VOLTCRAFT PS 1440 CIRCUIT Diagram
5
470nf/100v
C1
~
~
D D
~
~
C C
~
BR1
~
470nf/100v
470nf/100v
BR1
+
~
-
~
470nf/100v
1uF/63V
+
-
1uF/63VC15
10000uF/80v
C12
C2
10000uF/80v
C14
10000uF/80v
C13
10E
DEFAULT
R1
C3
10000uF/80v
C9
1uF/63V
10000uF/80v
R1
R2
12
z1
18V.1W
18V.1W
1 2
4
C4
10000uF/80v
C11
C10
1uF/63V
1uF/63V
M2
R2
IRF 540
Q1
R4
R3
22E
4K7
IRF 540
Q2
R5
R6
4K7
22E
D1
40CPQ100
1 2
33 3
1 2
R7
40CPQ100
1 2
3
C7
1uF/63V
R9
68E,3W
IRF 540
Q3
R49
22E
D2
R17
1 2
5n6
IRF 540
L1
10E,3W
C17
R50
4K7
C8
Q18
470uF/63V
C18
R8
12
10E
5n6
C19
18V,1W
PT2B
1 2
18V,1W
470uF/63V
470uF/63V
1uF/63V
C20
2
C5
C6
1uF/63V
C21
22ER10
R1122E
4K7
1uF/63V
1uF/63V
IRF 540
Q4
22E
R12
L2
C22
C23
1uF/63V
R13
4K7
IRF 540
C24
R14
22E
220uF/63V
Q5
R15
4K7
1
IRF 540
Q6
R51PT1B 4K7
22E
+
0-36VDC
40A
R52
4K7
R16
Q19
68E,3W
5n6
C16
IRF 540
_
B B
SHUNT
SHUNT
SHUNT
I
NO
A A
SCHEMATIC CIRCUIT DIAGRAM OF
DESCRIPTION APP CHK
A M E N D
DATE :-
DATE
2/02/2008
PS 1440 POWER CIRCUIT
DRG NO. REV.
SIL/16/0327
5
4
3
2
1
00
5
4
3
2
1
1N4002
2
1
1N4002
D3
1 2
D5
1 2
D D
TRANSFORMER I/P
C C
D4
1N4002
1 2
D6
1 2
1N4002
C27
10uF/25V
C30
1uF/63v
R29
470E
Q7
TL431
1nFC28
5
THERMAL CKT BREAKER
4 8
Q5
R31
2.2K
BC547
Q8
R30
2.2K
BD139
R32
3.9K
R33
1K
FAN1
FAN2
FAN3
FAN4
C29
10uF/25V
G1
G2
G3
G4
CIRCUIT FOR FAN CONTROL
L3
L1
B B
P
C3
1n/Y2
E
C6
1n/Y2
4n7/Y2
C5
4n7/Y2
C4
R1 1M
1M
C1
1uF/X2
C2
1uF/X2
N
L2
A A
5
CIRCUIT FOR EMI FILTER
4
3
R2
TXFR1
TXFR2
NO
SCHEMATIC CIRCUIT DIAGRAM OF
DRG NO. REV.
SIL/16/0330
DESCRIPTION APP CHK
A M E N D
DATE :-
.
PS 1440 EMI FILTER&FAN CIRCUIT
2
DATE
2/01/2008
00
1
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