Electrical diagrams, G-16, Invertec – Lincoln Electric INVERTEC SVM129-B User Manual
Page 132: General information, Labels
G-16
ELECTriCAL DiAGrAMs
iNvErTEC
®
sTT
®
& sTT
®
ii
3
2
OCI1
HCPL2201
8
5
OCI1
HCPL2201
J13
1
2
J13
J13
3
J13
4
J13
5
J13
6
C16
0.022uF
50V
GND
+V
GND
C14
0.1uF
50V
+V
D5
1A
400V
R2
1.5K
R3
1.5K
R4 3.92K
R5
267
DZ2
1W
12V
C5
0.1uF
50V
C6
0.1uF
50V
4
5
2
7
6
1
8
X2
4429
INPUT
VS1
VS2
OUTPUT1
OUTPUT2
GND1
GND2
+V
GND
D12
3A
200V
D10
3A
200V
D13
3A
200V
D11
3A
200V
D7
3A
200V
D8
3A
200V
D9
3A
200V
R7
10
R6
10
R8
20
5W
C10
0.33uF
200V
D6
3A
200V
DZ3
1W
18V
Q2
4A
100V
DZ1
1W
18V
R10
2.7
10W
R9
2.7
10W
R12
2.7
10W
R11
2.7
10W
R13
100
10W
GND
R14
1K
DZ5
1W
15V
DZ4
1W
15V
C18
0.0047uF
3000V
J12
1
J12
2
J12
3
J12
4
R1
0.5
5W
C12
3300uF
50V
C15
3300uF
50V
C9
3300uF
50V
C8
500pF
1000V
C17
500pF
1000V
Q1
6A
100V
+V
D4
8A
400V
D1
8A
400V
D3
8A
400V
D2
8A
400V
7
OCI1
HCPL2201
01
6-5-2007
13
18
14
CRM38976
A
12144-2D0
STT-II IGBT DRIVE SCHEMATIC
STT-II WELDERS
M17581
NGM
01
RM
-------
R-
L
PAGE OF
REVISION:
DOCUMENT
DOCUMENT
NUMBER:
NUMBER:
PROJECT
DATE:
APPROVAL
NA
DISPOSITION:
MATERIAL
SUBJECT:
EQUIPMENT TYPE:
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.
REFERENCE:
DRAWN BY:
ENGINEER:
APPROVED:
DESIGN INFORMATION
LAST NO. USED
C-
D-
DIODES =
ELECTRICAL SYMBOLS PER E1537
UNLESS OTHERWISE SPECIFIED)
RESISTORS = Ohms (
CAPACITORS = MFD
GENERAL INFORMATION
(
UNLESS OTHERWISE SPECIFIED)
POWER SUPPLY SOURCE POINT
EARTH GROUND CONNECTION
(UNLESS OTHERWISE SPECIFIED)
COMMON CONNECTION
FRAME CONNECTION
SUPPLY VOLTAGE NET
LABELS
.022/50V
1/4W
1A,400V
HAVING A COMMON CODE NUMBER.
COMPONENTS OR CIRCUITRY OF CONTROLS
DIAGRAM MAY NOT SHOW THE EXACT
ABILITY OF A COMPLETE BOARD, THIS
WITHOUT AFFECTING THE INTERCHANGE-
PRINTED CIRCUIT BOARD MAY CHANGE
SINCE COMPONENTS OR CIRCUITRY ON A
5W
3.3V
DZ6
5W
3.3V
DZ7
5W
10V
DZ8
X- 2
Q-2
OCI- 11
DZ- 8
NOTES:
SINCE COMPONENTS OR CIRCUITRY ON A PRINTED CIRCUIT BOARD MAY CHANGE
WITHOUT AFFECTING THE INTERCHANGEABILITY OF A COMPLETE BOARD, THIS DIAGRAM MAY
NOT SHOW THE EXACT COMPONENTS OR CIRCUITRY OF CONTROLS HAVING A COMMOM CODE NUMBER
UNUSED COMPONENTS:
HOLD - OFF
IGBT
FOR
NEGATIVE BIAS
OFF = IGBT OFF
ON = IGBT ON
STT-II CONTROL BOARD
+15V
1k
J13
J12
(COMPONENT SIDE OF BOARD)
CAVITY NUMBERING SEQUENCE
3
4
2
1
6
5
4
3
2
1
10VAC
6VAC
WINDING
TRANSFORMER
AUXILLARY
POWER
SUPPLY
RTC
E
C
G
IGBT
MODULE
TWISTED
PAIR
SYMMETRIC GATE DRIVE LAYOUT
WHITE
BLACK
G-16
schematic - iGBT Drive Board - Codes 11090 - 11116 - (L12144)
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 in danger to the Machine Operator or Technician. Improper PC board repairs could result in damage to the machine.