G-7
ELECTRICAL DIAGRAMS
INVERTEC V250S
Power PC Board (G2684) Schematic325VDCE(NOMINAL)FILTER
207A
RECONNECT
G2
S2
G1
S1
G3
S4
S3
G4
ABJ6
1
DRIVE
GATE
GATE
GATE
GATE
T1
6
5
7
8
3
10
9
4
1
12
J6
2
325VDCTRANSFORMER
PRIMARY
L
TRANSFORMER
DPRIMARY
FROM BOARD CONTROL(NOMINAL)208
9304
RECONNECT
1W
15V
DZ2
1.00K
R31.00K
R4FILTER
205
C(PWM DRIVE)CAPACITOR
206
1000V
.0047
C2
5W
2.7
R8
1A
1000V
D8
D
G
APT6035N
S
A11
2
3
1000V
.0047
C6
1W
6.2V
DZ1
10.0
R6
50V
.0047
C1
1.00K
R210.0
R25
C3
LM224
X2
4
11
5W
2.7
R71W
15V
DZ3
A1
BYT12P600
C
A
4
5
A1
BYT12P600
C
A
6
7
X2
14
13
12
CR1
4
3
1W
6.2V
DZ5
D
G
APT6035N
S
A18
9
10
10.0
R1
CR1
6
5
10.0
R20
1.00K
R5+
REF
-
TL431
X1
1
6
8
FROM CONTROL BD.EARTH GROUND CONNECTION
DR.+15V
+15V
50V
.022
C10
D5
V250-S POWER
CNY17-3V
OCI2
42
1
6
5
332K
R56
2.8K
R76X2
7
6
5
3.32K
R58X2
8
9
10
10K
R57X2
1
2
3
15.0K
R55J6
5
1.82K
R6010K
R59J6
4
681K
R61N.A. SINCE COMPONENTS OR CIRCUITRY ON A PRINTED CIRCUIT BOARD MAY CHANGE
475
R78
562
R75NOT SHOW THE EXACT COMPONENTS OR CIRCUITRY OF CONTROLS HAVING A COMMON CODE
WITHOUT AFFECTING THE INTERCHANGEABILITY OF A COMPLETE BOARD, THIS DIAGRAM MAY
Ch'ge.Sht.No.
J6
6
6.19K
R36OVERVOLTAGE
PROTECTION
TO CONTROL BD.16.5K
R39UNLESS OTHERWISE SPECIFIED TOLERANCE
WITH PUBLISHED STANDARDS
MATERIAL TOLERANCE ("t") TO AGREE
ON ALL ANGLES IS + .5 OF A DEGREE
ON 2 PLACE DECIMALS IS + .O2
ON HOLES SIZES PER E-2056
D3
(VOLTAGE PROTECTION)NUMBER.
ON 3 PLACE DECIMALS IS + .OO2
NOTES :NEGATIVE
INPUT RECTIFIER
NOTE: 202,203,206,&207 BOLT ON WITH FILTER CAPS
+15V
SCALEDATENONE8-23-93THE LINCOLN ELECTRIC CO.
CLEVELAND, OHIO U.S.A.
COMMON CONNECTION
VOLTAGE NET
TYPESUP'S'D'G.SUBJECTCHK.9304
SCHEMATIC
NO.L
EQUIP.POWER SUPPLY SOURCE POINT
(RELAY DRIVE)SHT.27
35V
C7
1.00K
R631W
15V
DZ15
1A
1000V
D11
1.00K
R655W
2.7
R681.82K
R775W
2500
R731A
1000V
D10
A2
BYT12P600
C
A
4
5
10.0
R62
1W
6.2V
DZ12
+15V
202A
203A
RECONNECT
BLEEDERRESISTORSCAPACITOR
201
PRIMARY
TRANSFORMER
204
TRANSFORMER
PRIMARY
6.19K
R5216.5K
R53
15
CNY17-3V
OCI1
42
1
6
5
267K
R1910W
100
R10
150K
R13
150K
R15
10W
100
R12D2
150K
R14
1W
12V
DZ4
150K
R354A
900V
Q1
50V
.022
C4
5W
2500
R32100
R17
150K
R16D7
CR12
1
1.82K
R18
J6
3
C-
+15V
PRECHARGE
209
CAPACITOR
BLEEDERRESISTORSPOSITIVE
INPUT RECTIFIER
SUPPLY
LAST NO. USED
LABELSX-
2
DZ-
Q-
MFD
ELECTRICAL SYMBOLS PER E1537
RESISTORS = Ohms (
GENERAL INFORMATION.022/50V
CAPACITORS =
(
1/4W
150K
R34UNLESS OTHERWISE SPECIFIED)
UNLESS OTHERWISE SPECIFIED)
(UNLESS OTHERWISE SPECIFIED)
1A, 400V
DIODES =
FRAME CONNECTION
D-
R-
1
11
12
332K
R40
10W
100
R11
15.0K
R375W
2500
R29
5W
2500
R315W
2500
R30
78
10.0
R41
1W
6.2V
DZ9
D
G
APT6035N
S
A21
2
3
50V
.0047
C11
1W
15V
DZ14
1.00K
R661W
15V
DZ13
1.00K
R641.00K
R441.00K
R231.00K
R211.00K
R241W
15V
DZ6
1W
15V
DZ7
1.00K
R2210.0
R46
1.00K
R451W
15V
DZ10
1.00K
R421.00K
R431W
15V
DZ11
50V
.0047
C8
1000V
.0047
C9
5W
2.7
R475W
2.7
R48
50V
.0047
C5
5W
2.7
R27
1A
1000V
D9
5W
2.7
R26150K
R505W
2500
R71
D4
5W
2500
R745W
2500
R72150K
R51
A2
BYT12P600
C
A
6
7
D
G
APT6035N
S
A28
9
10
10.0
R67
5W
2.7
R69
1000V
.0047
C12
L9304_1BA
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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.