ELECTRICAL DIAGRAMS
G-8
V300-I
WIRING DIAGRAM - ENTIRE MACHINE CODE 10258 (L10189)
G-8
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine.
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CONTROL
CONTROL PANEL
ARC FORCE/INDUCTANCE
2
2W
R11
227
/INDUCTANCE
CONTROL
TERMINAL
CHOKE
10K
215
227
4
303
301
CW (MAX)
METER
TOP
S2
C5
L3
R8
D2
SHUNT
1
211A
3
8
1
BOARD
9
CONNECTOR CAVITY NUMBERING SEQUENCE
OUTPUT TERMINAL
S4
R = RED
2
4
3
J2
J1
1
301
4
TP4
4
5
W
L4
9D
12B
12D
9C
1
5
R5
R12
275C
204B
6
5
206
3
215
A
V
LAYOUT
N.A.
NOTES:
B = BLACK
G = GREEN
W = WHITE
Y = YELLOW
FOR SINGLE PHASE INPUT: GROUND MACHINE PER NATIONAL AND LOCAL ELECTRICAL CODES.
FOR THREE PHASE INPUT: GROUND MACHINE PER NATIONAL AND LOCAL ELECTRICAL CODES.
CONNECT TERMINALS U, V & W TO SUPPLY CIRCUIT.
N.B. SINCE COMPONENTS OR CIRCUITRY OF A PRINTED CIRCUIT BOARD MAY CHANGE WITHOUT AFFECTING
THE INTERCHANGEABILITY OF A COMPLETE BOARD, THIS DIAGRAM MAY NOT SHOW THE EXACT
COMPONENTS OR CIRCUITRY HAVING A COMMON CODE NUMBER.
N.C. WIRE FEEDERS REQUIRING 24VAC, USE PINS "N" & "I".
N.D. PLACE "A" LEAD ON APPROPRIATE CONNECTION FOR INPUT VOLTAGE.
CONNECTION SHOWN IS FOR 440-460V OPERATION.
N.F. R1, R9 BLEEDER RESISTORS ARE A MATCHED SET.
N.G. C1, C2 CAPACITORS ARE A MATCHED SET.
N.H. PLACE SWITCH IN APPROPRIATE POSITION FOR INPUT VOLTAGE.
RECEPTACLE
CONTROL
SWITCH
REMOTE
POLARITY
285 WELDING
WIRE FEEDER
N
AUXILIARY
SPARE
-
T1
GND
CW (MAX)
275F
275D
303
302
304
J7
504
2
212A
J3
229
317
13
8
7
1
N.G.
N.F.
14
14
R7
52
BOARD
2200 F
2
14
3
J15
U
H1
82
SWITCH
METER FUNCTION
S5
S2
OUTPUT CONTROL
R11
INDICATOR
OVERLOAD
THERMAL
SWITCH
OUTPUT
REMOTE
223B
I
G
MIN
9A
9A
BOARD
52
1
311
V
W
6
H5
A
B
TP3
76
F -
FEEDER
12D
12D
12C
9B
51
N.H.
0V
2
503
4
150 5W
H1
N.C.
WIRE
COLOR CODE:
MODE SWITCH
MODE SWITCH
OUTPUT
CONTROL
503A
Y
306
75
5
3
2
212B
42A
42
J13
W
212D
F
1
INSIDE
S
BOTTOM
THERMAL
F
229
11
12B
213
208
77A
S
R4
J3
C1
+
25
208V
8
5
203
D3
76
SWITCH
MODE
211A
S
220
J4
Y
AUX
77A
226
Y
R
CONTROL
BOARD
12C
12B
52
3
G
41
J5, J16
D
2
W
ON
4
A
316
4,5
D +
25W
-
12A
RIGHT
9D
212D
5
4
6
3
2
4
PANEL
226
CV GMAW
2
3
TP6
5
25W
1
400A
BOTTOM
401, 403
TOP
450V
25W
(RIGHT)
2200 F
25
BOARD
H1
25W
1
200-
5
H2
302
4,5
6
2
N.G.
