Electrical diagrams, Schematic - inverter pc board - sheet #2, Invertec® v155-s – Lincoln Electric V155-S User Manual

Page 73

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ELECTRICAL DIAGRAMS

G-7

INVERTEC® V155-S

SCHEMATIC - INVERTER PC BOARD - SHEET #2

A

Vref

Vref

15V

GND

Vref

PRES

15V

15V

15V

15V

15V

15V

TA

SLAVE

REC

DUTY

PWM

MASTER

PASSIVEn

COMP

PTC

VINint

ERRORn

GND

15V

PRES

PILOT

Title

Size

Document Number

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Appr.

Dr.

This sheet contains proprietary information owned by LINCOLN ELECTRIC ITALIA s.r.l. and is not
to be reproduced, disclosed, or used without the express permission of LINCOLN ELECTRIC
ITALIA

LINCOLN ELECTRIC ITALIA s.r.l.

SERRA RICCO' (GE) - ITALIA

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X0519

02

INVERTER BOARD V145

A3

3

3

Friday, February 17, 2006

Friday, January 31, 2003

J. Daniel

Title

Size

Document Number

Rev

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l

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Appr.

Dr.

This sheet contains proprietary information owned by LINCOLN ELECTRIC ITALIA s.r.l. and is not
to be reproduced, disclosed, or used without the express permission of LINCOLN ELECTRIC
ITALIA

LINCOLN ELECTRIC ITALIA s.r.l.

SERRA RICCO' (GE) - ITALIA

:

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X0519

02

INVERTER BOARD V145

A3

3

3

Friday, February 17, 2006

Friday, January 31, 2003

J. Daniel

Title

Size

Document Number

Rev

t

e

e

h

S

:.

v

e

r

t

s

a

l

e

t

a

D

of

Appr.

Dr.

This sheet contains proprietary information owned by LINCOLN ELECTRIC ITALIA s.r.l. and is not
to be reproduced, disclosed, or used without the express permission of LINCOLN ELECTRIC
ITALIA

LINCOLN ELECTRIC ITALIA s.r.l.

SERRA RICCO' (GE) - ITALIA

:

e

t

a

d

.

s

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X0519

02

INVERTER BOARD V145

A3

3

3

Friday, February 17, 2006

Friday, January 31, 2003

J. Daniel

V. Natarelli

FEED-FORWARD

Taratura

Duty Max

43%

Taratura

oscillatore

C26

100pF

C26

100pF

R56 100R

R56 100R

R76
10k
N.M.

R76
10k
N.M.

C30
2n2F

350Vdc

2%

C30
2n2F

350Vdc

2%

R80
1k8

R80
1k8

R51 10k

R51 10k

Q10
BC337
N.M.

Q10
BC337
N.M.

C25
100nF
50V

C25
100nF
50V

D26

1N4148

D26

1N4148

V

C

C

1

5

G

N

D

1

0

P

G

N

D

1

2

VC

13

Vref

16

CLRef

11

SHD

9

OUT

14

CLK

4

RT

5

CT

6

Ramp

7

EO

3

EII

1

ENI

2

SS

8

U6

MC34023

U6

MC34023

R64
1k

R64
1k

R61 2k2

R61 2k2

CW
R73
1k

CW
R73
1k

R68
1k5

R68
1k5

R78
4k7

R78
4k7

C28
100nF
50V

C28
100nF
50V

D31
1N4148

D31
1N4148

R75 10k

N.M.

R75 10k

N.M.

R65
4k7

R65
4k7

C19

220nF

50V

C19

220nF

50V

C20
100nF
50V

C20
100nF
50V

R69
1k
N.M.

R69
1k
N.M.

R77
4k7
N.M.

R77
4k7
N.M.

Q11
IRFD110

Q11
IRFD110

C29
1nF
630V

C29
1nF
630V

R83
1k

R83
1k

R81
8k2

R81
8k2

R50 3k

R50 3k

R47 10k

N.M.

R47 10k

N.M.

R72 4k7

N.M.

R72 4k7

N.M.

C27

220pF

100V

C27

220pF

100V

R66
15R

R66
15R

R59
10k

R59
10k

C24

100nF
50V

C24

100nF
50V

R67 18k

R67 18k

Q9
IRFD110
N.M.

Q9
IRFD110
N.M.

3

2

1

+

-

U3A

LM358

+

-

U3A

LM358

R70
4k7

R70
4k7

R62 820R

N.M.

R62 820R

N.M.

R49 3k

R49 3k

D28

BAT43

D28

BAT43

CW

R84
2k

CW

R84
2k

C21
100nF
50V

C21
100nF
50V

R44
270k

R44
270k

D30
1N4148
N.M.

D30
1N4148
N.M.

R63 10k

R63 10k

R60

68k

R60

68k

R58
10k

R58
10k

R45 100k

R45 100k

R53 10k

R53 10k

R79 56R

R79 56R

D29
1N4148
N.M.

D29
1N4148
N.M.

C22
100nF
50V

C22
100nF
50V

C31
100nF
50V

C31
100nF
50V

R52 10k

R52 10k

R55

2k2

R55

2k2

R71
1k
N.M.

R71
1k
N.M.

5

6

7

+

-

U3B
LM358

+

-

U3B
LM358

R54
1k

R54
1k

3

2

1

+

-

U5A
LM393

+

-

U5A
LM393

R42 22k

R42 22k

8

4

U3C
LM358

U3C
LM358

D32

1N4148

D32

1N4148

R46
2k2

R46
2k2

5

6

7

+

-

U5B
LM393

+

-

U5B
LM393

R57 39k

R57 39k

R82
10k

R82
10k

D27

1N4148

D27

1N4148

8

4

U5C
LM393

U5C
LM393

R74
15k

R74
15k

C23
100nF
50V

C23
100nF
50V

R48 1k

R48 1k

C32
100nF
50V

C32
100nF
50V

R43
180R

R43
180R

G-7

NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.

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