OM-4433 Page 17
4-4. Fuel Consumption
The curve shows typical fuel use
under weld or power loads.
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IDLE
DC WELD AMPERES AT 100% DUTY CYCLE
U.S. GAL/HR.
0.00
0.25
0.50
0.75
1.00
1.25
1.50
1.75
2.00
0
50
100
150
200 250
300
350
400
4-5. Duty Cycle And Overheating
1
100% Duty Cycle
Duty Cycle is percentage of 10 min-
utes that unit can weld at rated load
without overheating.
This unit is rated for welding at
250 amperes continuously.
NOTICE
−
Exceeding duty cycle
can damage unit and void warranty.
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10
15
20
25 30
40 50 60
80
100
CC
CV
1000
800
600
500
400
300
250
200
150
100
WELD
AMPERES
% DUTY CYCLE
1