3
1
-8
SC
K
J3
1
-1
NO
C
ON
N
E
CTION
J3
1
-2
(+
)5
V
O
LT
S
P
I
J3
1
-7
MI
S
O
J3
1
-6
CS
3
J3
1
-5
CS
2
J3
1
-4
CS
1
STATUS PANEL
J3
1
-3
/SS
J7-15
+ 15 (a)
S
X
3
X
2
X
1
X
4
S
B
K
-IN
F
R
-IN
S
2
3
S
B-I
N
S
A
-O
U
T
6
7
S
A-I
N
S
B
-O
U
T
100 AMP
CIRCUIT BREAKER
/
INPUT SWITCH
TP3
TP2
TP1
AC3
AC1
L3
V
W
L1
L2
AC2
POS
NEG
U
J21-1
J21-5
J21-8
J21-4
Shown connected for
200 - 240 Volt Input Voltage
RECONNECT SWITCH
CR1
MAIN
INPUT
RELAY
V/F CONVERTER # 1
V/F CONVERTER # 2
SWITCH BOARD
+
-
202
208
+
-
+
J4-5
J4-6
J4-11
J4-10
J4-8
J4-12
J5-2
J5-3
J4-7
J7-16
J6-5
J6-11
J6-7
J6-12
J10B-2
J10B-1
J6-10
J3-10
J3-9
J3-8
J3-7
J3-6
J3-5
J3-4
J3-3
J3-2
J3-1
J9-3
J9-1
J8-6
J8-4
J8-2
-
203
207
201
204
xxxxxxx
206
209
205
MAIN CHOKE
THERMOSTAT
CC - STICK 6010
CV - WIRE
ARC
CONTROL
VOLTS
ON
WELD
TERMINALS
ON / OFF
T
H
E
R
M
A
L
POWERDOWN SIGNAL (HIGH=RUN)
801
802
804
806
901
903
610
1010
503
502
GND (a)
GND (e)
TRANSDUCER
CURRENT
FAN CONTROL
GND (a)
PULSE TRANSFORMER GATE DRIVE
SOFT START CONTROL
CONTROL BOARD COMMON
THERMOSTAT
THERMOSTAT
407
412
716
605
715
611
607
615
612
1020
(+) STUD VOLTAGE SENSE
(-) STUD VOLTAGE SENSE
+5V RS232 (e)
+5V (a)
411
410
408
ONLY. ALL COMPONENTS ARE NOT SHOWN.
N.A. PC BOARD COMPONENTS SHOWN FOR REFERENCE
NOTES :
-15V
+15V
CURRENT FEEDBACK ( 4V=500A )
TP3
C2/TP2
C1/TP1
J8-1
160J
320V
600V
.05uF
80J
150V
160J
320V
600V
.05uF
CONTROL BOARD
+15V (a)
-15V (a)
POSITIVE
-
NEGATIVE
+
C
D
E
B
F
A
CO
M
2
11
5B
J5
2
-5
42
J5
6
-1
J5
2
-7
24
COM
2
A
31
CO
M
1
J5
6
-6
41A
CO
M
1
A
J5
2
-1
6
541
J5
2
-1
1
11
5
A
J5
2
-1
532
(44
0
-4
6
0
)
H5
(55
0
-5
7
5
)
H6
24V
28V
42V
(38
0
-41
5
)
(22
0
-2
3
0
)
(20
0
-2
0
8
)
H4
H3
H2
H1
2A
TRANSFORMER
AUXILIARY
AMPHENOLS VIEWED FROM FRONT (OUTSIDE OF MACHINE)
77
76
75
2
4
42
AMPS
HOT
START
REMOTE
LOCAL
REMOTE
LOCAL /
REMOTE
CONTROL
MODE SELECT
4200 uF
4200 uF
+40 VDC
25
0
O
h
m
s
115 VAC
FLEX
CIRCUIT
406
405
403
402
401
407
412
411
410
408
FLEX
CIRCUIT
FLEX
CIRCUIT
FLEX
CIRCUIT
J
3
1
-1
0
/SS
LOCAL CONTROL
J
31-9
J
31-8
J
31-1
J
3
1
-2
J
31-7
J
3
1
-6
J
31-5
J
31-4
J
31-3
GROU
N
D
S
P
I
MO
S
I
SC
K
NO
C
ON
N
E
CTION
MI
S
O
CS
3
CS
1
+
5
VOL
T
SP
I
J
3
1
-1
0
/S
S
J3
3
1
-1
2
J3
3
1
-1
1
J3
3
1
-1
0
J33
1
