Miller Electric 280 NT manual Duty Cycle, TIG Mode Volt-Ampere Curves, Continuous Welding

. A complete Parts List is available at www.MillerWelds.com

4-7. Duty Cycle

100% Duty Cycle at 280 Amperes DC/CC

Continuous Welding

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

NOTICE − Exceeding duty cycle can damage unit and void warranty.

325

MIG/FCAW

300

WELD AMPERES

275 STICK

250

225

200

175

150

0 10 20 30 40 50 60 70 80 90 100

% DUTY CYCLE

Ref. 207 925

4-8. TIG Mode Volt-Ampere Curves

DC VOLTS

50
45
40	3600RPM Max
35
	3000RPM Max
30

25

20

15 Min

10

5

0

0	100	200	300	400
		DC AMPERES

The volt-ampere curves show the minimum and maximum voltage and amperage output capabilities of the welding generator. Curves of other settings fall between the curves shown.

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