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Practical data on fuse value, current and welding time for coated electrode - MMA process
Fuse Type
Electrode diameter
(mm)
Welding current (A)
Number of welded
electrodes
Welding time in
seconds
D16
(16A-
slow-blow)
2,0 60-70 10
Continuous
work
D16
(16A- slow-blow)
2,5 85-90 10
Continuous
work
D16
(16A- slow-blow)
3,2 120-125 6
450
D16
(16A- slow-blow)
4,0
130-145
Half of electrode
55
D20
(20A - slow-blow)
4,0 135-150 3
320
D25
(25A - slow-blow)
4,0 160 8
Continuous
work
D25
(25A - slow-blow)
4,0 180 3 200
See example:
L
N
PE
D 16A
D 20/25A
230V+/-10%
50/60Hz
Figure 1