Welder technical data (see table below) 

 Item Unit Value 
 UN-1 UN-2 type 
 Rated Capacity KVA 12 
 Primary rated voltage V 220 220 
 Primary rated current security 4.5 9.0 
 Number of phases only 
 Frequency Hz 5050 
 Sub-space cut-off voltage V 0.8 - 2.9 0.9 - 3.2 
 Adjust the series level 88 
 Welded steel diameter mm Φ0.5-2 Φ0.8--4 
 Welding copper diameter mm Φ0.6 - 1.5 Φ0.8--3 
 Welding aluminum diameter mm Φ0.8 - 3.0 Φ1.5--4 
 The cut-off rate of% 88 
 Between the electrodes 1212, the maximum distance mm 
 Way of transmission and top newspaper - spring loaded spring loaded 
 Clamping pressure kg 1010 
 Top forging force kg 66 
 Machine weight kg 18.3 24.4 
 Dimensions (mm) 230 230 
 Wide and 310 310 
 330,330 higher