4. auxiliary power curve, 5. duty cycle – Hobart Welding Products ARCSTAR 280 NT User Manual

Page 15

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OM-4402 Page 11

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The ac auxiliary power curve
shows the auxiliary power available
in amperes at the receptacles.

3-4.

Auxiliary Power Curve

0

20

40

60

80

100

120

140

160

0

20

40

60

80

100

120

140

0

120

80

40

200

160

280

240

AC POWER AMPERES AT 120V

AC POWER AMPERES AT 240V

0

10

20

30

40

60

50

70

80

AC POWER VOL

T

S

Duty cycle is the percentage of 10
minutes that unit can weld at rated
load without overheating.

Y

Exceeding duty cycle can
damage unit and void
warranty.

100% Duty Cycle at 280 Amperes DC

199 467

Continuous Welding

3-5.

Duty Cycle

DC/CC

DC/CV

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