Electrical diagrams, Arc - arc, Invertec v250s – Lincoln Electric INVERTEC V250-S User Manual
Page 114
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ELECTRICAL DIAGRAMS
INVERTEC V250S
Wiring Diagram (Codes 10187, 10188)
ELECTRICAL SYMBOLS PER E1537
H1
18V
76
C
B
A
F
75
76
77
GND
REMOTE
CONTROL
RECEPTACLE
MIN
T3
T2
OFF
ON
H1
I
I
TP5
B W
TP4
C6
C5
311
313
W
B
376
330
303
327
304
303
303A
305
1
2
3
377
376
330
303A
LOCAL
REMOTE
327
328
J4
CONNECTOR CAVITY NUMBERING SEQUENCE
(VIEWED FROM COMPONENT SIDE OF BOARD)
NOTES:
REMOTE
OUTPUT
CONTROL
INPUT
PER
N.A.
POWER
S1
1
J4
J3
J2
CW (MAX)
CW (MAX)
F
F
S
S
S
S
S
S
S
F
F
F
F
S
CC SOFT
CC CRISP
2
1
7
5
CC GTAW
TP6
H3
F
S
F
F
F
F
S
F
W
V
U
H1
1
2
10
2W
COLOR CODE:
R = RED
4
6
7
4
2
8
3
3
4
5
6
8
9
10
11
12
2
3
4
1
2
328
319
13
14
321
Y
H3
W
B
G
A
FOR THREE PHASE INPUT: CONNECT GREEN LEAD TO GROUND PER NATIONAL ELECTRIC CODE.
CONNECT BLACK, RED & WHITE LEADS TO SUPPLY CIRCUIT.
WRAP RED LEAD WITH TAPE TO PROVIDE 600V. INSULATION.
FOR THREE PHASE INPUT: GROUND MACHINE PER NATIONAL AND LOCAL ELECTRICAL CODES.
CONNECT TERMINALS U, V & W TO SUPPLY CIRCUIT.
CONNECT TERMINALS U & W TO SUPPLY CIRCUIT.
CONNECT BLACK & WHITE LEADS TO SUPPLY CIRCUIT.
FOR SINGLE PHASE INPUT: CONNECT GREEN LEAD TO GROUND PER NATIONAL ELECTRIC CODE.
FOR SINGLE PHASE INPUT: GROUND MACHINE PER NATIONAL AND LOCAL ELECTRICAL CODES.
W = WHITE
B = BLACK
G = GREEN
Y = YELLOW
R
H1
+ ARC
- ARC
10
2W
Y
Y
N.A.
N.B. SINCE COMPONENTS OR CIRCUITRY OF A PRINTED CIRCUIT BOARD MAY CHANGE WITHOUT AFFECTING
N.D. D2 THRU D4 OUTPUT DIODES ARE A MATCHED SET.
N.E. C1, C2 CAPACITORS ARE A MATCHED SET.
THE INTERCHANGEABILITY OF A COMPLETE BOARD, THIS DIAGRAM MAY NOT SHOW THE EXACT
COMPONENTS OR CIRCUITRY HAVING A COMMON CODE NUMBER.
D5 THRU D7 OUTPUT DIODES ARE A MATCHED SET.
3
6
4
1
J6
2
5
204
201
205
208
201
205
208
204
207A
209
202A
203A
AUXILIARY
TRANSFORMER
FAN
MOTORS
R
R
H3
S2
MODE
SWITCH
S3
LOCAL/REMOTE
SWITCH
10K
2W
10K
2W
319
304
316
J1
1
310
311
313
309
309
310
Y
Y
377
305
229
R3
OUTPUT
CONTROL
R4
ARC FORCE
/INDUCTANCE
CONTROL
202A
203A
203
203
207
207
202
206
206
202
J7
R3
R4
375B
J1
1. FOR MACHINES SUPPLIED WITH INPUT CABLE
2. FOR MACHINES NOT SUPPLIED WITH INPUT CABLE
G
THERMAL
OVERLOAD
INDICATOR
S4
PRIMARY
RECONNECT
SWITCH
C1
1600/450
C2
H2
H2
H5
6
H5
H4
3
A
440-
460V
220-
230V
200-
208V
N.C.
N.C. PLACE "A" LEAD ON APPROPRIATE CONNECTION FOR INPUT VOLTAGE.
CONNECTION SHOWN IS FOR 440-460V OPERATION.
H1
H3
CURRENT
TRANSFORMER
BACK
OUTSIDE
FRONT
INSIDE
FRONT
OUTSIDE
BACK
INSIDE
CW (MAX)
50K
2W
R5
C L E V E L A N D , O H I O U . S . A .
9-29-95E
L9907
L2 RIGHT
T1
MAIN
TRANSFORMER
229
324
375
317
324
+
322
318
E
D
4
2
GTAW (REMOTE)
TRIGGER
J2
J3
77
75
375B
375
321
307
308
318
322
75 76
1
4 2 5
6
3
77
J5
308
307
R
R
H4
380-
415V
A
B
C
D
F
+
-
TP1
TP2
TP3
1600/450
206
203A
202A
207A
208
205
201
204
+
-
+
-
N.C.
FRONT
FRONT
AUX.
BACK
AUX.
BACK
POWER
BOARD
INPUT
BRIDGE
D9
209
L1 LEFT
CONTROL
BOARD
320
317
R5
STRIKE ENERGY
CONTROL
J5, J6, J7
5
A
A
0.6 AMP
SLOW
BLOW
D2B
D1A
D2A
D1B
316
318
318
320
POWER BOARD
SHUNT
OUTPUT
RECTIFIER
HEATSINK
HEATSINK
G-3
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.