Welder User Manual

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ELECTRICAL DIAGRAMS
G-7
POWER WAVE 455/R
PC BOARD ASSEMBLY -CHOPPER
S
O
L
I
D
E
D
G
E
EN-170
MANUFACTURING TOLERANCE PER E2056
UNLESS OTHERWISE SPECIFIED TOLERANCE
SCALE:
DO NOT SCALE THIS DRAWING
ON 3 PLACE DECIMALS IS ± .002
THIS SHEET CONTAINS PROPRIETARY INFORMATION OWNED BY THE LINCOLN ELECTRIC COMPANY AND IS NOT TO BE REPRODUCED, DISCLOSED OR USED WITHOUT THE EXPRESS WRITTEN PERMISSION OF THE LINCOLN ELECTRIC COMPANY, CLEVELAND, OHIO U.S.A.
DESIGN INFORMATION
t
DRAWN BY:
WITH PUBLISHED STANDARDS.
DATE:
ON 2 PLACE DECIMALS IS ± .02
MATERIAL TOLERANCE (" ") TO AGREE
ON ALL ANGLES IS ± .5 OF A DEGREE
SUBJECT:
ENGINEER:
EQUIPMENT TYPE:
DRAWING No.:
DRS
KJ
JLV/RAS
INVERTER WELDERS
CHOPPER P.C. BOARD ASSEMBLY
G
1:1
2-23-98
REFERENCE:
SUPERSEDING:
G3135-1
APPROVED:
3339-1
Chg. Sheet No."X" INFO.
2-11-2000
8-4-2000J
9-22-2000A
G3339-1
R2
C3
C2
D4
D3
D2
D1
R1
CHOPPER
R11
R15
R14
R13
R12R10R9
R16
R17R18R19R20R21R22
J10
C11
X4
B48 B49
B53
B55
C1
C6
C7
C8
C9
C10
C12
C13
C14
C15
C16
C17
C18
C19
C20
C21
C22
DZ1
D5
D6
OCI1
R3 R4
R5
R6
R8
R23
R25
X1
X2
X3
D7
R27
R26
C23
STT
A2
A1
1.304.00
1.30
.45
±.04
5.50
±.04
7.50
ITEM REQ'D PART NO. I DENTIFICATION
C1 1 T11577-49 500/50
C2 1 S13490-8 50/25
C3,C7,C9,10,C21 5 S16668-11 .1/50
C6,C8,C20 3 S13490-173 CAP.,MPF,1.0 uF,63VDC
C11,C14 2 S16668-10 4700pF/50
C12,C17 2 S16668-7 820pF/50
C13,C15,C16 3 S16668-3 100pF/100
C18,C19 2 S20500-2 .47/630
C22 1 S16668-9 150pF/100
C23 1 S13490-25 4.7/35
D1,D2,D3,D4,D7 5 T12199-1 1N4004
D5,D6 2 T12705-23 1N5818
DZ1 1 T12702-29 1N4744A
J10 1 S20351-6 HEADER
OCI1 1 S15000-10 OPTO ISOLATOR
R1 1 S18380-5 THERM.,PTC,.5-1.17 OHM, .5A
R2 1 S19400-3320 332 1/4W
R3,R4,R27 3 S19400-3321 3.32K 1/4W
R5 1 S19400-4752 47.5K 1/4W
R6 1 S19400-4750 475 1/4W
R8,R23 2 S19400-4751 4.75K 1/4W
R9,R10,R11,R12,R13,R14,
R15,R16,R17,R18,R19,R20, 14 S19400-3010 301 1/4W
R21,R22
R25 1 S19400-2213 221K 1/4W
R26 1 S19400-3323 332K 1/4W
X1 1 S15018-9 CMOS MC14538B
X2 1 S15018-21 IC,DRIVER,12A MOSFET(SS)
X3 1 S15018-15 14 PIN IC
X4 1 S15128-6 VOLTAGE REGULATOR
CAPACITORS = MFD/VOLTS
RESISTORS = OHMS
0
0
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x
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x
x
x
x
x
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x
x
x
x
x
x
x
x
x
x
x
x
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x
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xxx
x
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x
x
xx
xxx
x
:
G-7
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.