Duty Cycle And Overheating For Tig (Gtaw) - Miller Multimatic 220 Owner's Manual

1-5. Duty Cycle And Overheating For TIG (GTAW)

4-10. Duty Cycle And Overheating For TIG (GTAW)
240
220
200
180
120V 20A
160
140
120
100
80
120V 15A
60
40
20
0
10
120V Input: 40% Duty Cycle At 130A
240V Input: 20% Duty Cycle At 210A
Overheating
OM-281426 Page 6
A complete Parts List is available at www.MillerWelds.com
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Complete Parts List is available at www.MillerWelds.com
240V
20 50
% Duty Cycle
0
Minutes
Duty Cycle is percentage of 10 minutes that
unit
overheating.
If unit overheats, output stops. Wait fifteen
minutes for unit to cool. Reduce amperage or
duty cycle before starting to weld again.
NOTICE – Exceeding duty cycle can damage
unit and void warranty.
100
15
OR
Reduce Duty Cycle
can weld at rated load
A or V
OM-281426 Page 15
without