Lincoln Electric SVM112-B service manual Electrical Diagrams, Wiring Diagram Power Wave

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G-2	ELECTRICAL DIAGRAMS	G-2
WIRING DIAGRAM - POWER WAVE 450

DISPLAY BOARD

CONTROL BOARD

PROTECTION BOARD

POWER BOARD

LEFT SIDE OF MACHINE

THIS AREA VIEWED FROM LEFT SIDE OF MACHINE

U	V	W	G
			302
			306

1

2

3

4

TO FUSE

		321B
		321A
		TO J30
		TO J30
	(TOP)	H1B
3	1	H1
	LOAD	TO
		TERM STRIP
	LINE	TO CR1
4		L3A
	2

	L1A
SW1	TO CR1
POWER

N.D.

LCD

DISPLAY

1

2

3

4

5

6

7

8

J10 9

10

11

12

13

14

15

16

1

2

3

J11 4

5

6

7

8

1

J12 2

3

4

1

2

J13 3

4

75

750

277

77

76

291TO

P82276

275P83

J92

453

454

TO

J3

455

456

371TO

374J37

372TO

373J37

1

2

3

J20 4

5

6

7

8

1

2

3

4

J21 5

6

7

8

1

2

3

4

5

J22 6

7

8

9

10

11

12

1

2

3

J23 4

5

201

202GROUND

203TO

204	J61	PLANE #1
205

206

207

208

211

212

213TO

215J36

WJ50

R

221
5W
5R	TO
226
227	J42

J44

223

224

225

TO

232J39

234RECT. THERM

235 SWITCH THERM

1

2

3

4

5

6

7

8

J30 9

10

11

12

13

14

15

16

1

2

3

4

5

6

J31 7

8

9

10

11

12

13

14

1

2

J32 3

4

5

321A

H1B

TO

SW1

CR1

T1

T3

12K

TO

RECONNECT

SWITCH

9J

12J

9K

321

TO

323CR1

P71

GROUND PLANE #2

1

2

3

4

5

6

7

8

J40 9

10

11

12

13

14

15

16

1

2

3

4

5

6

7

8

J41 9

10

11

12

13

14

15

16

1

2

3

3W
3R		12G	TO SWITCH BD #3	9G	TO SWITCH BD #3
		12M	TO R10	9M	TO R10
4W	TO
4R	SWITCH		R5		R6
3W	BDS		25		25
	3 & 4		25W		25W
3R
4W
4R		405	TO SWITCH BD #3	406	TO SWITCH BD #3
1W
1R
		12H	TO SWITCH BD #4	9H	TO SWITCH BD #4
2W	TO
	SWITCH
2R
1W	BDS
1R	1 & 2		R7		R8
			25		25
			25W		25W
	N.B.
2W
2R
	OUTPUT	407	TO SWITCH BD #4	408	TO SWITCH BD #4

RECTIFIER

(MACHINE SHOWN CONNECTED FOR 440-460V)				TO SW1
				321B
			200-208V
H2	TO TERM STRIP		220-230V	F1
H3	TO TERM STRIP	'A'	380-415V	5A SLOW
				BLOW FUSE
H4	TO TERM STRIP		440-460V
H5	TO TERM STRIP
		RECONNECT SWITCH
9A	TO SWITCH BD #1
9B	TO SWITCH BD #2	OFF	9C	TO SWITCH BD #3
9K	TO J31		9D	TO SWITCH BD #4
POS	TO INPUT RECT.
POS	TO INPUT RECT.
12J	TO J31	ON	9J	TO J31
12A TO SWITCH BD #1			12C	TO SWITCH BD #3
		OFF	12D	TO SWITCH BD #4
12B	TO SWITCH BD #2
			12K	TO J31
			NEG	TO INPUT RECT.
			NEG	TO INPUT RECT.
	VOLTAGE=200-230V		VOLTAGE=380-460V

