Lincoln Electric SVM135-B service manual Switch Board #1 Left

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G-9	ELECTRICAL DIAGRAMS	G-9
POWER WAVE 455 MACHINE SCHEMATIC - CODE 10555

Section

Master

1-3181 G
	INPUT
	LINE	INPUT
	FILTER
CR1		RECTIFIER
L1	T1	AC3	POS
			POS
U

SWITCH BOARD #1 (LEFT)

N.A.

N.A.

Return to

Return to

L1B
L2	AC2	NEG
	T2
V
	AC1	NEG
L3	T3	NEG
W
L3B
	CR1
SWITCH

C4 + (CAP "A")

MAIN TRANSFORMER T1

13

F

14

A

		CONTROL BOARD		S5 RS232
				CONNECTOR
		RS232 RECEIVE	3J25	253	2
.022u	2.7			254
800V	10W	RS232 TRANSMIT	4J25		3
		+ ELECTRODE			4
.022u	2.7
800V	10W				5

LEAD	601
FILTER
	X4
G
L1A	L3A

3400uF

403450V

3J40

406

6J40

404

4J40

233

1J40

405

S

F

S

1211

B

					C2/TP2
				206A	.05uF	320V			6
.022u	2.7				600V	160J			251
							RS232 COMMON	1J25
800V	10W	OUTPUT DIODES							7
		D1-D4	R1	TP3					20
				150V
			50
				80J
						206
.022u	2.7						+ELECTRODE VOLTAGE SENSE
						6J20
800V	10W	CURRENT
		TRANSDUCER

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ON
SW1
POWER
612B
OFF
			N.A.
	H1D
	INPUT BOARD
H4B	1J60	2J60	X3
		+13V
		5J60	232
	MAIN CONTACTOR CONTROL
	8J61	10J61	T3

C

5J40

N.A.

SWITCH BOARD#2 (RIGHT)

PRIMARY

CURRENT

SENSE

15

S

C

F

17

		+		202A
							202	- ELECTRODE VOLTAGE SENSE			S2 VOLTAGE SENSE
							2J20				RECEPTACLE
				-	ELECTRODE
	+15V		I OUT	MAIN CHOKE L1							1
		-15V		GND	C1/TP1
											2
						320V
	1J91				.05uF		216				L4
		2J91	3J91	4J91		160J		CONTROL BOARD COMMON
P91					600V		6J21		WORK VOLTAGE SENSE	4J20	21A
											3
							211	CURRENT FEEDBACK
							1J21				4
	212	213	211	216
							213	-15V
							3J21
							212	+15
							2J21
							214	PRIMARY CURRENT SENSE	THERMAL LED	7J22	2B
							4J21
							218				YELLOW

16

S

8J21	PRIMARY CURRENT SENSE	THERMAL
		LED

to

to

612	6J61	2J61	T1
	+13V
		4J60	604
	PRECHARGE RELAY
			T2

503

506

C5 + (CAP "B")

3400uF

450V

3J50

D

F

18

15

L7	THERMAL LED	2W
		9J22
503	IGBT DRIVE (+)
6J23
506	IGBT DRIVE (-)
13J23
235

Return

Return

4J61
3J60	238
SINGLE

235

234

6J50

4J50

16

	5J23	CAPACITOR C5	OVERVOLTAGE (LOW=RUN)
234	4J23	CAPACITOR C5	UNDERVOLTAGE (LOW=RUN)
239

PHASE
DETECT
8J60	231

239

1J50

5J50

9J23	CONTROL BOARD COMMON
403	IGBT DRIVE (+)
14J23
406	IGBT DRIVE (-)
7J23
404	CAPACITOR C4 OVERVOLTAGE (LOW=RUN)
12J23
233	CAPACITOR C4 UNDERVOLTAGE (LOW=RUN)
3J23
405	CONTROL BOARD COMMON
10J23

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SOLID

STATE

RELAY

X3A	+	3R
TP4
444		3W
	-

N.A.