-9
J3
3
1
-8
J3
3
1
-1
J3
3
1
-2
J3
3
1
-7
J3
3
1
-6
J3
3
1
-5
J3
3
1
-4
J3
3
1
-3
graphical representation
SO
LEN
O
ID
C
O
IL
(+
)
SOLE
N
O
ID
SU
PPLY
(+
)
NO
C
ON
N
E
CTI
ON
6
PI
N
'S
"4"
LEAD
"7
7"
L
E
A
D
14
P
IN
'S
"
76"
L
E
A
D
SOLEN
O
ID
SU
P
PLY
(-
)
"
2
"
LEAD
1
4 PI
N
'S
"4"
LEAD
S
O
L
E
N
O
ID
C
O
IL
(-)
"
7
5
"
L
EAD
6
P
IN
'S
"
7
6
"
L
EAD
+10 Volts
of potentiometer connection
610
1010
716
605
715
611
607
615
612
1020
OUTPUT
DIODES
+
-
4200 uF
4200 uF
54
(+)
(-)
24 / 42 Volt Amphenol
(top amphenol on
back of machine)
115 Volt Amphenol
(bottom amphenol
on back of machine)
C
D
E
B
L
M
F
K
N
G
J
I
H
A
2A
21
4A
C
D
E
B
L
M
F
K
N
G
J
I
H
A
41
76B
77B
2B
4B
75B
24
21B
41B
41B
31
32
75B
77A
2B
75A
76A
4B
CS
2
ELECTRICAL SYMBOLS PER E1537
6
12
CONNECTOR CAVITY NUMBERING SEQUENCE
(VIEWED FROM COMPONENT SIDE OF BOARD)
J43, J331
1
7
J8,J20, J21
4
8
1
5
J9,J42,P53
3
6
1
4
J2,J5,J11,
J22,J41,
J311,P55
2
1
4
3
J31,J33,
J34,J37
6
5
10
1
J1,J6,J7, P52
8
16
1
9
J10A,
J10B
2
1
Dashed lines represent
copper bus connections.
SPI
POWER
SUPPLY
J3
1
-1
0
J31
-9
J3
1
-8
J3
1
-1
J3
1
-2
J3
1
-7
J3
1
-6
J3
1
-5
J3
1
-4
J3
1
-3
J
31-9
J
31-8
J
31-1
J
3
1
-2
J
31-7
J
3
1
-6
J
31-5
J
31-4
J
31-3
GREEN
L3
G
GND
POWER
BOARD
(+)15 VOLT SPI
GROUND SPI
MOSI
SCK
(+)5 VOLT SPI
MISO
CS3
CS2
CS1
/SS
FAN
FAN
115B
COM2
A
H1
C
B
A
BLACK
RED
WHITE
SNB
B1
X
1
0
X
4
0
X
3
0
X
2
0
66
65
66B
65B
41A
54
431
438
406
405
403
402
401
PULSE TRANSFORMER GATE DRIVE
PRIMARY CURRENT SENSE #2 (+)
VOLTAGE / FREQUENCY CONVERTER #2 (-)
VOLTAGE / FREQUENCY CONVERTER #2 (+)
PRIMARY CURRENT SENSE #2 (-)
J6-15
801
802
804
806
PRIMARY CURRENT SENSE #1 (+)
VOLTAGE / FREQUENCY CONVERTER #1 (-)
VOLTAGE / FREQUENCY CONVERTER #1 (+)
609
602
616
608
1001
1002
505
502
505
506
503
506
xxxx
xxx
power down signal
J42-4
J4-1
J4-2
J4-3
GND SPI (b)
+15V SPI (b)
+5V SPI (b)
J10A-2
J10A-1
J6-8
J6-16
J6-2
609
602
616
608
1001
1002
PRIMARY CURRENT SENSE #1 (-)
+15V
MAIN RELAY CONTROL
J6-9
I OUT
-15V
GND
+15V
J90-4
J90-3
J90-2
J90-1
M
A
IN
T
R
A
N
S
F
O
R
M
E
R
J21-2
h
ig
h
=
s
of
tst
a
rt
of
f
S
OFT
ST
A
R
T
J2
0
-3
J2
0
-7
(+)
(-)
PU
L
SE
TRA
N
S
F
OR
M
E
R
J2
0
-5
J2
0
-1
FA
N
P
O
W
E
R
FA
N
C
ONT
RO
L
J2
0
-6
J2
