Lincoln Electric IDEALARC IM402-B User Manual

Page 16

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16

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

ram for a particular code is pasted inside

the machine on one of the enclosure panels. If the diagram is illegible, write to the Service Department for a replacement. G

ive the equipment code number..

H1

L1

L2

TO GROUND PER NATIONAL

ELECTRICAL CODE

INPU

T

LEAD

S

RECONNECT

PANEL

OPTIONAL POWER

F

ACTOR CAPACITORS

MOTOR

X1

X2

X3

X4

FA

N

MTR

LINE

SWITCH

RECTIFIE

R

OVERLOAD

THERMOSTAT

POWE

R

RECTIFIE

R

SUPPRESSOR

CIRCUI

T

ARC POLARITY SWITCH

(LOOKING FROM INSIDE MACHINE)

WORK

ELECTRODE

STABILIZER

CIRCUI

T

CHOKE

AC1

AC2

(+

)

(-

)

ELECTRICAL SYMBOLS PER E1537.

P.F. CAP LEAD -HIGH

P.F. CAP LEAD -MED

INPUT VOLTS

INPUT VOLTS

RECONNECT PANEL LEAD POSITION

CONNECTIONS MUST BE TIGHTENED SECURELY.

H5

H5

SEE TABL

E

BELOW FOR

CORRECT

CONNECTION

208/230/460

H5

H5

DO NOT TOUCH ELECTRICALLY "HOT" PARTS SUCH AS OUTPUT TERMINALS

DO NOT OPERATE WITH COVERS REMOVED

.

ONLY QUALIFIED PERSONNEL SHOULD INSTALL OR SERVICE THIS EQUIPMENT.

GROUNDING SCREW ( ) MUST BE CONNECTED TO A GOOD EARTH GROUND

HIGH VOLTAGE

can kill

OR INTERNAL WINDINGS.

TURN THE INPUT POWER TO THE WELDER OFF USING THE DISCONNECT SWITCH

AT THE FUSE BOX BEFORE INSTALLING OR SERVICING THIS MACHINE.

T

HROUGH THE INPUT CABLE PER NATIONAL ELECTRICAL CODE

.

HIGH

MED

LOW

208

230

230

460

460

575

LOW

M

ED

HIGH

M

ACHINES ARE SHIPPED FROM FACTORY CONNECTED

FOR HIGHEST INPUT VOLTAGE.

LOW H2

MED H3

HIGH H4

INPUT VOLTS

H5

LOW

M

ED

HIGH

230/460/575

200

400

P.F. CAP LEAD -HIGH

200/400 (50/60 HZ)

60 HZ

60 HZ

S19343

WIRING DIAGRAM - 250 AMP IDEALARC 60 HZ & 50 / 60 HZ

8-2-90

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