Lincoln Electric SVM156-A service manual Direct Current

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B-3

B-3

OPERATION

GRAPHIC SYMBOLS THAT APPEAR ON

THIS MACHINE OR IN THIS MANUAL

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INPUT POWER

ON

OFF

HIGH TEMPERATURE

MACHINE STATUS

CIRCUIT BREAKER

WIRE FEEDER

POSITIVE OUTPUT

NEGATIVE OUTPUT

3 PHASE INVERTER

INPUT POWER

THREE PHASE

U0

U1

U2

I1

I2

SMAW

GMAW

FCAW

GTAW

OPEN CIRCUIT VOLT- AGE

INPUT VOLTAGE

OUTPUT VOLTAGE

INPUT CURRENT

OUTPUT CURRENT

PROTECTIVE

GROUND

WARNING OR

CAUTION

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DIRECT CURRENT

POWER WAVE 455/R