0
-2
CR1
J20-8
J20-4
J21-3
J21-7
J21-6
FAN
J2
2
-3
J2
2
-2
J2
2
-1
J2
2
-4
J43-9
J43-4
J43-12
J43-6
GND (d)
+20 (d)
+
GAS SOLENOID
(option)
553
554
552
551
P55-4
P55-3
P55-2
P55-1
SUPPLY
POWER
CHOPPER
438
432
431
GND (c)
+20 (c)
J43-1
J43-7
J43-2
J43-8
21B
S1
R1
903B
901B
901A
903A
21
2A
532
32
6A
41
541
CB1
6 Pin Ampehnol
(front of machine)
RS232
supply
+5 RS232 (e)
GND (e)
+5 SPI (b)
+15 SPI (b)
SPI GND (b)
SUPPLY
POWER
CONTROL
MACHINE
J43-1
GND (a)
-15 (a)
+5 (a)
+15 (a)
J42-2
J42-5
J42-3
J42-1
J45-1
J45-2
REMOTE BOARD
GR
OU
N
D
S
P
I
MO
S
I
SC
K
NO
C
ONN
E
CTION
MI
S
O
CS
3
CS
2
CS
1
SNUBBER
BOARD
REACTOR
REACTOR
INPUT
LINES
GR
OU
N
D
S
P
I
MO
S
I
SC
K
NO
C
ON
N
E
CTI
ON
(+
)5
V
O
LT
S
P
I
MI
S
O
CS
3
CS
2
CS
1
/SS
+
5
V
O
LT
SP
I
CV - FLUX CORE
TIG GTAW
CC - STICK 7018
MODE SELECT PANEL
L
O
C
A
L
CO
NTRO
L
L
O
C
A
L
CO
NTR
O
L
DISPLAY PANEL
J3
1
1
-2
276
J3
1
1
-3
NO
C
ON
N
E
CTI
ON
J3
1
1
-4
277
J3
1
1
-1
L
O
C
A
L
CO
NTRO
L
275
J3
1
-1
0
GR
OU
N
D
S
P
I
J3
1
-9
MO
S
I
J3
1
-8
SC
K
J3
1
-1
NO
C
ON
N
E
CTION
J3
1
-2
(+
)5
V
O
LT
S
P
I
J3
1
-7
MI
S
O
J3
1
-6
CS
3
J3
1
-5
CS
2
J3
1
-4
CS
1
STATUS PANEL
J3
1
-3
/SS
J7-15
+ 15 (a)
S
X
3
X
2
X
1
X
4
S
B
K
-IN
F
R
-IN
S
2
3
S
B-I
N
S
A
-O
U
T
6
7
S
A-I
N
S
B
-O
U
T
100 AMP
CIRCUIT BREAKER
/
INPUT SWITCH
TP3
TP2
TP1
AC3
AC1
L3
V
W
L1
L2
AC2
POS
NEG
U
J21-1
J21-5
J21-8
J21-4
Shown connected for
200 - 240 Volt Input Voltage
RECONNECT SWITCH
CR1
MAIN
INPUT
RELAY
V/F CONVERTER # 1
V/F CONVERTER # 2
SWITCH BOARD
+
-
202
208
+
-
+
J4-5
J4-6
J4-11
J4-10
J4-8
J4-12
J5-2
J5-3
J4-7
J7-16
J6-5
J6-11
J6-7
J6-12
J10B-2
J10B-1
J6-10
J3-10
J3-9
J3-8
J3-7
J3-6
J3-5
J3-4
J3-3
J3-2
J3-1
J9-3
J9-1
J8-6
J8-4
J8-2
-
203
207
201
204
xxxxxxx
206
209
205
MAIN CHOKE
THERMOSTAT
CC - STICK 6010
CV - WIRE
ARC
CONTROL
VOLTS
ON
WELD
TERMINALS
ON / OFF
T
H
E
R
M
A
L
POWERDOWN SIGNAL (HIGH=RUN)
801
802
804
806
901
903
610
1010
503
502
GND (a)
GND (e)
TRANSDUCER
CURRENT
FAN CONTROL
GND (a)
PULSE TRANSFORMER GATE DRIVE
SOFT START CONTROL
CONTROL BOARD COMMON
THERMOSTAT
THERMOSTAT
407
412
716
605
715
611
607
615
612
1020
(+) STUD VOLTAGE SENSE
(-) STUD VOLTAGE SENSE
+5V RS232 (e)
+5V (a)
411
410
408
ONLY. ALL COMPONENTS ARE NOT SHOWN.
