Lincoln Electric LN-25 SVM179-B Service Manual page 96

G-18
sChEmaTiC - lN-25 prO CONTrOl pC BOarD - CODEs 11387, 11388, 11507, 11508 (G4745-1) pG 5
624
624
D46
3A
600V
D48
15A
600V
D47
3A
600V
2.67K
2.67K
301
OVERVOLTAGE
SHUTDOWN
113 - 126VDC
C20
180uF
350V
GND
ElECTriCal DiaGrams
T1-10
10
T1
9
58P6091
5.1K 5.1K
5W 5W
T1-9
C12
0.0033uF
630V
D43
1A
600V
Q8
33.2 20A
R130 600V
DZ16
22.1K
18V
0.063W
0.5W
R128
C19
2.21K 0.063W
0.1uF
8
VREF R129
630V
7 4
VCC RT/CT
6 2
OUT VFB R121
X10
5 1 1K
GND COMP
C59 0.063W
2843BD1 3
CS 150pF
DZ5
100V
17V
3.32K
5W
0.063W
2
R131
D29
C60 C61
C7 3 0.2A
220uF 30V 100pF 0.0047uF
25V 100V 50V
1 1 1 1
1
GND
T2
C16
0.0033uF
630V
D42
1A
400V
Q10
1 8
VS1 VS8
47A
2 7
IN OUT7 R227 600V
DZ12 4 X14 6 15
GND4 OUT6
43V
R222
5
1W MIC4452YM GND5
15
D56
DZ6 DZ17
0.5A
30V 18V
GND
30V
3W 0.5W
22.1K 0.1W
R161
2.21K 0.063W
DZ7
8
30V VREF R160
3W 7 4
VCC RT/CT
6 2
OUT X13 VFB R148
5 1
1K
DZ8 GND COMP
C68 0.063W
30V 2843BD1 3
CS
150pF
3W
100V
3.32K
0.063W
2
R149
D44
0.2A
C67 C69
3
30V
100pF 0.0047uF
100V 50V
1
1 1 1
C13
C18
1K DZ9
1uF 82uF
3.3V
63V 35V
3W
GND
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.
T1
1
2
D39 3
1A
400V
4
D41
DZ18
1A
3.01K
3.3V
400V D40
0.1W
0.5W
1A
332 400V
R151
D38
1A
400V
R152
DZ11
332 15V R220
3.01K 3W 100
LED1
0.1W
IN
X12
1 1 1 1 1 1
7805
C10
DZ10
82uF
15V GND
35V
3W
D36
15A
600V
D45
8A
1000V
35VDC_SUPPLY
4
1
T2 C17
3 6 0.012F
TX06101B TX06101B 50V
GND
3.92K
1W
301
0.1W
+5V
1 1 1 1 1 1 1
4.75K
0.063W
Q6
R112
0.5A
33.2K 40V
0.063W
C57
39.2K
0.1W 0.022uF
50V
GND
D28
3A
600V
IN OUT 15VDC_SUPPLY
X5 15VDC_SUPPLY
78M15
C2 2K GND
82uF
35V
C3
220uF
25V
2K
GND
5VSPI_SUPPLY
5VSPI_SUPPLY
L1
10uH
1.02A
100
C5
220uF
25V
D27
100
3A C4
0.001F
40V
35V
GND
2K
D33
1A C56
C6
600V 82uF 0.1uF
35V 50V
2K
GND
IN OUT
NEG15V_SUPPLY
X9
79M15
OUT
5.0VDC_SUPPLY
C9
82uF
35V
D34
1A
600V
T1-5
15V_ISO
5
D34-C
T1
6
58P6091
C62
C74
DZ19
0.1uF 82uF
18V
50V 35V
0.5W
ISO
15V_ISO_COM
D37
30A
600V
667 MOTOR_SUPPLY
MOTOR_SUPPLY
C14 C8 5.1K
470uF 470uF
5W
350V 350V
GND
1A/FR
400V X11
T1-7 8 1 5V_ISO2
78L05A 5V_ISO2
7
IN OUT
D35 C11
GND
T1 1uF
8 C64
35V
58P6091 1uF 2 3 6 7
35V
COM_ISO2
COM_ISO2
VM_LIM
GENERAL INFORMATION
ELECTRICAL SYMBOLS PER E1537
CAPACITORS =
RESISTORS = Ohms (
DIODES =
POWER SUPPLY
PROPRIETARY & CONFIDENTIAL: THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION OWNED BY LINCOLN GLOBAL, INC. AND MAY NOT BE DUPLICATED, COMMUNICATED
TO OTHER PARTIES, OR USED FOR ANY PURPOSE WITHOUT THE EXPRESS WRITTEN PERMISSION OF LINCOLN GLOBAL, INC.
SINCE COMPONENTS OR CIRCUITRY ON A
DESIGN INFORMATION
PRINTED CIRCUIT BOARD MAY CHANGE
WITHOUT AFFECTING THE INTERCHANGE- DRAWN BY: JPZ 9/30/2009
ABILITY OF A COMPLETE BOARD, THIS
DIAGRAM MAY NOT SHOW THE EXACT ENGINEER: JPZ REFERENCE:
COMPONENTS OR CIRCUITRY OF CONTROLS ---------
APPROVED:
HAVING A COMMON CODE NUMBER.
G-18
LAST NO. USED
R- _
_ SEE PAGE 1
C-
.022/50V
MFD ( UNLESS OTHERWISE SPECIFIED)
_
1/4W LABELS D-
UNLESS OTHERWISE SPECIFIED)
1A,400V
(UNLESS OTHERWISE SPECIFIED)
SUPPLY VOLTAGE NET
POWER SUPPLY SOURCE POINT
COMMON CONNECTION
FRAME CONNECTION
EARTH GROUND CONNECTION
EQUIPMENT TYPE: FLEXIBLE POWER FEEDER
PAGE 05 OF 05
SUBJECT: DOCUMENT DOCUMENT
SCHEMATIC, CONTROL PCB
NUMBER: REVISION:
4745-1H0 A
MATERIAL NA APPROVAL PROJECT G
XX-XX-XXXX CRM39801
DISPOSITION: DATE: NUMBER:
lN-25™ prO