Lincoln Electric IM490 INVERTEC V250-S - Manual (Page 31)

F-4 ELECTRICAL DIAGRAMS F-4
INVERTEC V250-S
ELECTRICAL SYMBOLS PER E1537
+W
§
AA6Œqb 31/32
H1
18V
76
C B A F
75 76 77 GND
REMOTE CONTROL RECEPTACLE
MIN
T3
T2
OFF
ON
H1
I I
B
W
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
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
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
CONNECT TERMINALS U, V & W TO SUPPLY CIRCUIT.
W = WHITE B = BLACK G = GREEN Y = YELLOW
H1
+ ARC
- ARC
10 2W
YY
N.A.
3 6 4 1
J6
2 5
204 201 205 208
201 205 208 204
207A 209 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
J7
R3 R4
375B
J1
G
THERMAL OVERLOAD INDICATOR
C1
1600/450
C2 H2 H5
6
H4
3
H1 H3
CURRENT TRANSFORMER
BACK OUTSIDE FRONT INSIDE FRONT OUTSIDE BACK INSIDE
CW (MAX)
50K 2W
R5
9-19-97 L9907-2
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
42
5
6
3 77
J5
308 307
R R
H4
B
D F
+ -
TP1
1600/450
206 203A 202A 207A
208 205 201 204
+
-
+
-
FRONT FRONT AUX. BACK AUX. BACK
POWER BOARD
INPUT BRIDGE
D9
209
L1 LEFT
CONTROL BOARD
320 317
J5, J6, J7
5
H4
0.6 AMP
SLOW BLOW
D2B D1A D2A D1B
316 318
318
320
POWER BOARD
OUTPUT RECTIFIER HEATSINK
TP2
TP3
INPUT PER N.A.
H4A
400V 220V
0V
THREE PHASE INPUT: GROUND MACHINE PER NATIONAL AND LOCAL ELECTRICAL CODES.
HEATSINK THERMOSTAT
THERMOSTAT
WIRING DIAGRAM - INVERTEC V250-S 380-415V
R4 ARC FORCE
CONTROL
R5 HOT START
CONTROL
SHUNT
SHUNT THERMOSTAT
TP4
C6
TP5
C5
TP6
A C
REAR TERMINAL
TERMINAL SIDE
H4A
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diag
ram for a particular code is pasted inside
the machine on one of the enclosure panels. If the diagram is illegible, write to the Service Department for a replacement. G
ive the equipment code number..
WIRING DIAGRAM- CODE: 10467