TO SW1

L1A

TO J30

T1

T3

TO J30

				TO J17
	TO SW1				303
			TO A SYSTEM GROUND PER		307
	L3A
			NATIONAL ELECTRICAL CODE.
L1	L2	L3	TO J32
			324
					32D
			CR1
			326		102D
				TO	106A
			TO J32		277
T1	T2	T3			276
				J10
					275
				J28
					221A
				J34	32E
					31C
				J60
					42C
					117A (R)
					118A (W)
					167A
TP4
TP5	TP6
AC1	AC2	AC3

5

6

7

8

20P81

RS232

CONNECTOR

A

B

C

D

E

F

G

H

I

J

K

L

M

NP82

WIRE FEEDER RECEPTACLE #2

TO J19

1

2

J14 3

4

5

6

1

J15 2

3

4

1

2

3

261

262

264TO

265J26

263

300TO

301PIEZO

BUZZER

448

443

442

6

1

2

3

4

5

6

7

J24 8

9

10

11

12

13

14

236

6

1

2

J33 3

4

5

6

1

2

3

4

5

6

7

326

32A

TO

333C. BREAKER

P70

336

31C
42C
102D
32D	TO
32E
106A	P82

4

5

6

J42 7

8

9

10

11

12

1

J43 2

3

4

1

221TO

J22

227

223

224

225

356

TO

351 J35

C12
	R12
C13		S3
	R13
.0047/400V	10	2W
D1
D2

MAIN TRANSFORMER LEFT SIDE
	TO SWITCH BD #3
	3T
SECONDARY	PRIMARY
(TOP)	(TOP)
	TO

		INPUT	32B
		RECTIFIER
POS	NEG	NEG	102B
		TO
			105A
		J10
			77
		J27	76
			75
		J34
POS	NEG		121A
		J60	32C
			31B

42B

111A (R)

112A (W)

67

A

B

C

D

E

F

G

H

I

J

K

L

M

NP83

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Master TOC

N.E.

KEYPAD

TO J18

FRONT OF MACHINE

4

5

J16 6

7

8

9

10

11

12

1

2

3

4

J17 5

6

7

8

9

10

1

2

3

4

J18 5

6

7

8

9

10

1

2

3

4

5

6

7

8

J19 9

10

11

12

13

14

15

16

444TO

449J44

446

447

302

303

TO

P81

306

307

TO

KEYPAD

TO

LCD

TO

J21

1

2

3

4

5

J25 6

7

8

9

10

1

2

3

J26 4

5

6

1

2

J27 3

4

1

J28 2

3

4

261

262TO

264J14

111A

TO

112A P83

117A

TO

118A P82

TO

J20

J34

8

9

10

11

12

13

14

1

2

J35 3

4

5

6

1

2

J36 3

4

1

2

J37 3

4

1

2

J38 3

4

1

J39 2

3

4

TO F3,F4,

R11, WORK

31B

P83

42B

102B

32B

32C

105A

351

TO

J43

356

361TO

362CT

215J21

371TO

372J12

374J13

293	TO
296	J92

234TO

232J23

2

3

4

5

J44 6

7

8

9

10

11

12

442
443
5W	TO
5R	J16
444
445	J22
446
447

448

449

BUS

BAR #1

TO

SHUNT

D3	TO
D4	F3,F4	F3
	CONN.
D5
D6
D7		S4
D8	TO
		CONNECTION FOR
	S3,S4
D9		S3,S4
	CONN.	D7-D10
D10		LEAD 461 - TO J62
		TO CHOKE
D11		CONNECTION FOR
D12		F3,F4
	TO	D1-D6
D13	S1,S2
	CONN.
D14		F4
		CONNECTION FOR
D15		S1,S2
		D11-D14
D16
D17	TO	CONNECTION FOR
	F1,F2
D18		F1,F2
	CONN.	D15-D20
D19
D20
		TO SWITCH THERM
	C16	237
	R16	RECT.
		THERM
		235
	C15	TO J23
	R15

