Mar97 – Lincoln Electric INVERTEC IM526-B User Manual
Page 32
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32
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CONTROL
CONTROL PANEL
ARC FORCE/INDUCTANCE
2
2W
R1
1
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
R1
2
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
212212
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
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