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4-7. Duty Cycle And Overheating
1000
800
600
500
400
300
250
200
150
100
10
15
4-8. Generator AC Power Curve
150
300
125
250
100
200
75
150
50
100
25
50
0
0
0
0
100% Duty Cycle At 600 Amperes
Continuous Welding
20
25
30
40
% DUTY CYCLE
5
10
15
AC AMPERES IN 240V MODE
10
20
30
AC AMPERES IN 120V MODE
50
60
80 100
20
25
30
40
50
60
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.
212 060-C
The ac power curve shows the gen-
erator power in amperes available
at the 120 and 240 volt receptacles.
193 018
OM-4420 Page 13
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