Lincoln Electric LN-8 SVM132-A Manuel d'utilisateur télécharger pdf (Page 92)

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ELECTRICAL DIAGRAMS

LN-8

Wiring Diagram

502

504

531

32A

502

504

531

32A

528

525

WIRE

FEED

MOTOR

539

541

626

627 W

BURNBACK

P.C. BOARD

JUMPER CONNECTOR IS REMOVED

AND CONNECTOR "B" PLUGGED

INTO OPTIONAL BURNBACK

P.C. BOARD.

CONNECTOR "B"

THERMAL CIRCUIT

BREAKER

GND

31 531

2 OHMS

634

632

631

635

636

637

32A

543

541

32A

CONTROL

P.C.

BOARD

541

539

GROUNDING

LEAD

PROTECTOR

525A

4CR

525

GND

541

543

568

567

504

531531

502

32A

11 1

627

683

682

536

RELAY

P.C. BOARD

627

626

32A

526

531A

32A

522

1CR

524525A

529

682

683

627

DIRECTION

OF WIRE

FEED

SWITCH

32A

5 AMP CIRCUIT BREAKER

523

OFF

536

INTERLOCK SWITCH

BEAD PINS ON

BOTTOM OF BOARD

635

636

637

567

1/ AMP 125V.2

OR 250V. SLOW

BLOW FUSE

635

636

637

567

CONNECTOR "A"

VARIABLE VOLTAGE

P.C. BOARD

(OPTIONAL)

632

634

5K OHMS

631

10K OHMS

POWER SOURCE

OUTPUT

RHEOSTAT

SPEED

RHEOSTAT

WIRE FEED

LOW VOLTAGE

TRIGGER

TRANSFORMER

QUICK CONNECT TERMINALS 7 & 32A

TO CONNECT AUXILIARY EQUIPMENT

OPTIONAL METER

KIT RECEPTACLE

528

529

2CR REED SWITCH

528

524

GUN CABLE

567

568

ELECTRODE TO POWER SOURCE

METER SHUNT

WORK TO POWER SOURCE

WORK

BOLTED

CONNECTION

LEAD COLOR CODING

B = BLACK

G = GREEN

R = RED

W = WHITE

U = BLUE

ELECTRICAL SYMBOLS PER E1537

CONNECTOR CAVITY NUMBER

CONNECTIONS AS VIEWED FROM

BACK OF RHEOSTATS WHEN

COVER IS UP

TO CONTACTOR CIRCUIT

115 VAC

TO POWER SOURCE WORK

TERMINAL

METER KIT

RECEPTACLE

PIN SIDE OF

CONNECTOR

RELAY AND

CONTROL BOARD

CAVITY NUMBERING SEQUENCE

(COMPONENT SIDE OF BOARD)

BURNBACK

AND VARIABLE

VOLTAGE BOARD

2-1-2002M

M14679

LN-8N, -8NE, -8S, AND -8SE WIRING DIAGRAM

JUMPER CONNECTOR IS REMOVED AND CONNECTOR

"A" PLUGGED INTO OPTIONAL VARIABLE VOLTAGE

POWER SOURCE BOARD.

(OPTIONAL)

N.B.

523

GND

SCREW

CASE

GROUNDING

.1 OHMS

N.A.

CASE

GROUNDING

SCREW

NOTES:

N.A. RESISTOR USED ON CODES 9090 AND BELOW. FOR CODES ABOVE 9090

THE GROUNDING LEAD PROTECTOR CONNECTS DIRECTLY TO THE CASE

GROUNDING SCREW.

N.B. THE VARIABLE VOLTAGE BOARD IS FACTORY INSTALLED IN CV-VV MODELS

AND DOES NOT INCLUDE JUMPER CONNECTOR.

115 V.A.C., .25 AMP RATING

G-2

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

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Lincoln Electric LN-8 SVM132-A Manuel d'utilisateur Page 92

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