Plasma Torch Control & Drive Electronics

Customer: ALTA S.p.A. (Pisa)

Year: 2002

Main features:

  • igniter (air + Argon) with a 70 mm gap between electrodes;
  • keeper power supply 30 A @ 150 Vdc (open circuit 600 Vdc), 10 Ω impedance; 3-phase mains, 32 A @ 380 Vac;
  • main power supply 270 A @ 65 Vdc (open circuit 150 Vdc) adjustable in 5% steps; 3-phase mains, 70 A @ 380 Vac;
  • microprocessor in charge of dynamic discharge control.