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G-17
ELECTRICAL DIAGRAMS
POWER WAVE 455/POWER FEED 10
G-17
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POWER WAVE 455 SWITCH PC BOARD SCHEMATIC - CODE 10553
+15V
50V
.022
C4
1.82K
R23
CNY17-3V
OCI2
42
1
6
5
681K
R22
3.32K
R29
6.19K
R9
5W
2500
R31
2.8K
R25
27
35V
C6
RECONNECT
5W
2500
R33
5W
2500
R32
5W
2500
R30
562
R11
+15V
5W
2500
R44
221K
R7
1.50K
R45
X2
8
9
10
16.5K
R8
332K
R24
15.0K
R6
D2
RESISTORS
BLEEDER
221K
R10
+15V
1W
5.1V
DZ7
10K
R27
X2
7
6
5
10K
R28
J9
2
OVERVOLTAGE
PROTECTION
TO CONTROL BD.
(VOLTAGE PROTECTION)
(Trigger Loop)
NOTE: 203,206 BOLT ON WITH FILTER CAPS
+
REF
-
TL431
X1
1
6
8
CAPACITOR
J9
4
221
R21
PWM
L
10666
J9
5
+15V
DRIVE
GATE
GATE
T1
5
6
3
1
2
4
J9
6
J9
3
B
C
10.0
R20
X2
1
2
3
10.0
R40
X2
14
13
12
1.00K
R36
A
50V
.0047
C3
1W
15V
DZ2
1W
6.2V
DZ3
10.0
R26
1.00K
R37
10.0
R39
10.0
R34
1W
15V
DZ5
1.00K
R35
1.00K
R14
1.00K
R13
1.00K
R12
10.0
R18
1.00K
R15
10.0
R17
10.0
R19
C5
10.0
R16
10.0
R42
10.0
R43
50V
.0047
C7
1W
6.2V
DZ4
LM224
X2
4
11
1W
15V
DZ1
1W
15V
DZ6
1.00K
R38
10.0
R41
TYPE
10666
DATE
COMMON CONNECTION
VOLTAGE NET
2
FILENAME: L10666_1AA
10
GENERAL INFORMATION
RESISTORS = Ohms (
CAPACITORS =
ELECTRICAL SYMBOLS PER E1537
C-
2
THE LINCOLN ELECTRIC CO.
1
NOT SHOW THE EXACT COMPONENTS OR CIRCUITRY OF CONTROLS HAVING A COMMON CODE
ON ALL ANGLES IS + .5 OF A DEGREE
UNLESS OTHERWISE SPECIFIED TOLERANCE
WITHOUT AFFECTING THE INTERCHANGEABILITY OF A COMPLETE BOARD, THIS DIAGRAM MAY
MATERIAL TOLERANCE ("t") TO AGREE
ON 2 PLACE DECIMALS IS + .O2
WITH PUBLISHED STANDARDS
NUMBER.
Ch'ge.Sht.No.
DIODES =
N.A. SINCE COMPONENTS OR CIRCUITRY ON A PRINTED CIRCUIT BOARD MAY CHANGE
ON 3 PLACE DECIMALS IS + .OO2
NOTES :
ON HOLES SIZES PER E-2056
UNLESS OTHERWISE SPECIFIED)
UNLESS OTHERWISE SPECIFIED)
(UNLESS OTHERWISE SPECIFIED)
NONE
FRAME CONNECTION
CLEVELAND, OHIO U.S.A.
EQUIP.
2-10-97
DR.
DZ-
7
1A, 400V
SHT.
L
NO.
POWER SUPPLY SOURCE POINT
EARTH GROUND CONNECTION
SUBJECT
SCALE
CHK.
SUP'S'D'G.
R-
LAST NO. USED
D-
OCI-
A-
2
T-
45
X-
SUPPLY
3
LABELS
(
1/4W
.022/50V
MFD
1000V
.0047
C10
1600V
.047
C1
G1
C2
E4
C1
C3
G2
C4
E2
E5
C5
G3
E1
G5
G4
E3
A2
A1
A2
C1
TRANSFORMER
G1
C2
E4
C1
C3
G2
C4
E2
E5
C5
G3
E1
G5
G4
E3
A1
1600V
.047
C8
267K
R4
1000V
.0047
C9
PRIMARY
FILTER
11/12 OR 15/16
PRIMARY
TRANSFORMER
13/14 OR 17/18
1A
1000V
D3
1.21K
R5
+15V
J9
1
50V
.022
C2
221
R3
CNY17-3V
OCI1
4 2
1
6
5
1A
1000V
D1
RECONNECT
(Pre-charge Shut-off)
TO CONTROL BD.
(VOLTAGE PROTECTION)
20
19
A1
A1
C1
LC/JLV
INVERTER WELDERS
SCHEMATIC, SWITCH PCB
XA
B.S.
12-18-98A
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.