Model MRD PTM 400/600 Amps for Plasma Cutting, TIG Welding, Manual Metal Arc Welding 70-90 OCV/160-170 Volts for Plasma Cutting to cut ferrous/non ferrous materials upto 40mm thick Plate on Model MRD PTM 400 using Nitrogen/Argon gas.

Features Full wave transducting (Magnetic Amplifier) Control DC Arc Welding Rectifiers 50-400 Amps for Manual Arc / TIG Welding Process cum Plasma Arc Cutting Power Source with change over strip from 80 volts DC to 170 volts DC.