Electromagnetic Induction Heater 1500W Handheld Rust Screw Nut Heating Removal Tool with 20mm 25mm 30mm Coils EU Plug 220V 8A Item Type: Magnetic Induction Heater Model: FH-1500B Power Saving Effect: Up to 30% or more Working Frequency: 50-60Hz Rated Power: 1500W Heating Temperature: 800℃ Heating Time of 800℃: 5-30 seconds (the larger the object, the longer the time required) Heating Bolt Diameter: Cover the coil, and the coil can be adjusted freely Environmental Temperature: -40℃-60℃ Relative Humidity: <95%RH Atmospheric Pressure: 86KPa-100KPa Functions: 1. Soft start function, in the case of frequent startup, with a long service life 2. IGBT overcurrent protection function 3. Input and output overcurrent protection automatically adjust negative feedback function 4. IGBT overtemperature protection function 5. Heating coil short circuit protection function 6. Heating coil open circuit protection function 7. Full bridge series resonant circuit topology, strong anti interference ability 8. Using high performance IGBT chip drive, accurate drive and output waveform 9. Automatic identification of load and phase lock function, so that the load side to get a higher power factor, but also make the circuit control Weak sensitive areas work efficiently 10. Several electromagnetic heating controllers are installed in parallel on the same heating pipe without interfering with each other 11. Good power saving effect, compared with the current electric heating coil, power saving more than 30% 12. Easy to install, can be connected to bucket type and plate type and other structural induction coil