N.A. PC BOARD COMPONENTS SHOWN FOR REFERENCE
NOTES :
-15V
+15V
CURRENT FEEDBACK ( 4V=500A )
TP3
C2/TP2
C1/TP1
J8-1
160J
320V
600V
.05uF
80J
150V
160J
320V
600V
.05uF
CONTROL BOARD
+15V (a)
-15V (a)
POSITIVE
-
NEGATIVE
+
C
D
E
B
F
A
CO
M
2
11
5B
J5
2
-5
42
J5
6
-1
J5
2
-7
24
COM
2
A
31
CO
M
1
J5
6
-6
41A
CO
M
1
A
J5
2
-1
6
541
J5
2
-1
1
11
5
A
J5
2
-1
532
(44
0
-4
6
0
)
H5
(55
0
-5
7
5
)
H6
24V
28V
42V
(38
0
-41
5
)
(22
0
-2
3
0
)
(20
0
-2
0
8
)
H4
H3
H2
H1
2A
TRANSFORMER
AUXILIARY
AMPHENOLS VIEWED FROM FRONT (OUTSIDE OF MACHINE)
77
76
75
2
4
42
AMPS
HOT
START
REMOTE
LOCAL
REMOTE
LOCAL /
REMOTE
CONTROL
MODE SELECT
4200 uF
4200 uF
+40 VDC
25
0
O
h
m
s
115 VAC
FLEX
CIRCUIT
406
405
403
402
401
407
412
411
410
408
FLEX
CIRCUIT
FLEX
CIRCUIT
FLEX
CIRCUIT
J
3
1
-1
0
/SS
LOCAL CONTROL
J
31-9
J
31-8
J
31-1
J
3
1
-2
J
31-7
J
3
1
-6
J
31-5
J
31-4
J
31-3
GROU
N
D
S
P
I
MO
S
I
SC
K
NO
C
ON
N
E
CTION
MI
S
O
CS
3
CS
1
+
5
VOL
T
SP
I
J
3
1
-1
0
/S
S
J3
3
1
-1
2
J3
3
1
-1
1
J3
3
1
-1
0
J33
1
-9
J3
3
1
-8
J3
3
1
-1
J3
3
1
-2
J3
3
1
-7
J3
3
1
-6
J3
3
1
-5
J3
3
1
-4
J3
3
1
-3
graphical representation
SO
LEN
O
ID
C
O
IL
(+
)
SOLE
N
O
ID
SU
PPLY
(+
)
NO
C
ON
N
E
CTI
ON
6
PI
N
'S
"4"
LEAD
"7
7"
L
E
A
D
14
P
IN
'S
"
76"
L
E
A
D
SOLEN
O
ID
SU
P
PLY
(-
)
"
2
"
LEAD
1
4 PI
N
'S
"4"
LEAD
S
O
L
E
N
O
ID
C
O
IL
(-)
"
7
5
"
L
EAD
6
P
IN
'S
"
7
6
"
L
EAD
+10 Volts
of potentiometer connection
610
1010
716
605
715
611
607
615
612
1020
OUTPUT
DIODES
+
-
4200 uF
4200 uF
54
(+)
(-)
24 / 42 Volt Amphenol
(top amphenol on
back of machine)
115 Volt Amphenol
(bottom amphenol
on back of machine)
C
D
E
B
L
M
F
K
N
G
J
I
H
A
2A
21
4A
C
D
E
B
L
M
F
K
N
G
J
I
H
A
41
76B
77B
2B
4B
75B
24
21B
41B
41B
31
32
75B
77A
2B
75A
76A
4B
CS
2
ELECTRICAL SYMBOLS PER E1537
6
12
CONNECTOR CAVITY NUMBERING SEQUENCE
(VIEWED FROM COMPONENT SIDE OF BOARD)
J43, J331
1
7
J8,J20, J21
4
8
1
5
J9,J42,P53
3
6
1
4
J2,J5,J11,
J22,J41,
J311,P55
2
1
4
3
J31,J33,
J34,J37
6
5
10
1
J1,J6,J7, P52
8
16
1
9
J10A,
J10B
2
1
Dashed lines represent
copper bus connections.
6-2-2000A
G-3
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.
ENHANCED
WIRING DIAGRAM