9B
275D
42
24V
2
211B
H4
6
4
501
H3
L
AUX
TOP
1
1,8
212A
W
14
4
R
W
R
315
53
12
12A
5
317
2
3
TRIGGER
F
8
7
305
304
SWITCH
212B
10
H1
CC CRISP
CC SOFT
LOCAL
275B
OVERLOAD
502
TP5
250
BOTTOM
401, 403
6
H6
440-
A
42A
+
R
214
12D
R
SWITCH
H2
H3
220-
H3
309
212
J
31
3
S
N.D.
FAN
311
229
THERMOSTAT
H5
6
ARC FORCE
6
11
S4
5
4
ON
223A
MOTOR
Y
206
110V
275A
E
2
S
3
C6
R12
INDICATOR
(V300-I ONLY)
(V300-I ONLY)
LOCAL/REMOTE
REMOTE
SWITCH
FUNCTION
METER
S5
R
7
2
212C
3
224
J6
J1, J7
2. FOR MACHINES NOT SUPPLIED WITH INPUT CABLE (V300-I)
CONNECT TERMINALS U & W TO SUPPLY CIRCUIT.
CONNECT BLACK, RED & WHITE LEADS TO SUPPLY CIRCUIT.
(VIEWED FROM COMPONENT SIDE OF BOARD)
WRAP RED LEAD WITH TAPE TO PROVIDE 600V. INSULATION.
2W
208
1
1
1
6
7
5
4
2
8
7
8
1,8
-
F
R9
504
7500
F
402, 404
I
CURRENT
CHOKE
+
207
204C
204B
228
3
275A
228
502
276
77B
2
1
4
218
SWITCH
S3
LOCAL/REMOTE
308
INPUT
S1
RECTIFIER
9D
9C
D13
9A
R6
450V
8
2
4
POWER
CB2
32A
212
CB1
6AMP
REMOTE
460V
S6
BLOW
SLOW
T3
229
D1A
(LEFT)
L10189
6
OFF
307
CC GTAW
TP1
C
CV FCAW
R12
6
BOTTOM
OUTSIDE
3 AMP
A
L5
R11
12
TOP
207
INSIDE
9
204A
J5
F
I
S
9
4
310
5
501
J16
13
276
RECONNECT
9D
9B
TRANSFORMER
12A
VAC
32
310
309
310
203
275C
75
OUTPUT
76
F
77
3
313
316
H1
314
315
9B
W
12A
9
W
12A
TP2
SWITCH
9B
12
A
42V
230V
FAN
H4
75
380-
415V
77B
TRANSFORMER
32
A
42
110/115
212
212
212C
H
B
21
L2
4
MAIN
3
4
53
53
S3
1
J10
12
7
210
J6
308
J12
210
14
DRIVER
1. FOR MACHINES SUPPLIED WITH INPUT CABLE (V300-PRO)
FOR SINGLE PHASE INPUT: CONNECT GREEN LEAD TO GROUND PER NATIONAL ELECTRIC CODE.
CONNECT BLACK & WHITE LEADS TO SUPPLY CIRCUIT.
FOR THREE PHASE INPUT: CONNECT GREEN LEAD TO GROUND PER NATIONAL ELECTRIC CODE.
CONNECTION SHOWN IS FOR 380-460V OPERATION.
1
4
5
2
6
3
J11
4
3
2
1
309
B
WIRING DIAGRAM V300-PRO Code 10256, V300-I Code 10258
THERMOSTAT
503A
224
S2
R
1
BOARD
INPUT
S7
12
PER
CR2
CR1
POWER
J9
1
S
286
SWITCH
C2
N.A.
B
211B
- ARC
OUTSIDE
+ ARC
314
25W
H5
PROTECTION
H5
J8
51
9
1
285
204C
C9
S
S
51
204A
25
213
229
T2
F
S
F
TRANSFORMER
4
F
313
306
402, 404
275F
F
52
+
25
+
R1
7500
25W
ELECTRICAL SYMBOLS PER E1537
J2, J8
J11, J14
J13, J15
J9, J10, J12
J4
3
503
5
305
2
307
32A
LEFT
2AMP
M
81
21
GND
Y
1
L1
10K
18V
H3
12B
10
25W
J14
K
VAC
N.F.
C
D1B
214
8
218
275B
10
223B
223A
CONTROL
220