Medium Frequency Induction Furnace -Capacity:500kg -Usage:melting various metal -Energy ... diagram,water drawing2. Electric drawing andExternal circuit diagram3. Electrical control theory drawing4. instruction manual6.Packing list3.installing,debuging ... the largest production capacity.cold furnace50--60mins,hot furnace,20--30mins MODELINPUT POWERPRODUCTION CAPACITIESSTEELbrass,copper,gold,silverALRL- ...