Lincoln Electric R3R-500, R3R-300 service manual Snubber Board Schematic & Layout

Models: R3R-500 R3R-300

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G-7

ELECTRICAL DIAGRAMS

G-7

Snubber Board Schematic & Layout

 

 

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TP4

320V

160J

 

TP6C5TP5 150V.05320V 80J600V160J

 

 

 

 

 

 

 

 

 

FILENAME: S19687 3EA

IDEALARCDC400

SNUBBERSCHEMATIC

 

19687

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

 

 

 

 

600V

 

 

 

 

 

RESISTORS = OHMS,1/4 WATT (UNLESS OTHERWISE SPECIFIED)

DIODES = 1 AMP/400 VOLT (UNLESS OTHERWISE SPECIFIED)

OP AMPS = LM124 (UNLESS OTHERWISE SPECIFIED)

 

 

SHT. NO.

 

223220225224

41576

J5

C4 .05

 

 

 

ELECTRICAL SYMBOLS PER E1537

 

= COMMON CONNECTION

EQUIP. THE LINCOLN ELECTRIC CO.TYPE

 

SUBJECT

 

 

SUPÕSÕDÕG.

 

J5

 

 

GENERAL INFORMATION

CAPACITORS = MFD/VOLTS

 

 

 

 

 

 

J5J5J5

 

 

 

 

 

 

CHK.

 

 

 

CLEVELAND, OHIO U.S.A.

NONE

 

26-90

 

 

 

SCALE

3-

 

 

 

DATE

 

 

 

MCW

 

 

 

DR.

 

 

 

 

C3

.68

400V

 

5W

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TP2

130V

38J

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

222

3

J5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C2

.68

400V

 

5W

10

 

TP3

130V 38J

 

 

 

 

 

 

 

ChÕge.Sht.No.

3-8-91G

12-20-96F

 

 

 

 

 

 

 

 

R2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

221204

28

J5J5

 

 

 

 

 

10

130V

38J

 

 

 

 

 

 

 

 

UNLESS OTHERWISE SPECIFIED TOLERANCE

 

 

 

 

 

 

 

 

 

 

 

 

R1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

19687S

C1

.68

400V

 

5W

TP1

 

 

 

 

 

 

 

 

ON HOLES SIZES PER2056E-

ON 2 PLACE DECIMALS ISO2+.

ON 3 PLACE DECIMALS ISOO2+.

ON ALL ANGLES IS + .5 DEGREEOF A

MATERIAL TOLERANCE ("t")AGREETO

WITH PUBLISHEDSTANDARDS

REQD PART NO. IDENTIFICATION

ITEM

SNUBBER

J5

 

TP1

 

R2

 

 

R3

TP2

TP3

 

C3

 

R1

C2

C1

TP4

C4

C5

TP5

TP6

M15370-3

CAPACITORS = MFD/VOLTS RESISTORS = OHMS INDUCTANCE = HENRYS

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 provided for reference only. Lincoln Electric discourages board level troubleshooting and repair since it may compromise the quality of the design and may result

R3R

in danger to the Machine Operator or Technician. Improper PC board repairs could result in damage to the machine.

 

Page 105
Image 105
Lincoln Electric R3R-500, R3R-300 service manual Snubber Board Schematic & Layout