IGNF-ST-400HZ Series Medium Frequency Static Invariable Frequency Power Supply

1:Programming 2:SCR firing control&output regulation 3:Parameter&Alarm Indication 4:Interfacing with external PC or PLC

Main Technical Features and Performance Index:

1. Operation mode: local/remote operation mode can be chosen

2. Output control mode: constant voltage and constant frequency output control mode

3. Soft start time: Working time of soft start can be set between 0-200s

4. Constant voltage control accuracy≤±0.5%

5. Inverter mode: IGBT inverter soft switch static inverter, SPWM pulse modulation inverse soft switch control

6. Adjustable range of inverter output frequency range: 400HZ±20%

7. SPWM inverter carrier frequency: 1000HZ—5000HZ

8. Output waveform distortion≤±1%

9. Human-computer operation interface: PLC colorful touch screen

10. Main controller: DSP computer digital instantaneous value of double closed loop phase-locked loop control, SPWM pulse width modulation, pulse phase-shifting resolution≤1μs (0.018 degree)

11. Main protection functions: lack phase, overvoltage, under voltage, quick fuse or fuse alarm protection of AC power supply, output over current and current limiting protection, output short circuit and instantaneous overload protection, over temperature and overheat protection of IGBT switch module, quick rectification component, switch rectification transformer and bus copper bar, overheating and high pressure protection of wind machine, low block PWM trigger pulse protection

12. RS485 remote communication interface can be chosen according to customer’s requirement, remote monitor can be realized by Internet CAN bus and PRUBSS bus communication protocol

13. Real-time display, record working current, voltage and voltage and history curve of current, voltage and voltage

14. Can be connected with computer through RS485 communication interface, can be stored by U disk then re-store to computer, it is convenient for customer to save file so as to analyze product quality

15. Cooling mode: air cooling or water cooling can be chosen according to customer’s requirement

16. Product conforms to national military standard (GJB181-aircaft electric power characteristics and requirements to electrical equipment)and (GJB572- electric power characteristics and general requirements of aircraft ground power supply)etc

17. With function of three phase uniform adjustment and three phase independent separately modulation

IGNF-ST-400HZ Series Medium Frequency Static Invariable Frequency Power Supply