	TO CT	J40
	4T	TO R6
		TO PRIMARY
		TO REC. SWITCH
	TO SWITCH BD #4	TO R5
		TO REC. SWITCH
	3B	TO R6
		TO CT
SECONDARY	PRIMARY	TO R5
		TO
(BOTTOM)	(BOTTOM)
		J40
	TO CT	TO
	4B	J40
		TO R8
		TO PRIMARY
		TO REC. SWITCH
		TO R7
	CURRENT	TO REC. SWITCH
		TO R8
	TRANSFORMER
	4T	TO CT
		TO R7
	4B
	1T	TO
	1B	J40
	(TO SWITCH BDS)
	361	TO
	TO J36
		J41
	362
		TO R1
	4T	TO PRIMARY
	4B	TO REC. SWITCH

3W

3R

406

3T

12C

12G

9C

9G

4T

405

4R

4W

3W

3R

408

3B

12D

12H

9D

9H

4B

407

4R

4W

2W

2R

401

2T

9A

3W	LEFT TOP			WIRE FEEDER
3R				RECEPTACLE #1
406					REAR
3T		N.C.
12C	+		+	ELECTRODE
	C3				OF
9C
	-
			TO TERM STRIP		MACHINE
				TOP
4T			TO TERM STRIP
405				FAN
4R	SWITCH BOARD #3
4W			TO TERM STRIP
			TO TERM STRIP	BOTTOM
				FAN
3W	LEFT BOTTOM		TERMINAL STRIP
3R					P4
408			TOP FAN	TO P73
			BOTTOM FAN
3B		N.C.		H1
			TO SW1	TO P4
	+
12D			H1	H1A
	C4
9D				N.D.
	-
			TO REC. SWITCH	TO P73
4B			H2	H2
407
4R
4W	SWITCH BOARD #4		TOP FAN
				TO P73
			BOTTOM FAN
				H3
2W	RIGHT TOP		TO REC. SWITCH	TO P4
2R			H3	HXA
		N.C.
401				N.D.
2T		SWITCH	TO REC. SWITCH	TO P73
		THERM
	-
9A			H4	H4

BUS BAR #1

1T TO R2

9E

C1 TO J23

TO OUTPUT	213	212
RECTIFIER	W R

.0047/400V 10 2W

1B	TO REC. SWITCH
(FROM TRANSFORMER)		TO R1

12A

12E

12A	236
	+

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TO P82, P83,		121A	499	221A	167A	204 208	205 202 201 207 203 206	461 462	464	GROUND 467
ELECTRODE	67

TO J62

467

-

WORK

400A SHUNT

1 2 3 4 5 6

J50

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16		1 2 3 4 5 6 7 8 9 10		1 2 3 4 5 6 7 8
J60	SNUBBER BD		J61	J62

12E TO SWITCH BD #1

12L TO R9

R1

25

9E	TO SWITCH BD #1	9L	TO R2	9M	TO R6
9L	TO R9
					S1
	R2		R9		R10
	25		7.5K		7.5K

TO CT

TO R2

TO

J41

TO CT

1T

TO

1T

402

1R

1W

1T
402			TO REC. SWITCH	TO P73
1R		TO RECT. THERM	H5	H5
	SWITCH BOARD #1
1W		237

FOOT AMPTROL/ REMOTE CONTROL RECEPTACLE

SHUNT AMPLIFIER

BOARD

A177A

B176A

C 175A TO J93

D105B

E102C

P1 F

300	+	PIEZO
TO J15	-	BUZZER
301
TO J33

TO J62

462

R11

40

100W

TO J62

464

1291

2292

J92	3	293	TO J10,J38
	4	294
	5

6296

1

2177A

3176A

J93	4	175A	TO P1
	5	102C
	6

7105B

8

25W

401 TO SWITCH BD #1

12F TO SWITCH BD #2

	25W		25W		25W
402	TO SWITCH BD #1	12L	TO R1	12M	TO R5

F1

9F TO SWITCH BD #2

		J41
SECONDARY	PRIMARY	TO R3
(TOP)	(TOP)

