Miller XMT 304 CC/CV Посібник користувача - Сторінка 19
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4-4. Duty Cycle And Overheating
Overheating
4-5. Volt-Ampere Curves
C. CC Mode
60% Duty Cycle
6 Minutes Welding
0
Minutes
ARC CONTROL
4 Minutes Resting
15
OR
Reduce Duty Cycle
D. CV Mode
Duty Cycle is percentage of 10 min-
utes that unit can weld at rated load
without overheating.
If unit overheats, output stops, a
Help message is displayed (see
Section 6-3), and cooling fan runs.
Wait fifteen minutes for unit to cool.
Reduce amperage or duty cycle be-
fore welding.
NOTICE − Exceeding duty cycle
can damage unit and void warranty.
A
Ref. SA-178 651
Volt-ampere curves show minimum
and maximum voltage and amper-
age output capabilities of unit.
Curves of other settings fall be-
tween curves shown.
va_curve1 4/95 − SA-178 652 / SA-178 653
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