1.Three phase,380V ,aluminum coiled powerful Transformer.Auto protection of over heat and over current. 2.DC output,welding currently can be easily adjusted. 3.Easy arc starting,deep penetration,strong compensation capability and little splash. 3.Fan cooled,portable design,easy maintenance..
ITEM
MMA-5250
MMA-5300
MMA-5400
MMA-5500
Rated supply voltage(V)
380
380
380
380
Supply frequency(Hz)
50/60
50/60
50/60
50/60
No-load voltage(V)
75
75
75
75
Current range(A)
50-250
50-300
60-380
80-460
Rated duty cycle(%)
35
35
35
35
Usable electrode(mm)
2.0-5.0
2.5-6.0
3.2-8.0
3.2-8.0
Protection degree
H
H
H
H
Weight(kg)
95
101
116
130
Machine size(mm)
860*450*620
860*450*620
860*450*620
860*450*620
1.Three phase,380V ,aluminum coiled powerful Transformer.Auto protection of over heat and over current. 2.DC output,welding currently can be easily adjusted. 3.Easy arc starting,deep penetration,strong compensation capability and little splash. 3.Fan cooled,portable design,easy maintenance..
