1.Adopting advanced inverter technique and excellent imported raw material, high working efficiency, small in size and light in weight.
2.High frequency pressurization arc starting pulse heat arc starting design which is easy for arc starting, wide range for current adjusting and superior of cost performance.
3.Protection equipment is set internally to prevent over heat, over current, lack of voltage etc. to ensure safety operation.
4.Unique design of output characteristic, suitable for wire-added welding and esthetic welding seam.
5.Strong adaptability to grid, high duty cycle and suitable for continuous working of factor.
6.Simple structure, excellent technics, durability, reliability and easy maintenance.
7.Ideal equipment to weld stainless steel, carbon steel, pure copper (red copper) etc.
8.One machine serves several purposes and stable performance, high efficiency and energy saving.
9.Adopting passive power factor correction technique, and high in power factor.
2.High frequency pressurization arc starting pulse heat arc starting design which is easy for arc starting, wide range for current adjusting and superior of cost performance.
3.Protection equipment is set internally to prevent over heat, over current, lack of voltage etc. to ensure safety operation.
4.Unique design of output characteristic, suitable for wire-added welding and esthetic welding seam.
5.Strong adaptability to grid, high duty cycle and suitable for continuous working of factor.
6.Simple structure, excellent technics, durability, reliability and easy maintenance.
7.Ideal equipment to weld stainless steel, carbon steel, pure copper (red copper) etc.
8.One machine serves several purposes and stable performance, high efficiency and energy saving.
9.Adopting passive power factor correction technique, and high in power factor.
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MMA Series IGBT Inverter DC Manual Welder
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MMA-250
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MMA-315
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MMA-400
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MMA-500
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MMA-630
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Input power voltage(V)/Frequency(HZ)
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Three phase 380V,50/60HZ
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Rated Current (A)
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250
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315
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400
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500
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630
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Rated Input Capacity(KVA)
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10
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12
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16
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20
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32
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Open Circuit Voltage(V)
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57±5
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57±5
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57±5
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57±5
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67±3
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Electrodes
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J421,J422,J506,J507,stainless steel,cast iron,copper,aluminum ETC.
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Electrode Diameter (MM)
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1.6-4.0
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1.6-5.0
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1.6-5.0
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1.6-6
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10 or(5X20)
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Current Adjusting Range(A)
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20-250
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20-315
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20-400
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20-500
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30-630
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Input Voltage(V)
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380±10%
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380±10%
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380±10%
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380±10%
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380±10%
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Output Cable Length(M)
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≤100
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≤100
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≤100
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≤100
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≤100
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Power Factor
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0.9
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0.9
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0.9
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0.9
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0.9
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Efficiency
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90%
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90%
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90%
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93%
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90%
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Input Phase Current When Open Circuit
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0.19A
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Self-Protection
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Have default phase,over-voltage,low-voltage,over-heat self protect functions.
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Overall Dimension (MM)
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436*202*319
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436*202*319
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436*202*319
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436*202*319
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436*202*319
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Weight(KG)
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12.8
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12.8
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12.8
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12.8
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12.8
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Insulation Class
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F
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F
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F
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F
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F
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Protection Grade
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IP21
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IP21
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IP21
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IP21
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IP21
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Display
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LED Digital Display
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LED Digital Display
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LED Digital Display
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LED Digital Display
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LED Digital Display
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