Miller Dimension NT 450 Manuale d'uso - Pagina 17
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A complete Parts List is available at www.MillerWelds.com
4-4. Duty Cycle And Overheating
Duty Cycle is percentage of 10 min-
utes that unit can weld at rated load
without overheating.
If unit overheats, thermostat(s)
opens, output stops, and cooling
fan runs. Wait fifteen minutes for
unit to cool. Reduce amperage or
duty cycle before welding.
NOTICE − Exceeding duty cycle
can damage unit and void warranty.
100% Duty Cycle
Continuous Welding
Overheating
A/V
0
15
OR
Reduce Duty Cycle
Minutes
duty1 4/95 / 210 976-B
OM-2252 Page 13