TO PRIMARY

	TO REC. SWITCH
TO SWITCH BD #1	TO R4
2T	TO REC. SWITCH
	TO R3
	TO CT
	TO R4
	TO
	J41

2W

2R

403

2B

9B

9F

12B

12F

1B

404

1R

1W

2W	RIGHT BOTTOM			AUXILIARY TRANSFORMER
2R							1	321	TO
									J32
403
						(24V)
							4	323
2B		N.C.
							P71
	-					H5
9B							6	H5
						(440-460)
	C2
12B					W	H4
	+		33	2			3	H4
						(380-415)			TO
		TO
1B			334	3	N	H3	2		TERM
		J33						H3
					(24V)	(220-230)			STRIP
404
		C. BREAKER
			333	5	U	H2	4	H2
					(42V)	(200-208)
1R
					R
1W	SWITCH BOARD #2		336	6		H1	1	H1
					(115V)

5A CIRCUIT BREAKER

32A
33	TO S3, S4 CONNECTION
TO P70

PROTECTION BD (SQUARE WAVE)	N.D.
	TO J11

R3

25

25W

P73

R4

25

S2

TO CT

1B

	P70
J12,J13,J15	J3,J4

25W

NOTES :

J27,J28,J36	J14,J23,J26
J37,J38,J39	J32,J33,J35	J11,J20,J21

		N.A. SINCE COMPONENTS OR CIRCUITRY OF A PRINTED	J43	J50,J92		J62,J93		J17,J18,J25,J61
SECONDARY	PRIMARY	CIRCUIT BOARD MAY CHANGE WITHOUT AFFECTING	1 2	1	3	1	4	1	5

N.D.	HXB	HXA	TO		H1A	HXB	3 453	4 454	5 455	6 456
			WATER COOLER
				GND
			P4				453A	454A	455A	456A	P3
				1 2 3 4 5 6

403 TO SWITCH BD #2

404 TO SWITCH BD #2

(BOTTOM)	(BOTTOM)	THE INTERCHANGEABILITY OF A COMPLETE BOARD,
		THIS DIAGRAM MAY NOT SHOW THE EXACT
		COMPONENTS OR CIRCUITRY HAVING A COMMON
		CODE NUMBER.	3 4	4	6	5	8	6	10
	TO SWITCH BD #2	N.B. D1 THRU D6 OUTPUT DIODES ARE A MATCHED SET.	J16,J22,J42,J44			J24,J31,J34			J10,J19,J30,J40,J41,J60
		D7 THRU D14 OUTPUT DIODES ARE A MATCHED SET.
	2B		1		6	1		7	1	8
		D15 THRU D20 OUTPUT DIODES ARE A MATCHED SET.

MAIN CHOKE

PROTECTION BD (SQUARE WAVE)

ELECTRODE +

499 TO J60

	TO	1	2 3 4 5 6
COOLER	TERM
	STRIP
CIRCUIT
		J4
BREAKER			J3

WATER COOLER

F2

	N.C. C1, C2, C3, C4 CAPACITORS ARE A MATCHED SET.
RIGHT SIDE	N.D. THESE ITEMS ARE ONLY USED ON A 450 MACHINE	7	12	8	14	9	16
	WITH A WATER COOLER.

N.E. TOROID DOES NOT APPEAR ON EARLIER MODELS.	CONNECTOR CAVITY NUMBERING SEQUENCE
	(VIEWED FROM COMPONENT SIDE OF BOARD)
RIGHT SIDE OF MACHINE	ELECTRICAL SYMBOLS PER E1537	8-28-98B

G3617-1

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.

POWER WAVE 450