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OM-129 647 Page 11
3-4. Duty Cycle And Overheating
rduty1 5/95 − SB-089 697-D
Duty Cycle is percentage of 10
minutes that unit can weld at rated
load without overheating.
Y Exceeding duty cycle can
damage unit and void
warranty.
60% Duty Cycle At 500 Amperes
6 Minutes Welding 4 Minutes Resting
3-5. AC Auxiliary Power
rsb3.1 2/92 − Ref. SB-005 192-C
The ac power curve shows the
auxiliary power in amperes avail-
able at the 120 and 240 volt recep-
tacles.