Resistance welding machine---Secdondary rectification spot&projection welder

secondary is direct current return;silicon diode to rectify;DC heating;No alternation electromagnetic force between throat;
Model
Rated Power
Input Voltage
Duty Cycle
Welding Capacity
Stroke
Gap
KVA

%
Low carbon steel
Aluminum alloy
mm
mm
CDZ25
25
380V/50Hz/1
35
2.5+2.5
0.8+0.8
50
70
CDZ40
40
380V/50Hz/1
50
3.0+3.0
1.0+1.0
50
70
CDZ63
63
380V/50Hz/1
50
4.0+4.0
1.0+1.0
80
260
CDZ100
100
380V/50Hz/1
50
5.0+5.0
1.5+1.5
80
290
CDZ125
125
380V/50Hz/1
50
5.5+5.5
2.0+2.0
100
330
CDZ160
160
380V/50Hz/1
50
6.0+6.0
3.0+3.0
100
320
CDZ3×63
3×63
380V/50Hz/3
50
7.0+7.0
3.0+3.0
80
260
CDZ3×125
3×125
380V/50Hz/3
50
8.0+8.0
4.0+4.0
100
330
CDZ3×160
3×160
380V/50Hz/3
50

5.0+5.0
100
320