IGBT DC Inverter arc welder MMA-250A/315/400/500/630A
1. Portable, high efficiency, enery-saving,
2. Easy to start the arc, it can resist disturbing stable arc and little spatter.
3. Good welding quality, deep penetration and strong strength.
4. With over-heat, overvoltage and over-current protection.
5. Be able to work continuously, it can balance automatically when voltage is waving.
6. Suit for all kinds of electrodes, be able to weld cellulose rod.
7. With complete accessories: Electrodes holder, earth clamp, welding cable, brush /hammer, protective mask, gloves, carton box.
ItemMMA-250(IGBT)MMA-315(IGBT)MMA-400(IGBT)MMA-500(IGBT)MMA-630(IGBT)Power voltage(V)380380380380380Rated Input Capacity(Kva)7121723.524Frequency(Hz)50/6050/6050/6050/6050/60No-load voltage(V)5675757575Output current range(A)10~20010~31510~40010~50010~600Rated Input voltage(V)3032.5353838Duty cycle(%)6060606060Efficiency(%)8585858585Insulation classFFFFFProtection classIP21IP21IP21IP21IP21Diameter of rod (mm)1.6~41.6~51.6~61.6~61.6~6Power factor(cosΦ)0.930.930.930.930.93PackageCarton boxAccessoriesWelding wire Earth clamp Helmet Steel brush.Weight(kg)1820.3384343Dimension(mm)580x310x500580x310x500580x310x590580x310x590580x310x5901x20"FT(set)3353352802802501x40"FT(set)670670560560530