| 产品名称 | ZX7-200S/T | ZX7-250S/T | ZX7-315S/T | ZX7-400S/T | ZX7-500S/T |
| 额定输入电压（V） Rated Input voltage (V) | 220V±10% | 380V±10% | 380V±10% | 380V±10% | 380V±10% |
| 额定输入频率（HZ） Rated Input Frequency | 1～50Hz/60Hz | 3～50Hz/60Hz | 3～50Hz/60Hz | 3～50Hz/60Hz | 3～50Hz/60Hz |
| 额定输入功率（KW）Rated Input Power | 7KVA | 9.3KVA | 12.8KVA | 18KVA | 25KVA |
| 电流调节范围（A） Welding Current Range | 15A-200A | 18A-250A | 22A-315A | 30A-400A | 35A-500A |
| 输出电压调节（V）Output Voltage Range | TIG:10.6V-18V | TIG:10.7V-20V | TIG:10.8V-22.6V | TIG:11.2V-26V | TIG:11.4V-30V |
| MMA:20.6V-28V | MMA:20.7V-30V | MMA:20.8V-32.6V | MMA:21.2V-36V | MMA:21.4V-40V |
| 最高空载电压（V）Highest No Load Voltage | 75V | 75V | 75V | 75V | 75V |
| 额定最大输入电流（A） Rate Output Current (A) | 31.8A | 14.2A | 19.5A | 27.3A | 38A |
| 负载持续率 Duty Cycle (%) | 60% | 60% | 60% | 60% | 60% |
| 外壳防护等级 Protection Class | IP21S | IP21S | IP21S | IP21S | IP21S |
| 焊接厚度 Welding thickness | 0.3-4mm | 0.4-7mm | 0.4-9mm | 0.4-12mm | 0.5-20mm |
| 外观尺寸（长*宽*高） Overall dimension (mm) | 660×220×460 | 650×310×620 |
| 重量（KG） Weight (KG) | 21 |
| 31 | 41 | 42 |
