IGBT CO2 - Page 19

Chapter 1 Product Overview 11
Ehave Series Full Digital IGBT CO
2
/MAG/MMA Multifunctional Inverter Welder User Manual
Static and External Characteristics
The welder in CO
2
/MAG mode uses a constant–voltage welding power source and its
characteristics are shown in Figure 1-7. The welder in electrode mode uses constant-current
welding power source and its characteristics are shown in Figure 1-8.
 Note
Ehave CM500/500H is used as an example.
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40
50
60
70
80
0 100 200 300 400 500 600
Figure 1-7 Schematic diagram of the constant–voltage welding power source (39 V)
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0 50 100 150 200
Figure 1-8 Schematic diagram of the constant-current welding power source (150 A)