Electrical diagrams, Schematic - complete machine, Enhanced diagram – Lincoln Electric INVERTEC SVM158-A User Manual
Page 149: V350-pro
ELECTRICAL DIAGRAMS
G-3
V350-PRO
SCHEMATIC - COMPLETE MACHINE
G4093
B
SPI
POWER
SUPPLY
GREEN
L3
G
GND
POWER
BOARD
(+)15 VOLT SPI
GROUND SPI
MOSI
SCK
(+)5 VOLT SPI
MISO
CS3
CS2
CS1
/SS
FAN
FAN
32A
31B
A
H1
C
B
A
BLACK
RED
WHITE
SNB
B1
X1
0
X4
0
X3
0
X2
0
66
65
66B
65B
41A
54
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
xxx
xxx
x
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
MA
IN T
RA
N
SF
O
R
M
ER
J21-2
SOFT
START
J20
-3
J20
-7
(+)
(-)
PU
LSE
TR
A
N
SF
OR
ME
R
J20
-5
J20
-1
FA
N
P
O
W
E
R
FA
N CONT
ROL
J20
-6
J20
-2
CR1
J20-8
J20-4
J21-3
J21-7
J21-6
FAN
J22
-3
J2
2-
2
J2
2-
1
J22
-4
J43-9
J43-4
J43-12
J43-6
GND (d)
+20 (d)
+
GAS SOLENOID
553
554
SUPPLY
POWER
CHOPPER
GND (c)
+20 (c)
J43-1
J43-7
J43-2
J43-8
S1
R1
903B
901B
901A
903A
21
3.5A
6A
CB1
RS232
SUPPLY
+5 RS232 (e)
GND (e)
+5 SPI (b)
+15 SPI (b)
SPI GND (b)
SUPPLY
POWER
CONTROL
MACHINE
J43-3
GND (a)
-15 (a)
+5 (a)
+15 (a)
J42-2
J42-5
J42-3
J42-1
J41-1
J41-2
REMOTE BOARD
SNUBBER
BOARD
REACTOR
REACTOR
INPUT
LINES
DISPLAY PANEL
J7-15
+ 15 (a)
S
X3
X2
X1
X4
S
B
K
-I
N
F
R
-I
N
S
2
3
S
B-
IN
S
A-
O
U
T
6
7
S
A-
IN
S
B-
O
U
T
INPUT SWITCH
TP3
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
xxxxx
xx
206
209
205
MAIN CHOKE
THERMOSTAT
VOLTS
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
ON "CE" MODELS.
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
O
M
2
J5
2-
5
42
J5
2-
14
J5
2-
7
24
31
C
O
M
1
J5
2-
16
54
1
J5
2-
11
11
5V
J5
2-
1
53
2
(4
40
-4
60
)
H
5
(5
50
-5
75
)
H
6
24
V
28
V
42
V
(3
80
-4
15
)
(2
20
-2
30
)
(2
00
-2
08
)
H
4
H
3
H
2
H
1
3.5A
AUXILIARY
TRANSFORMER
AMPHENOLS ARE VIEWED FROM FRONT OF MACHINE
AMPS
4200 uF
4200 uF
+40 VDC
25
0
O
hm
s
115 VAC
SPI CIRCUIT
406
405
403
402
401
407
412
411
410
408
J3
31
-1
1
J3
31
-1
0
J3
31
-9
J3
31
-8
J3
31
-2
J3
31
-6
J3
31
-5
J3
31
-4
J3
31
-3
graphical representation
S
O
LE
N
O
ID
C
O
IL
(
+)
6
P
IN
'S
"
4"
L
E
A
D
"7
7"
L
E
A
D
14
P
IN
'S
"
76
"
LE
A
D
"2
"
LE
A
D
14
P
IN
'S
"
4"
L
E
A
D
S
O
LE
N
O
ID
C
O
IL
(
-)
"7
5"
L
E
A
D
6
P
IN
'S
"
76
"
LE
A
D
+10 Volts
of potentiometer connection
610
1010
716
605
715
611
607
615
612
1020
OUTPUT
DIODES
+
-
4200 uF
4200 uF
54
N.B. INPUT POWER LINE FILTER IS PRESENT ONLY
N.C. ON "CE" MODELS, MOV's ARE IN THE INPUT POWER
LINE FILTER.
ONLY. ALL COMPONENTS ARE NOT SHOWN.
TP2
(BROWN)
(BLACK)
(BLUE)
(GREEN/YELLOW)
6 PIN REMOTE
C
D
E
B
F
A
WIRE FEEDER REMOTE
C
D
E
B
L
M
F
K
N
G
J
I
H
A
276
R5
10K/2W
OUTPUT CONTROL
277 275
13
25
14
1
OR
ADVANCED PROCESS PANEL
21
75A
75A
75
77
76
4
2
ELECTRICAL SYMBOLS PER E1537
6
12
CONNECTOR CAVITY NUMBERING SEQUENCE
(VIEWED FROM COMPONENT SIDE OF BOARD)
J4, 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, J332, J333, P52
8
16
1
9
J10A,
J10B
2
1
ALL MACHINES
OPTION
COMPONENT OUTLINE
LEGEND
77A
CB3
532
32 32A
541
41
41A
41
31B
42
32
31
2B 2A
4A
76A
24
+15
+15
J2-4
J2-3
J2-1
MODE PANEL
J61-4
J61-14
J61-12
+15V
+10V
+15V
J61-5
MODE
SWITCH
+10V
J61-13
HOT
START
LED 1
J61-3
LED 2
+15V
J61-2
LED 3
+15V
J61-1
LED 4
+15V
J61-6
LED 5
+15V
J61-7
J61-15
+10V
ARC
CONTROL
REMOTE
J60B-1
+15V
J60B-4
J60B-2
LOCAL
J60B-3
+15V
WELD TERMINALS
REMOTE
J60A-1
J60A-4
J60A-2
ON
J60A-3
+15V
+15V
+15V
+15V
4A
553
554
75
2 77
4
76
76A
N.D.
+15V
+15V
3303
3315
3312
3304
SPI CIRCUIT
SPI CIRCUIT
SPI
CIRCUIT
3313
3316
3314
3305
J333-12
J333-8
J333-7
J333-6
J333-5
J333-4
J333-3
J333-16
J333-15
J333-14
J333-13
3316
277
275
3315
3314
3313
3312
276
3303
3304
3305
J332-14
J332-13
J332-12
J332-1
J332-2
J332-7
J332-6
J332-5
J332-4
J332-3
3201
3202
3207
3216
3215
J332-16
J332-15
J332-11
3216
3215
3213
3211
3212
3207
3206
3205
3204
3203
3202
3201
3212
3206
3204
3213
3213
3215
CB2
J333-1
J333-2
N.D.
N.D.
N.D.
251
253
254
251
253
254
J61
J60-A, J60-B
15
1
1
5
N.D. THE SPI CIRCUIT PIN ASSIGNMENTS ARE SHOWN AT
THE CONTROL PCB. THIS PIN ASSIGNMENT IS THE SAME
FOR ALL THE SPI CONNECTORS.
N.B.
N.C.
CE COLORS IN
PARANTHESYS
CONSTRUCTION MODELS DO NOT HAVE CB1, CB2
OR REMOTE, LEAD 532 GOES TO J22 AND LEAD 541
GOES TO THE CONTROL RECTIFIER IN THE
CONSTRUCTION MODEL.
Dashed lines represent
copper bus connections.
G-3
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.
Enhanced Diagram