Fuel Consumption; Duty Cycle And Overheating - Miller Electric Metro 250D Owner's Manual

3.4

Fuel Consumption

3.5

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.
6 Minutes Welding 4 Minutes Welding
16
60% Duty Cycle At 280 Amperes
6 Minutes Resting 4 Minutes Resting
SA-180 263-A
duty1 5/95 / SB-180 262
100% Duty Cycle At 250 Amperes
Continuous Welding
OM-402