-induction melting furnace induction melting furnace - capacity 0.5-40ton - usage: melting various metal - energy saving Induction ... cut-off angle.6. A perfect over-voltage, over current, voltage shortages, water shortages, defaultphase and pressure limit ... pressure, phase, over voltage, over current, voltage limit / current limit, start over-current, constant current, and the buffer starts to assure ...