... 3.Low energy, environmentally friendly Summary: IGBT high-frequency power supply is a resonant AC-DC-AC inverter dedicated to induction heating; It ... . Frequency range wide, dynamic adaptive range wide; 3. Induction loop working stable from a single ring to multiple ring ... (AC/DC), overheating, overvoltage. Time can be preset when heating, insulation, cooling; 6. Compared with similar machines, it has ...