12
•
3.4. Welding polarity connection way
•
3.4.1. MMA
Choosing the connection of DCEN or DCEP is based on the arc stable burning condition. The
different electrodes need different connection way. Please refer to the electrode manual.
•
3.4.2. TIG
Ar
Workpiece
DCEN
Welding gun
GM-2000
2
~
4mm
1、
Place the welding
gun aslant.
2、
Scrape the electrode
with the workpiece.
3、
Lift arc.
Steps of scraping arc
Steps of scraping arc
●
When TIG operation, the
shielded gas is input to
welding gun directly, and the
method of lifting arc is
scraping arc.
Содержание Ronch Weld 315MAX
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