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Modular multiprocess three phase MIG-MAG inverter DIGISTEEL III SAF-FRO

DIGISTEEL III Range

Modular multiprocess three phase MIG MAG inverter

DIGISTEEL III is the very latest innovative MIG/MAG welding machines from SAF-FRO offering superior welding performance & very easy to use interface. Including a ECO design inverter, it allows a perfect control of the welding current waveform even for pulls mode.

Product Advantages

✔ Robust design
✔ Low consumption
✔ Precise welding quality
✔ Modular
✔ High performance

Robust and powerful

DIGISTEEL III  has been designed in a modular form for easy workshop mobility to suit all welding applications (manual or  automation). A lot of options are available in order to make easier the welder tasks.

  • A modular concept to meet all user requirements
  • User friendly control panels
  • Small machine for easier access
  • Light installation (34 kg for the power source)
  • Generator compatible
  • Standard MIG-MAG / Speed Short Arc / HPS / MMA
  • In synergic mode, more than 100 synergies available
  • Storage of 100 welding programs
  • Locking parameters by a digit code with tolerance (+/- 20%)
  • Simple automatic interface

Technical features

  DIGISTEEL III 320C DIGISTEEL III 420 DIGISTEEL III 520

Power supply
50/60 Hz

                       400 V (+ 20% / - 20%)
Maximum primary
consumption (100%)
18,7 A 26 A 33,9 A
Welding current 15 - 320 A 15 A - 420 A 15 A - 500 A
Open circuit voltage                                      73 V

Duty cycle 60%
(at  40°C)    

280 A 420 A 500 A
Dimensions
(L x w x h)
                       720 x 295 x 525 mm
Weight 29 kg 34 kg 40 kg
Standards                        EN 60974-1 - EN 60974-10