Product Description
| ITEM | MMA250I | MMA-300I | MMA-400I | MMA-500I | MMA-600I |
| Rated supply voltage(V) | 380 | 380 | 380 | 380 | 380 |
| Supply frequency(Hz) | 50/60 | 50/60 | 50/60 | 50/60 | 50/60 |
| Rated input capacity(KVA) | 9.4 | 14 | 18.4 | 28 | 36 |
| No-load voltage(V) | 65 | 67 | 67 | 72 | 72 |
| Current range(A) | 20-250 | 20-300 | 20-400 | 20-500 | 20-630 |
| Rated duty cycle(%) | 60 | 60 | 60 | 60 | 60 |
| usable eletrode(mm) | 1.6-5.0 | 2.0-5.0 | 2.0-6.0 | 2.0-5.0 | 2.0-8.0 |
| Protection degree | IP21S | IP21S | IP21S | IP21S | IP21S |
| Weight(kg) | 15 | 20 | 23 | 28 | 30 |
| machine size(mm) | 400*200*385 | 400*200*385 | 475*222*410 | 550*300*460 | 550*300*460 |
TECHNICAL DESCRIPTIONS AND FEATURES
1.Inverter technology Mosfet switches,Three phase,DCoutput.
2.Accurate digital display for welding current,precise control for arc force and welding current.
3.Dynamic performance,high efficiency that designed especially for industrial use.
4.Easy arc starting,deep penetration,strong compensation capability and little splash.
5.Auto protection of anti-stick over heat and over current.
1.Inverter technology Mosfet switches,Three phase,DCoutput.
2.Accurate digital display for welding current,precise control for arc force and welding current.
3.Dynamic performance,high efficiency that designed especially for industrial use.
4.Easy arc starting,deep penetration,strong compensation capability and little splash.
5.Auto protection of anti-stick over heat and over current.
6.Suitable for welding carbon steel, alloy steel, cast iron, stainless steel ,etc.
7.compete with electrode holder , earth clamp , face mask , hammer.