DSP+CPLD Full Digital Control Ultrahigh Frequency Induction Heaters.

Power	50-1500KW
Oscillating frequency	120-400KHz
Input voltage	3phase 380V 50/60Hz
Power adjustment range	5-100% adjustable
Power control accuracy	±1%
Anti-voltage fluctuation performance	Grid voltage fluctuation ±10%, output power fluctuation ±1%
Power factor	＞0.97
Protection level	IP54
Operating mode	Arbitrary selection of constant voltage/constant power
Control system	DSP+CPLD
Control method	Any switch between internal control and remote control
Operation interface	Man-machine interface + button
Communication Interface	Ethernet port/RS485
Working temperature	0-40°C
Cooling method	Combination of forced water cooling and air-conditioning
Frequency control precision	±1.5KHz
Start up time	0.1Sec.
Power stability	＜±0.1%
Water pressure	0.15-0.3Mpa
Resonant mode	Series
Inverter bridge components	MOSFET

DSP + CPLD full digital control

DPLL all-digital frequency tracking

All-fiber digital signal transmission

IGBT full soft switching inverting

CPLD full digital rectifier control

All-digital intelligent protection

Modular inverting structure design

Design of water and electricity separation of the whole machine

Fully enclosed non-convection Rittal cabinet

Optional energy monitoring system

High output power stability

Intelligent fault identification

various communication interfaces and protocols

Anti-interference design of the whole inverter

Consistent design during startup

36V Low voltage safety debugging mode design

Anti-grid fluctuations and improve inverter stability design

Electromagnetic compatibility design

high-precision heat treatment process (induction hardening, induction tempering, induction annealing, induction hardening &tempering), induction hot forging, induction preheating, induction welding, induction brazing, induction casting and so on.