Lincoln Electric SVM135-B service manual Power Wave 455 Input PC Board Schematic, 17921 M

POWER WAVE 455/POWER FEED 10

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G-15 ELECTRICAL DIAGRAMS G-15

POWER WAVE 455 INPUT PC BOARD SCHEMATIC

17921 M

PRE-CHARGE CONNECTIONS

CONTACTOR OUTPUT

J60

10

2

2

4

J61

J61

J61

3

CONTACTOR

CR1

COIL CONNECT

TP1

TP3

4

J60

660V

660V

1

250J

TP2

250J

J60

CONTACTOR CONTROL

5

R9

R8

3

CR2

660V

5

CR2

100

100

250J

J61

10W

10W

4

6

CR1

+13V

6

R2

R1

100

100

VAC

10W

10W

J60

+13V FROM CONTROL BOARD

Input

TP4

R22

01K.3

3

660V

250J

J61

CR2

8

R7

R10

R24

01K.3

100

100

J60

10W

10W

PRE-CHARGE CONTROL

R6

R3

4

100

100

R25

01K.3

+13V

10W

10W

R23

01K.3

R5

475

R21

.01K3 R20

01K3. R19 .01K3 R18 .01K3 R17 01K.3

R16 .01K3 R15 01K.3 R14 01K3. R13

01K3.

R12

01K3.

R11 01K3.

D2

D1

1

OCI1

5

D3

1A

CNY17-3V

1500V

2

6

4

J60

SINGLE PHASE DETECT

8

CENTER LEG TO OUTSIDE LEG OF INPUT

C1

267K

R4

.022

50V

UNUSED PINS

GENERAL INFORMATION

LAST NO. USED

ELECTRICAL SYMBOLS PER E1537

R-

25

OCI- 1

J61

J60

CAPACITORS =

MFD ( .022/50V

UNLESS OTHERWISE SPECIFIED)

LABELS

C-

1

CR- 2

1

6

NOTES :

RESISTORS = Ohms (

1/4W

UNLESS OTHERWISE SPECIFIED)

D-

3

TP- 4

DIODES =

1A, 400V

(UNLESS OTHERWISE SPECIFIED)

J61

J60

SUPPLY

VOLTAGE NET

N.A. SINCE COMPONENTS OR CIRCUITRY ON A PRINTED CIRCUIT BOARD MAY CHANGE

3

7

POWER SUPPLY SOURCE POINT

WITHOUT AFFECTING THE INTERCHANGEABILITY OF A COMPLETE BOARD, THIS DIAGRAM MAY

J61

NOT SHOW THE EXACT COMPONENTS OR CIRCUITRY OF CONTROLS HAVING A COMMON CODE

COMMON CONNECTION

5

NUMBER.

FRAME CONNECTION

J61

THIS SHEET CONTAINS PROPRIETARY INFORMATION OWNED BY

THE LINCOLN ELECTRIC CO.

FILENAME:

M17921_3DA

EARTH GROUND CONNECTION

7

AND IS NOT TO BE REPRODUCED, DISCLOSED OR USED WITHOUT THE EXPRESS PERMISSION OF

THE LINCOLN ELECTRIC CO.

J61

UNLESS OTHERWISE SPECIFIED TOLERANCE

Ch'ge.Sht.No.

THE LINCOLN ELECTRIC CO.

EQUIP.

INVERTER WELDERS

ON HOLES SIZES PER E-2056

XB-RW

TYPE

9

ON 2 PLACE DECIMALS IS + .O2

ON 3 PLACE DECIMALS IS + .OO2

11-14-97

CLEVELAND, OHIO U.S.A.

SUBJECT

SCHEMATIC, INPUT PCB

ON ALL ANGLES IS + .5 OF A DEGREE

MATERIAL TOLERANCE ("t") TO AGREE

2-27-98L

JLV

SCALE

NONE

SHT.

M17921

WITH PUBLISHED STANDARDS

12-4-98A

5-17-96

CHK.

SUP'S'D'G.

DR.

DATE

NO.

NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your factory warranty. Individual Printed Circuit Board Components are not available from Lincoln Electric. This information is pro- vided for reference only. Lincoln Electric discourages board level troubleshooting and repair since it may compromise the quality of the design and may result in danger to the Machine Operator or Technician. Improper PC board repairs could result in damage to the machine.