Lincoln Electric SVM114-C service manual Schematic Contactor PC BD Above Code 10500 M10965

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G-15 ELECTRICAL DIAGRAMS G-15

SCHEMATIC - CONTACTOR PC BD - ABOVE CODE 10500 (M10965)

M19065

BACK-UP COIL SUPPLY

CONTROL BOARD

7W

667

J9

D1

2.7

A

R30

TO

1

Q1

D2

3A

600V

J9

5A

1N4007

CONTACTOR

624

1A

4

400V

2.7

R2

1000V

621

J9

512

R31

J9

2

5W

Q2

33.2

512A

13

J9

3300

300mA

D3

530

5W

400V

3

1A

J9

2.7

E

R1

R32

1000V

10

5W

REF

J9

J9

R20

150K

R22

2.8K

22.1K

14

11

15.0K

5.62K

+

-

R24

R25

R27

X2

J9

Q6

TL431

12

2N4401

22.1K

22.1K

5.62K

10

R10

R9

Q3

J9

R6

13

500

Q8

9

X5

13

4

100

RST

2N4401

20A

R3

J9

R29

11

9

7

11

2

500V

Q5

512

5

X5

B

X4

/Q

15.0K

1

7.8A

5

100

R4

12

10

X3

J9

D

A

Q

R11

800V

606

6

6

C9

C10

+

T1

T2

100

2N4403

530A

J9

0.1

REF

C1

15

14

Q7

X1

7

50V

R28

5600

22.1K

2N4403

DZ1

35V

R7

C2

Q4

J9

R21

R23

2.21K

22.1K

TL431

16V

607

8

DZ2

-

.0047

1W

22.1K

16V

1.82K

50V

TIMER BOARD

2.8K

R26

1W

R5

621

607

J6

5

621

512A

3

J6

X3

2

530A

10K

2

621

621

4

C

512A

R16

J6

606

6

512

J6

D6

D10

R36

10

R18

4

22.1K

8

13

2.67K

J6

X5

X3

500

14

5

11

R37

512A

J6

D11

9

530

3.32K

C14

1

2700p

PULL-IN TIMER

COLD INCH

50V

C4

R17 .62K5

1.0

621

22.1K

100K

511

R15

820p

R19

B

SWITCH

D9

R13

3

R14

50V

1W

CONTACTOR ON

3.32K

RST

5

7

8

R12

B

/Q

J7

X4

D8

4

6

X3

14

500

1

A

Q

9

J7

COLD INCH LOCK OUT

T1

T2

CURRENT LIMIT

530

2

1

2

621

C8

C3

512A

2700pf

1.0

D5

50V

35V

6

X5

1

621

GENERAL INFORMATION

3

16

3

7

LAST NO. USED

ELECTRICAL SYMBOLS PER E1537

R-

37

CAPACITORS =

MFD

( .022/50V

UNLESS OTHERWISE SPECIFIED)

LABELS

C-

14

C5

C6

X3

C7

X4

C11

X5

RESISTORS = Ohms (

1/4W

UNLESS OTHERWISE SPECIFIED)

D-

11

3300

1.8

621

DIODES =

1A, 400V

(UNLESS OTHERWISE SPECIFIED)

SUPPLY

VOLTAGE NET

50V

LM2901

MC14538B

20V

LM2901

12

8

12

NOTES :

POWER SUPPLY SOURCE POINT

N.A. SINCE COMPONENTS OR CIRCUITRY ON A PRINTED CIRCUIT BOARD MAY CHANGE

COMMON CONNECTION

WITHOUT AFFECTING THE INTERCHANGEABILITY OF A COMPLETE BOARD, THIS DIAGRAM MAY

FRAME CONNECTION

NOT SHOW THE EXACT COMPONENTS OR CIRCUITRY OF CONTROLS HAVING A COMMON CODE

EARTH GROUND CONNECTION

NUMBER.

FILE: M19065_1BA

621

Ch’ge.Sht.No.

THE LINCOLN ELECTRIC CO.

EQUIP.

LN-25

2-20-98A

TYPE

10-23-98E

CLEVELAND, OHIO U.S.A.

SUBJECT

CONTACTOR

SCHEMATIC

SCALE

NONE

SHT.

M19065

MCW

9/28/90

CHK.

SUP’S’D’G.

DR.

DATE

NO.

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

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