Lincoln Electric DC-655 service manual Input Power Three Phase

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A-3 A-3

INSTALLATION

GRAPHIC SYMBOLS THAT APPEAR ON

RATING PLATE (LOCATED ON CASE BACK)

3 Phase transformer with	Constant Voltage Output
	Characteristics
rectified DC output

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INPUT POWER

THREE PHASE

Designates welder complies with National Electrical Manufacturers

NEMA EW 1 (100%) Association requirements EW 1S Class I with 100% duty cycle at

650Amps output. (Domestic, Canadian, and Export models)

CE

Designates welder complies with

IEC 974-1International Electrotechnical Commission requirements 974-1. (European Models)

R

GMAW

FCAW

Designates welder can be used in environments with increased hazard of electric shock. (European models)

Designates welder complies with low voltage directive and with EMC directive. (European models)

Designates welder complies with both Underwriters Laboratories (UL) standards and Canadian

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Designates the degree of envi-

IP-23ronmental protection provided by the power sources enclosure.

Constant Current Output

Characteristics

SMAW

SAW

NRTL/C

R

NRTL

Uo

U1

Standards Association (CSA) standards. (Canadian Model)

Designates welder complies with Underwriters Laboratories (UL) standards. (Domestic Models)

Open Circuit Output Voltage

Input Voltage Rating(s)

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I1

X

U2

I2

IDEALARC DC-655

Input Current Rating(s)

Output Duty Cycle Rating(s)

Output Voltage Rating(s)

Output Current Rating(s)