1.Technology composition: This product outfits silicon controlled voltage thyristor; over currentprotection device;open-phase protection device; hydraulic protection device and three-phase silicon bridge. Its oscillating circuit is triple-circuit mutual inductance coupling circuit. 2.Usage: This equipment is used for heating parts of various complex shapes steel and cast iron. 3.Paremeters: 3.1 oscillating frequency: 200-250KHz 3.2 fluctuating power: 100KW 3.3 output power: more than 85KW 3.4 maximum electricity consumption