Electrical diagrams, G-15, V300 pro – Lincoln Electric INVERTEC V300-PRO SVM105-B User Manual
Page 107
ELECTRICAL DIAGRAMS
G-15
V300 PRO
SCHEMATIC - SWITCH PC BOARD (L8440)
G-15
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.
W
W
R
600m A
40V
Q7
1W
3.3V
DZ5
1.00K
R12
1/2W
1
R15
100V
1A
Q2
600mA
40V
Q6
15.0K
R10
50V
2700p
C2
47.5
R35
1N4936
D9
600m A
40V
Q5
1W
10V
DZ1
1N4936
D3
1W
6.2V
DZ6
100V
1A
Q3
1W
10V
DZ3
1/2W
1
R11
1.50K
R7
1N4936
D5
22.1K
R16
1N4936
D2
40V
600m A
Q4
221
R4
100
R5
1.00K
R14
C1
20
R13
100
R3
2N4401
2N4403
IRFD110
IRFD110
2N4403
2N4403
475
R42
RESISTOR
SNUBBER
1
---
401
8
403
-
TRANSFORMER
NOTES :
NUMBER.
R
CAPACITOR
INPUT
12
NEGATIVE
PRI M ARY
39.2K
R38
1N4936
D10
600mA
40V
Q8
100
R24
40V
600mA
Q12
22.1K
R23
475
R29
1N4936
D8
C5
39.2K
R41
1200V
.047
C4
39.2K
R40
BYT30P600
A2
C2
A1
2N4401
2N4403
IRFD110
IRFD110
2N4403
2N4403
A
1/2W
1
R28
475
R37
C6
10.0
R27
10.0
R34
10.0
R26
10.0
R25
G1
IRFP460
D2
S4
D1
D3
G2
D4
S2
S5
D5
G3
S1
G5
G4
S3
A1
10.0
R19
1W
15V
DZ7
100V
1A
Q1
1/2W
1
R22
1W
10V
DZ12
50V
2700p
C8
100V
1A
Q10
15.0K
R32
1W
10V
DZ2
600m A
40V
Q9
1N4936
D7
1W
6.2V
DZ9
47.5
R36
BYT12P600
C1
A1
A1
39.2K
R39
221
R2
1.00K
R21
20
R31
1.50K
R30
100
R1
1N4936
D6
600m A
40V
Q11
1W
3.3V
DZ8
1N4936
D1
1.00K
R20
CAPACITORS
=
B
GENE
RAL INFORMATI
ON
(
1/4W
.022/50V
LABELS
(UNLESS OTHERWISE SPECIFIE
D)
UNLES
S
O
T
H
E
R
W
IS
E
SPECI
FI
ED)
RESISTORS = Ohms (
1A, 400
V
8440
C-
D-
8
SUPPLY
VOLTAGE NET
FRAME CONNECTION
COMMON CONNECTION
INVERTE
C V300
L
42
10
MFD
---
4
402
404
POSITIVE
1N4936
D4
1W
15V
DZ4
475
R18
10.0
R9
10.0
R8
10.0
R17
10.0
R33
C7
10.0
R6
RESISTOR
SNUBBER
POWER SU
PPLY SOURCE POINT
EARTH GROUND CONNECTION
DIODES =
LAST NO. USED
R-
SWITCH BOARD SCHEMATIC
NOT SHOW T
HE EXACT COMPONENTS OR CIRCUIT
RY OF CON
TROLS HAVING
A COMMON CODE
WITHO
UT AF
FECTING THE INTERCHANGEA
BILITY OF A COMPLETE B
OARD, THIS DIAGR
AM MAY
N.
A
.
SI
NCE
C
OMPONENTS
OR
C
IR
CUI
T
RY
O
N
A
PRI
N
TED
CI
RCUI
T
BOARD
MA
Y
CHANGE
UNLESS
OTHERW
IS
E
SPECI
FI
ED)
ELECTRI
C
AL SYMBOLS PER E
1537
PRIMARY
5
-
FILTER
INP UT
TRANSFORMER
9
INPUT
1200V
.047
C3
BYT30P600
A2
C2
A2
G1
IRFP460
D2
S4
D1
D3
G2
D4
S2
S5
D5
G3
S1
G5
G4
S3
A2
BYT12P600
C1
A1
A2
10-8-93A