TERRA welding machines – Product overview
The field of application of TERRA welding machines is determined by the welding process. Böhler Welding offers the right welding machine for every process.
TERRA 270 RC- MMA Process
Technical Specification
| 270 | 270 RC | |
| General | ||
| Welding processes | MMA – TIG DC Lift | MMA – TIG DC Lift |
| Materials | Carbon steels – Stainless Steels – Cast Irons – Aluminum | Carbon steels – Stainless Steels – Cast Irons – Aluminum |
| Dimensions L x W x H | 500 x 190 x 400 mm | 500 x 190 x 400 mm |
| Weight | 16.1 kg | 16.1 kg |
| Power supply | ||
| Voltage (50/60 Hz) | 3 x 400 V ± 15 % | 3 x 400 V ± 15 % |
| Maximum Input power | 14.0 kVA | 14.0 kVA |
| Maximum Input current | 20.2 A | 20.2 A |
| Efficiency | 85 % | 85 % |
| Slow blow line fuse | 16 A | 16 A |
| Open circuit voltage | 70 Vdc | 70 Vdc |
| IP protection rate | IP23S | IP23S |
| Insulation class | H | H |
| Power supply cable | 4 x 2.5 mm2 – 5 m | 4 x 2.5 mm2 – 5 m |
| Welding | ||
| Adjustment range | 3 A – 270 A | 3 A – 270 A |
| Duty cycle
MMA – 40 °C |
40 % – 270 A 60 % – 255 A 100 % – 240 A |
40 % – 270 A 60 % – 255 A 100 % – 240 A |
| Duty cycle
MMA – 25 °C |
100% – 270 A | 100 % – 270 A |
| MMA electrode synergy | – | YES |
| VRD | – | YES |
| Remote control compatible | – | YES |
Technicalities
- New generation inverter technology power source (patented 3-level technology)
- High power at 100% of duty cycle
- Heavy duty and enviromental conditions, high service life
- CAN fieldbus digital communication protocol system (very high speed and high reliability digital communication)
- Software based controls can be upgraded as new features become available (Terra 270 RC)
- High temperature, shockproof, abrasion resistant plastic case
- Air flow ducting and fully encapsulated PC board to avoid dust contamination
- Excellent performances also with long power supply extension cables
- Ideal for stick welding with multiple types of popular electrodes
- Built-in adjustable arc control features (hot start, arc force, antisticking)
- Reduced electromagnetic interference with lift start TIG welding
- Remote control compatible (Terra 270 RC)
- Current socket (panel) 50/70 mm²
- Extremely rugged, reliable and easy-to-use systems
- Full digital and user-friendly control panel
- Easy and accurate adjustments
- Fully microprocessor controlled welding processes
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