Lincoln Electric SVM149-A service manual Input Voltage Board

Models: SVM149-A

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TOC

TOC

G-2

WIRING DIAGRAM - PRO-CUT 25

ELECTRICAL DIAGRAMS

G-2

VAC

 

SW1

INPUT 115/230/1/50/60

L1

A

 

300uH

 

 

B

 

 

RL3

 

RL2

R1

 

RL2

10/10W

 

F1

 

1A/250V

RL2

 

 

C26

AC

AC

 

CP

CP

CP

CP

CP

 

AC

AC

 

R1

CP

R2

15K/3W 15K/3W

1500uF/250V

+

C1a,b

+

C2a,b

Q1a,b,c

D10

Lout

BS1

 

IRG4BC30W

WRK

 

 

240uH

8A

 

 

 

 

 

T2

SEC

 

+12VDC TRANSFER

 

PRI

 

 

 

C12

D11

 

RL1

NZL (2)

 

 

 

 

C14

WORK CLAMP

V1

RL2

RL1

R24

Q2a,b,c6.8k/5W IRG4BC30W

TOC

TOC

FN1

230VAC

V2

 

 

115VAC

L1

T1

230V

RL1

1500uF/250V

 

SHUNT

EL (3)

C13

SH-

SH+

 

 

 

Return to Section

Return to Section TOC

Return to Section TOC

Return to Master

Return to Master TOC

Return to Master TOC

NO

COM

NC

Purge Switch

115V

L1

Input

Voltage Board

12VDC

Air

Solenoid

1

CN1

15VAC

 

CN2

 

 

 

 

 

 

 

 

 

 

 

 

CN3

1

 

9

 

 

 

 

 

 

 

 

 

 

 

 

1

2

15VAC

 

10

 

 

 

 

 

 

 

 

 

 

 

 

2

3

SAFETY

 

5

 

 

 

 

 

 

 

 

 

 

 

 

3

4

+28VDC

 

6

 

 

 

 

 

 

 

 

 

 

 

 

4

5

SEC GND

 

3

 

 

 

 

 

 

 

 

 

 

 

 

Main Inverter Board

6

OVLOAD

 

22

 

 

 

 

 

 

 

 

 

 

 

 

7

115/230

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

8

+12VDC

 

20

 

 

 

 

 

 

 

 

 

CN1

 

 

 

 

 

 

 

 

15 16 12 18 14 1

 

 

 

 

 

 

 

 

 

4

 

 

 

 

 

11 4

13 7

19 24 21 23 8

17

1

2

3

 

PS2

PS1

SEC GND OVLOAD

SAFETY

V+ EV1 +15Vrms

+12VDC

+8V SW +12VDC SW

SEC GND

OVLOAD

TRANSFER SW

TRANSFER

SOL 1 DRIVER

V OUT OUTPUT TRIGGER SOL 2 DRIVER

 

POT WIPER

POT CW

POT CCW

 

CN1

8

6

17 9

3

1

2

18 14 7

15 4

11 5

16 10 12 13

 

23 22 24

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Display LED's

Output Control

Control Board

PT

12VDC Solenoid 2

NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine.

PRO-CUT 25

Page 84
Image 84
Lincoln Electric SVM149-A service manual Input Voltage Board