Kemppi MST355ACDCG Master T AC/DC G Power Source (excludes MastserTig 535 AC/DC)
A professional ACDC TIG welder delivers 350 A from a 3-phase 400 V power supply. Suitable for generator use.
Technical Data
| Mains connection voltage | 380...460 V ±10 % |
| Mains connection phases | 3~50/60 Hz |
| Mains connection cable type | 4G, H07RN-F |
| Mains connection cable size | 2.5 mm² |
| Maximum supply current [I1max] | 17 ... 14 A |
| Effective supply current [I1eff] | 11 ... 10 A |
| Rated maximum input power [S1max] | 12 kVA |
| Mains fuse | 16 A |
| No-load voltage, MMA/TIG [U0] | 75 ... 95 V |
| Idle power | 20 W |
| Output, duty cycle % at rated max. current, TIG | 30 % |
| Output at +40 °C, rated max current, TIG | 350 A |
| Output at +40 °C, 60% TIG | 230 A |
| Output at +40 °C, 100% TIG | 190 A |
| Output, duty cycle % at rated max. current, MMA | 35 % |
| Output at +40 °C, rated max current, MMA | 270 A |
| Output at +40 °C, 60% MMA | 230 A |
| Output at +40 °C, 100% MMA | 190 A |
| Output range, TIG | 5 A / 1 V ... 350 A / 38 V |
| Output range, MMA | 10 A / 10 V ... 270 A / 39 V |
| Power factor at rated maximum current [λ] | 0.9 |
| Efficiency at rated maximum current [η] | 86 % |
| EMC class | A |
| Minimum short-circuit power of supply network [Ssc] | 1.9 MVA |
| Stick electrode diameter | 1.6 ... 6 mm |
| Voltage supply for cooling unit | 380...460 V |
| Welding connection type | R1/4 |
| Wired communication type | Analog, Kemppi Remote-Bus |
| Wireless communication type | Bluetooth |
| Transmitter frequency and power | 2400...2483.5 MHz, 10 dBm |
| Operating temperature | -20 ... 40 °C |
| Storage temperature | -40 ... 60 °C |
| Recommended minimum generator power [Sgen] | 20 kVA |
| Degree of protection (fully installed) | IP23 |
| External dimensions, length | 544 mm |
| External dimensions, width | 205 mm |
| External dimensions, height | 443 mm |
| Weight without accessories | 22.5 kg |
| Standards | IEC 60974-1,-3,-10, IEC 61000-3-12, GB 15579.1 |