¡ñElectronic
circuit system is adopted. And it is
mature in technology, and is stable
in performance.
¡ñThe series are used to weld butt-welds
with grooves or without grooves, overlapped
welds and fillet welds.
¡ñThe series are used to weld the welds
on horizontal or the welds on the inclined
plane less than 15o.
¡ñThey are convenient in operation and
reliable in working.