MMA-250 inverter dc arc welding machine

1.Easy to arc in itiation,resistance to interference,
2.Good power adjustment
3.Good welding current, low welding spatter
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Item
MMA-250
MMA-315
MMA-400
MMA-500
Input voltage(V) ±10%
3~AC~380
3~AC~380
3~AC~380
3~AC~380
Frequency(Hz)
50/60
50/60
50/60
50/60
Rated output voltage(V)
30V
32.6
36
40
Output current range(A)
20-250
20-315
20-400
20-500
Power factor
0.93
0.93
0.93
0.93
No-load loss(W)
80
80
80
80
Duty cycle(%)
60
60
60
60
Rated input current(A)
15
20.5
25.5
38
Protection class
IP21S
IP21S
IP21S
IP21S
Insulation class
F
F
F
F
Efficiency(%)
80
80
80
80
Electrode(mm)
2.0-5.0
2.0-6.0
2.0-8.0
2.0-10.0
Weight(kg)
22.5
28
30
36
Dimension(mm)
530x400x250
640x380x615
640x380x615
650x450x430





Features:




-Compact in volume, light in weight and power saved.
-Easy to arc in itiation, resistance to interference, good porce adjustment.
-Good welding current, low welding spatter.
-Protection for over voltage, over current.
-Automatic voltage pulsation compensation capalibity.
-Applicable for various acid and basic welding electrodes.
-Down hand cellulose electodes.
-We can produce followed voltage machine on different Country & Area(110V/230V/415V etc).