This 3 Phase , 5 Level Diode Clamped Multilevel inverter power module is designed by using IGBT  for  AC induction  motor control application. This power module can be used for Motor application by proper external PWM controller interfacing (like Dspic , FPGA & DSP). This Module consists of

  • 24 Number of IGBT Rating @ 1200V , 50A forms 3 phase 5 Level MLI Power circuit
  • IGBT Power circuit  input and outputs are  terminated by suitable rating banana connectors in front panel with necessary indication
  • Diode rectifier ( 600V @ 35A ) is provided to converter input AC voltage to DC Bus voltage
  • Analogue DC Voltmeter is provided to measure DC Bus voltage
  • 24 Number of PWM Isolator IC (6N137) is used to isolate All the six PWM signals input
  • Built in IGBT Gate Driver is provided for IGBT Gate signal amplification.
  • 3 numbers of Hall effect current sensor @ 25A is provided for 3Ø output AC Current measurement
  • 1 numbers of Hall effect current sensor @ 25A is provided for Input DC bus Current measurement
  • Op-Amp based Signal conditioner circuits are provided in all sensors for output current signals amplifications
  • One number of automatic trip circuit is provided for O/C protection
Power Circuit

Input : 0-230VAC , 50 HZ (or) 4 Numbers of DC 0-150VDC, Output : 3 Ø ,200V @ 5A ,

Number of PWM Input            :           24 @ Maximum PWM Frequency:15KHZ

PWM Level                                :           0-5V (TTL)

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