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4-6. Duty Cycle And Overheating
600
500
400
300
200
0
10
4-7. AC Generator Power Curve
300
150
125
250
200
100
75
150
100
50
50
25
0
0
0
5
0
1
Stick/TIG
20
30
40
% DUTY CYCLE
10
15
20
25
30
35
AC AMPERES AT 240 VOLTS AC
20
40
60
AC AMPERES AT 120 VOLTS AC
CAC-A
MIG
50
60
70
80
40
45
50
55
60
80
100
120
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
300 amperes continuously.
NOTICE − Exceeding duty cycle
can damage unit and void warranty.
90
100
247 394-A
The AC power curve shows the
generator power in amperes.
247 396-A
OM-247 432 Page 21
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Table of Contents
Troubleshooting