POWER BOARD

224A	224	THERMOSTAT
	4J22
291	220	(NORMALLY CLOSED)
		THERMOSTAT
	10J22
CHOKE	OUTPUT RECTIFIER
THERMOSTAT	THERMOSTAT
	3R	FAN CONTROL (+)	STATUS LED (HI FOR RED)	1W
	12J24			2J24
	3W	FAN CONTROL (-)		RED/GREEN
	10J24			STATUS
				LED
			STATUS LED (HI FOR GREEN)	1B
				4J24
	238	+13V
	8J23
	604	PRECHARGE CONTROL
	11J23
	231	PHASE DETECT (5V=RUN)
	1J23
	232	MAIN CONTACTOR CONTROL		N.B.
	2J23

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EMS

					AUXILIARY
					TRANSFORMER T1
					H5	X4
			H5A		(440-460)	0V
			H4B		H4				444
					(380-415)
			H4A			24V			X3A
								X3
	612								FAN
					H3
			H3A		(220-230)	115V
								X5
					H2
								X1	POS
		CB4			(200-208)
			H2A						65VDC
		6A				52V
			H1		H1			X2	NEG
				TRANSFORMER T2
				P80
			H5A	6	H5
					(440-460)				CB2
612B	612A		H4A	3	H4				5A
					(380-415)	P81
								352	351
					H3	6	B
			H3A	2
							(115V)
					(220-230)
							B
					H2	1
			H2A	4
		CB3
					(200-208)			350
		10A
					H1
			H1A
				1
									S4
									220V
									RECEPTACLE

POS

POS

C3

25000uF/100V

NEG

NEG

TESTVa 8J31

		Vcc(+15)	1J31
1J32
		+15Va	2J31
2J32
	WELD AND	+5Va	7J31
4J32	CURRENT
	CONTROL	GND a	4J31
5J32
		-15Va	3J31
		+5Vc	11J31
	CAN
		c	12J31
		+5Ve	6J31
	RS232
		e	5J31
	0VDC FEEDER		51BK
	+40VDC FEEDER		50WT

NOT USED

NOT USED

225

221

222

223

274

273

226

228

51

50

CB1 10A

S1 WIRE FEEDER

L4

RECEPTACLE

ARCLINK -

5J27

53

A

ARCLINK -

ARCLINK +

1J27

54

B

ARCLINK +

225

5J22

+15V

FEEDER VOLTAGE SENSE

8J20

67A

C

ELECTRODE SENSE

221

1J22

+5V

52

D

+40VDC

222

2J22

CONTROL BOARD COMMON

51

E

0VDC

223

3j22

-15V

274

4J27

+5V ARCLINK +5V

N.B.

273

3J27

ARCLINK COMMON

226

L4

6J22

RS232 +5V

228

8J22

RS232 COMMON

L2

NOTES :

N.A. PC BOARD COMPONENTS SHOWN FOR REFERENCE

ELECTRICAL SYMBOLS PER E1537

ONLY. ALL COMPONENTS ARE NOT SHOWN.

N.B. L4 IS WOUND ON ONE COMMON CORE.

THIS SHEET CONTAINS PROPRIETARY INFORMATION

UNLESS OTHERWISE SPECIFIED TOLERANCE

Ch'ge. Sht. No.

THE LINCOLN ELECTRIC CO.

EQUIP.

INVERTER WELDERS

OWNED BY THE LINCOLN ELECTRIC CO. AND IS

MANUFACTURING TOLERANCE PER E2056

XB-UF

TYPE

NOT TO BE REPRODUCED, DISCLOSED OR USED

ON 2 PLACE DECIMALS IS

.02

12-4-98

CLEVELAND, OHIO U.S.A.

MACHINE SCHEMATIC

ON 3 PLACE DECIMALS IS

.002

SUBJECT

WITHOUT THE EXPRESS PERMISSION OF

3-19-99D

ON ALL ANGLES IS .5 OF A DEGREE

SCALE

NONE

SHT.

G 3181-1

THE LINCOLN ELECTRIC CO.

MATERIAL TOLERANCE (" t") TO AGREE

G3181

DR

JLV

DATE

11-7-97

CHK

B.S.

REF.

SUP'S'D'G

WITH PUBLISHED STANDARDS.

NO.

NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.

POWER WAVE 455/POWER FEED 10