Electrical diagrams, Power pc board (g2684) schematic, Invertec v250s – Lincoln Electric INVERTEC V250-S User Manual
Page 118
G-7
ELECTRICAL DIAGRAMS
INVERTEC V250S
Power PC Board (G2684) Schematic
325VDC
E
(NOMINAL)
FILTER
207A
RECONNECT
G2
S2
G1
S1
G3
S4
S3
G4
A
B
J6
1
DRIVE
GATE
GATE
GATE
GATE
T1
6
5
7
8
3
10
9
4
1
12
J6
2
325VDC
TRANSFORMER
PRIMARY
L
TRANSFORMER
D
PRIMARY
FROM
BOARD
CONTROL
(NOMINAL)
208
9304
RECONNECT
1W
15V
DZ2
1.00K
R3
1.00K
R4
FILTER
205
C
(PWM DRIVE)
CAPACITOR
206
1000V
.0047
C2
5W
2.7
R8
1A
1000V
D8
D
G
APT6035N
S
A1
1
2
3
1000V
.0047
C6
1W
6.2V
DZ1
10.0
R6
50V
.0047
C1
1.00K
R2
10.0
R25
C3
LM224
X2
4
11
5W
2.7
R7
1W
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
A1
8
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
4
2
1
6
5
332K
R56
2.8K
R76
X2
7
6
5
3.32K
R58
X2
8
9
10
10K
R57
X2
1
2
3
15.0K
R55
J6
5
1.82K
R60
10K
R59
J6
4
681K
R61
N.A. SINCE COMPONENTS OR CIRCUITRY ON A PRINTED CIRCUIT BOARD MAY CHANGE
475
R78
562
R75
NOT 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
R36
OVERVOLTAGE
PROTECTION
TO CONTROL BD.
16.5K
R39
UNLESS 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
SCALE
DATE
NONE
8-23-93
THE LINCOLN ELECTRIC CO.
CLEVELAND, OHIO U.S.A.
COMMON CONNECTION
VOLTAGE NET
TYPE
SUP'S'D'G.
SUBJECT
CHK.
9304
SCHEMATIC
NO.
L
EQUIP.
POWER SUPPLY SOURCE POINT
(RELAY DRIVE)
SHT.
27
35V
C7
1.00K
R63
1W
15V
DZ15
1A
1000V
D11
1.00K
R65
5W
2.7
R68
1.82K
R77
5W
2500
R73
1A
1000V
D10
A2
BYT12P600
C
A
4
5
10.0
R62
1W
6.2V
DZ12
+15V
202A
203A
RECONNECT
BLEEDER
RESISTORS
CAPACITOR
201
PRIMARY
TRANSFORMER
204
TRANSFORMER
PRIMARY
6.19K
R52
16.5K
R53
15
CNY17-3V
OCI1
4
2
1
6
5
267K
R19
10W
100
R10
150K
R13
150K
R15
10W
100
R12
D2
150K
R14
1W
12V
DZ4
150K
R35
4A
900V
Q1
50V
.022
C4
5W
2500
R32
100
R17
150K
R16
D7
CR1
2
1
1.82K
R18
J6
3
C-
+15V
PRECHARGE
209
CAPACITOR
BLEEDER
RESISTORS
POSITIVE
INPUT RECTIFIER
SUPPLY
LAST NO. USED
LABELS
X-
2
DZ-
Q-
MFD
ELECTRICAL SYMBOLS PER E1537
RESISTORS = Ohms (
GENERAL INFORMATION
.022/50V
CAPACITORS =
(
1/4W
150K
R34
UNLESS 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
R37
5W
2500
R29
5W
2500
R31
5W
2500
R30
78
10.0
R41
1W
6.2V
DZ9
D
G
APT6035N
S
A2
1
2
3
50V
.0047
C11
1W
15V
DZ14
1.00K
R66
1W
15V
DZ13
1.00K
R64
1.00K
R44
1.00K
R23
1.00K
R21
1.00K
R24
1W
15V
DZ6
1W
15V
DZ7
1.00K
R22
10.0
R46
1.00K
R45
1W
15V
DZ10
1.00K
R42
1.00K
R43
1W
15V
DZ11
50V
.0047
C8
1000V
.0047
C9
5W
2.7
R47
5W
2.7
R48
50V
.0047
C5
5W
2.7
R27
1A
1000V
D9
5W
2.7
R26
150K
R50
5W
2500
R71
D4
5W
2500
R74
5W
2500
R72
150K
R51
A2
BYT12P600
C
A
6
7
D
G
APT6035N
S
A2
8
9
10
10.0
R67
5W
2.7
R69
1000V
.0047
C12
L9304_1BA
F.V.
LC
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 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.