2. duty cycle and overheating – Miller Electric XR Control User Manual
Page 18
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OM-1594 Page 12
4-2. Duty Cycle And Overheating
Duty Cycle is percentage of 10 min-
utes that unit can weld at rated load
without overheating.
Y Exceeding duty cycle can
damage unit and void
warranty.
sduty1 5/95
6 Minutes Welding
4 Minutes Resting
Continuous Welding
Air-Cooled Models
Water-Cooled Models
100% Duty Cycle At 400 Amperes Using Argon
Continuous Welding
100% Duty Cycle At 200 Amperes Using Argon
60% Duty Cycle At 250 Amperes Using Argon
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