Lincoln Electric IMT636 POWER MIG 255 - Manual (Page 34)

F-2 DIAGRAMAS DE CABLEADO
POWER MIG 255
1
209
555 B W 515 254
262
254A
J9
207
9-2000
11 1
28.4V 14.2V 14.2V 116.6V
515 206A SCI 541A 326 543 206B 353
GENERAL INFORMATION
CAVITY NUMBERING SEQUENCE
(COMPONENT SIDE OF P.C. BOARD)
1
2
1
J7
1
16
J5
9
TO WORK
CAVITY
J13
WIRE FEED SPEED
C1 THRU C3 31,000 MFD 50V
4
-
U
515B 555 206B
206
204S
3 2
SCR HEATSINK
ASSEMBLY
THERMOSTAT
8
7
6
5
4
3
L10980
204 G1 X7 325A 324 SCI 390
FOR SPOOL GUN OPTION
OUTPUT CHOKE
+
X4
206B
G2
209S
D1 300V 85A
**
COLOR CODE:
H5
GUN TRIGGER
POWER
TRANSFORMER
4 2
324 325
324
H3 H4
J3
7 7
5
209R
320B
W
G1
3 4
1 2 3 4 7
CURRENT AND DUTY CYCLE OF IMMEDIATE AND FUTURE APPLICATIONS.
5
3
-
N.B. THIS DIAGRAM SHOWS THE "ELECTRODE" POLARITY
SNUBBER BOARD
D2 BAFFLE MOUNTED RECTIFIER DIODE BRIDGE
W
207
B
205
390
10
256
206S 205 352 X9
**
325B
DISPLAY BOARD
X5
208R
209R
354
8 12 2 3 4 8 6 5 7 14 15 16
J12
1 2
209 208 206 354 325B GND 320
353
252
2 1 4 2 3 13 12 10 6 5
1 2
208R 208 204S 209S
500 256 551 552
206B
251
555
X8
515B
G2
325
J11
1
1 2
3
X8
3 4
C3
+
C2
C1
X2
X3
R4
INDICATES CONNECTOR CAVITY NO.
U - BLUE R - RED W - WHITE B - BLACK
SECONDARY VOLTAGES SHOWN ARE NO LOAD RMS VALUES
OUTPUT CHOKE THERMOSTAT
+
+
B
206S
L1
H2
H5
5
R
H4
H1
4
2
1
3
H1
LINE SWITCH
S1
RECONNECT
PANEL
(SHOWN CONNECTED
FOR 230V)
TO SINGLE PHASE
SUPPLY LINE
TO GROUND PER
NATIONAL ELECTRICAL
CODE
ARC VOLTAGE
10
6
5
1
J4
4
3
14
8
252 253
5 4 2
FOR TIMER
OPTION
6
GAS
SOLENOID
4 3 2 1
261 263 204
L2
15 OHMS 100 W R1
204B
+
208S
6
R.F. FILTER
SCR 1 250V 470A
R3
FAN
MOTOR
392
254
253
X6 X7
X7
X1
H1 H2
H1
H3
H4
W B
L2
L1
**
1 6 8 9 10
J5
28.4V
J6
320
**
R.F.
CHOKE AS'BLY
GND
4 9 10 11 12 13 1 2 3 4 5
J7
5 6
J8
515B 550 X6
NOTES:
N.A. WELDING CABLE MUST BE OF PROPER CAPACITY FOR THE
J1
2
10
8
(NON-LEAD SIDE OF CONNECTOR)
2
1
J10
1
7
1
1
J2
J4
6 7 8 3 9 1 10
5 7 8 9
260 264 267 265
B
MOTOR/ GEARBOX
SCR 2 250V 470A ASBLY SCR HEATSINK
X6 X5
CONDUCTOR STRAP AND WORK STUD. OFF AND REVERSE LEAD CONNECTIONS AT CABLE
X8
"POSITIVE". TO CHANGE POLARITY, TURN THE UNIT
392
B
P.M.
T A C H
W
208S
1
J6
J8
J9
6
5
4 6
1
J3
NUMBERING SEQUENCE
12
7
J12
8
2
J11 J13
4
3
1
352
J10
POWER MIG 255 (230/460/575V)
515
500
551
550
552
ELECTRICAL SYMBOLS PER E1537
14 11
J2 J1
9 8
1 2
CONTROL BOARD
6 7 8
X9
X9 X5
POWER FACTOR ENHANCEMENT
CHOKE
251
325