The theory of spot welding machine is overcurrent welding of double-sided and double point. During the process, two electrode give pressure on workpieces to cause heat melt welding, which will not hurt the internal structure of the wokpieces.
|Power supply||Triphase 380V 50Hz||Triphase 380V 50Hz||Triphase 380V 50Hz|
|Electrode arm pitch(mm)||190||230||230|
|Electrode arm length(mm)||390||400||400|
|Max. electrode force||250N||250N||250N|