Suspended Spot Welding Guns

Technical Data
Unit
PN 4
PN 6
PN 12
PN 18
PN 25
PN 28
PN 36
PN 42
Rated output @ 50%
kVA
4
6
12
18
25
28
36
42
Sec. short circuit current
kA
9
9
12.8
13.5
15
17
18
22
Max sec. welding current
kA
7.2
7.2
10.2
10.8
12
13.6
14.4
17.6
Electrodes force (6 bar)
daN
140
140
220
220
220
220
510
510
Permanent secondary current
kA
0.78
0.78
4
4.38
3
5.6
3.8
6.4
Secondary no load voltage
V
3.6
3.6
2.7
2.9
5.9
3.5
6
4.6
Single-phase supply voltage
V
400
400
400
400
400
400
400
400
Nominal frequency
Hz
50/60
50/60
50/60
50/60
50/60
50/60
50/60
50/60
Delayed fuses
A
16
16
25
32
45
50
63
63
Air consumption for one spot weld @ 6 bar
l/spot
1
1
1.5
1.5
1.5
1.5
3
3
Water cooling
l/min
2
2
6
6
6
6
7
7
Compressed air pressure
bar
6
6
6
6
6
6
6
6
Arms gap (e)
mm
105.5
105.5
135
135
135
135
140
140
Throat depth (l)
mm
170–445
170–445
200–800
200–800
200–800
200–800
200–800
200–800
Arms diameter
mm
25
25
30
30
30
30
40
40
Electrode holder diameter
mm
16
16
19
19
19
19
25
25
Electrode diameter
mm
12
12
12
12
12
12
18
18
Electrodes stroke with 200 mm arms
mm
6–55
6–55
6–50
6–50
6–50
6–50
6–50
6–50
Weight (without arms)
kg
18
18
50
53
55
60
75
85