Lincoln Electric INVERTEC IM526-B - Manual (Page 33)

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2 1
2
RECTIFIER
9D
C2
R7
9A
9A
N.F.
CONTROL PANEL
J11, J14 S F
9
H5
402, 404
ON
OFF
H1
R
V
C
H6
12B
BOTTOM
51
WIRING DIAGRAM V300-PRO CODE 10257 (575V)
SHUNT
R8 250
L3
L1
C1
TP2
9D
S1
1, 8
POWER
J12
401, 403
12B 12B
25
J13
G
25W
R = RED
R4
W = WHITE
1
3
2
1
J11
J9
4
5
2
6
3
F
D13
317
6
9A
J16
5
14
315 316 51
LAYOUT
504
4
H3
6
J5, J16
32
32
227 213 214
INSIDE
S
TOP
+
S
TOP
5
2
W
303
3 8
J6
1
18V
285
AUX
TOP OUTSIDE
S BOTTOM
F
226
S
F
4
F
S
TRANSFORMER MAIN
L2
CHOKE
F
S
53
4
1
5
2
3
6
52
53
53
14
REMOTE
214
SWITCH POLARITY WELDING WIRE FEEDER
S6
42A
+
5
W
501
R
7
317
316
9D
6
314
R
W
POWER
R
BOARD
8
5
8
402, 404
307
+
T2
+
CURRENT
J2
M
J2, J8
S4 OUTPUT TERMINAL SWITCH
25W
CV FCAW
+
25
+
Y
10K
Y
R5
9B
N.F.
912
2W 10K R1 2 REMOTE
275A
LOCAL 2W
275B 207 77A 275C 276
150 5W
204B 228
212C
208
203
76
77B 204C
204A 220
229
R1 1
285
MODE SWITCH S2
/INDUCTANCE LOCAL/REMOTE
N
SPARE
GND
218
B
GND
275C 227
226 275B
CONTROL
4
77A 75 218 276 208 207 228 229
275D 301 305
4
D3
S
1
12
(V300-I ONLY)
210
211B
1
J1, J7
J9, J10, J12
J13, J15
6
J3
302
J7
4
309
224
TOP AUX
H1
42
W
B
N.A.
H5 H1
2
H3
75
MIN
G
75
76
24V
F
76
E
77 31
212C
CR1
+ ARC
400A
C6
RIGHT
C9
BOARD
S
W R
215
4 5
203
310
S5
503A
1
229
1
4
J14
3 2
CW (MAX)
215
CW (MAX)
306
212A 212B
J5
223B
7 12
210
13
J1
275A
2
309
J4
J6
COLOR CODE:
B = BLACK
1. FOR MACHINES SUPPLIED WITH INPUT CABLE (V300-PRO)
Y = YELLOW
FOR SINGLE PHASE INPUT: CONNECT GREEN LEAD TO GROUND PER NATIONAL ELECTRIC CODE. CONNECT BLACK & WHITE LEADS TO SUPPLY CIRCUIT. WRAP RED LEAD WITH TAPE TO PROVIDE 600V. INSULATION. FOR THREE PHASE INPUT: CONNECT GREEN LEAD TO GROUND PER NATIONAL ELECTRIC CODE. CONNECT BLACK, RED & WHITE LEADS TO SUPPLY CIRCUIT.
2. FOR MACHINES NOT SUPPLIED WITH INPUT CABLE (V300-I)
FOR SINGLE PHASE INPUT: GROUND MACHINE PER NATIONAL AND LOCAL ELECTRICAL CODES.
LEFT
CONNECT TERMINALS U & W TO SUPPLY CIRCUIT. FOR THREE PHASE INPUT: GROUND MACHINE PER NATIONAL AND LOCAL ELECTRICAL CODES.
25 25W
42A
2AMP
H1
6AMP
212 212212
I C D H
42 81
42 VAC
S2 MODE SWITCH R11 OUTPUT CONTROL
S3 R12
S4
SWITCH
SWITCH
CONTROL
TERMINAL
THERMAL OVERLOAD INDICATOR
SWITCH FUNCTION METER
REMOTE
3
503
313
6
H6
H5
0V
FAN
212D
2
THERMOSTAT
A V
310
D1B
5 6
8
F
4
301
8
2
4
223A
303 304
304
213
G = GREEN
2
FEEDER
NOTES:
N.A.
3
2
LOCAL/REMOTE R11
F
501
2
2 3 4
PROTECTION
R1
B
+
912
25W
R9
D2 D1A
C15
L10191
CONTROL
ARC FORCE/INDUCTANCE R12
SWITCH
METER FUNCTION
(V300-I ONLY) INDICATOR OVERLOAD THERMAL
OUTPUT CONTROL
N.F. C1, C2, C14, C15 CAPACITORS ARE A MATCHED SET. N.C. WIRE FEEDERS REQUIRING 24VAC, USE PINS "N" & "I".
COMPONENTS OR CIRCUITRY HAVING A COMMON CODE NUMBER. THE INTERCHANGEABILITY OF A COMPLETE BOARD, THIS DIAGRAM MAY NOT SHOW THE EXACT
N.B. SINCE COMPONENTS OR CIRCUITRY OF A PRINTED CIRCUIT BOARD MAY CHANGE WITHOUT
AFFECTING
CONNECT TERMINALS U, V & W TO SUPPLY CIRCUIT.
212D 212B 211B 211A
8
302 275D
CV GMAW
5 3
502
4 12 11
211A
2
3
9
6
6
Y
14
8
4
7
11
Y
10 5
Y
503
9
503A
2
1
TP6
3
3
C5
4
204C
L4
42V
32A
110V
25W
313
311
306
275F
4
4, 5
25W
BOARD
13,15
13
C14
(LEFT)
401, 403
DRIVER BOARD
1
9D
L5
N.C.
L
82
230V
4
220-
TRIGGER
5
4,5
I
10K
ON
223A 502
FAN
S3
MOTOR
SWITCH
CB2
J
575V
32A
A
CB1
212A
52 14
J15
51
J8
H5 1
1
INPUT
314
2
3
12A
7
R
8
12
13
14
229
SWITCH BOARD
A
F -
H3
OUTPUT
OUTPUT
ARC FORCE
3 2 1
220
204B 204A
F
1
INSIDE
1, 8
286
CHOKE
1
BOARD
305
5
308
-
1
CC SOFT
BOTTOM
S
206
-
J10
ELECTRICAL SYMBOLS PER E1537
(VIEWED FROM COMPONENT SIDE OF BOARD) CONNECTOR CAVITY NUMBERING SEQUENCE
311
RECEPTACLE
TRANSFORMER
CONTROL
AUXILIARY
T1
REMOTE
WIRE
-
21
4
3
52
25
10K
TP1
TP3
212
VAC
21
223B
PANEL
3
METER
4 5 6
5
- ARC
6
TP4
THERMOSTAT
W
J4
2
7
275F
7
504
1
CONTROL
1 3
9 10
224
PER
CC GTAW
CC CRISP
52
315
INPUT
TRANSFORMER
I
F
BOTTOM
9
206
U
OUTSIDE
W
D +
308
307
229
S5
TP5
K
41
H1
77B
(RIGHT)
T3
110/115
13,15
15
1
W
R
12
SWITCH
R6 25W
1
J3
10
B
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..
MAR97