∮3.2/4.0 Inverter DC MMA Welding Machine

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∮3.2/4.0 Inverter DC MMA Welding Machine

The ∮3.2, 4.0 inverter DC MMA welding machine is small in size and lightweight, which can be used in confined space. The new plastic panel design makes the welder more elegant and durable. In addition, the digital display shows the parameters clearly and contributes to high precision adjustment. Moreover, the machine is protected against overcurrent, overheat and undervoltage. Currently the welding equipment has found countless welding applications in the fields of shipyard, electrical power construction, maintenance, civil steel structure assembly, etc.

Technical Parameters

Inverter DC MMA Welding Machine Type	φ3.2 Type	φ4.0 Type
Code	KA1C032K68	KA1A040K78
Input Power Voltage (V.Hz)	220V±15% 50/60Hz	220V±15% 50/60Hz
Rated Input Power Capacity (KVA)	5.8	9.5
No-load Voltage (V)	65	65
Output Current Adjustment Range (A)	20-200	20-250
Rated Output Voltage (V)	27.2	30
Duty Cycle (%)	60	60
Efficiency (%)	88	88
Power Factor (COSφ)	0.93	0.93
Weight (kg)	8.2	8.5
Dimensions (mm)	365x140x250	380x140x250
Insulation Class	F	F
Protection Class	IP21S	IP21S

Our inverter DC MMA welding machines adopt full bridge inverter technology, reaching a frequency as high as 100 kHz. The use of reliable PWM current control technique ensures constant output current and stable welding current. Additionally, the voltage compensation function enables our welders to withstand strong grid voltage fluctuations. Thanks to the strong self adaptability to thermal arc starting, our products provide high success rate of arc starting.

Related Names
Strong Capacity Invert Welding Machine | Good Welding Seam Welder | Novel Plastic Panel Welder | Digital Display Welding Device

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