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MMA DC Inverter ARC Welding Machine with IGBT
| Model No | Zx7-250 | Zx7-315 | Zx7-400 | Zx7-500 | Zx7-630 |
| Input power voltage(V) | 380V+_15%(three phase) | 380V+_15%(three phase) | 380V+_15%(three phase) | 3800+_15%(three phase) | 380+_15%(three phase) |
| Input voltage frequency(Hz) | 50/60 | 50/60 | 50/60 | 50/60 | 50/60 |
| Rated input power capacity(KVA) | 8.6 | 12.8 | 18 | 26 | 35 |
| Rated input current (A) | 13.5 | 19 | 24.7 | 38 | 52 |
| No-load voltage(V) | 55 | 68 | 68 | 75 | 48 |
| Output current range(A) | 10-250 | 10-315 | 10-400 | 10-500 | 10-630 |
| Rated output voltage(V) | 30 | 33 | 36 | 45 | 48 |
| Duty cucle(%) | 60 | 60 | 60 | 60 | 60 |
| No-load loss(W) | 40 | 40 | 40 | 50 | 50 |
| Efficiency(%) | 85 | 85 | 85 | 85 | 85 |
| Power factor(cos) | 0.93 | 0.93 | 0.93 | 0.93 | 0.93 |
| Insulation class | H | H | H | H | H |
| Weight(kgs) | 9.5 | 12.5 | 15 | 19.2 | 21 |
| Dimensions(mm) | 380X155X240 | 413X180X268 | 442X205X308 | 470X230X342 | 470X230X342 |
| Protection class | IP23 | IP23 | IP23 | IP23 | IP23 |
| Diameter of rod(mm) | 1.6-4.0 | 1.6-4.0 | 1.6-5.0 | 1.6-6.0 | 1.6-6.0 |
MMA DC Inverter ARC Welding Machine with IGBT