Portable Generator User Manual

OM-4417 Page 12
Continuous Welding
4-5. Duty Cycle
220 625−A
Duty cycle is the percentage of 10
minutes that unit can weld at rated
load without overheating.
 Exceeding duty cycle can
damage unit and void
warranty.
100% Duty Cycle at 80 Amperes CC/DC
20% Duty Cycle at 145 Amperes CC/DC
% DUTY CYCLE
WELD AMPERES
0
0
10 20
20
30 40
40
50
60
60 70 80
80
90 100
100
120
140
160
2 Minutes Welding 8 Minutes Resting
4-6. Generator Power Curve
220 581
The ac generator power curves
show the generator power available
in amperes at the receptacles.
AMPERES
0
0
10 20 30 40 50 60 70 80
50
100
150
200
250
300
240 Volt
120 Volt
VOLTS