Miller Electric Big Blue 600D - Manual (Page 15)

OM-481 Page 11
3-4. Duty Cycle And Overheating
sb1.1 8/93 SB-134 397-C
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.
Continuous Welding
100% Duty Cycle At 600 Amperes
10
100
15 20 25 30 40 50 60 80 100
150
200
250
300
400
500
600
800
1000
% DUTY CYCLE
WELD AMPERES
3-5. AC Generator Power
rsb3.1 2/92 – ST-109 365-C
The ac power curve shows the gen-
erator power in amperes available
at the 120 and 240 volt receptacles.