LDT720-24

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AC/DC converters play an increasingly important role in the world of power electronics. The LDT720-24 series is a high-performance AC/DC converter designed to meet a wide range of applications in the fields of aviation, military, communications, electric power, power electronics and rail transportation. This series of AC/DC converters offer superior performance in terms of efficiency, reliability, and flexibility.The LDT720-24 series is a three-phase AC/DC converter, capable of delivering an output voltage of up to 7200 VAC in single-phase or three-phase output configurations. The series is capable of providing up to 24A of continuous output current and up to 11 kW of peak power. The core components of this series of AC/DC converters are an IGBT / MOSFET converter, two series IGBT voltage doubler rectifier bridges, an EMI filter, a three-phase voltage feedback bridge rectifier, and a inductive output filter component. The converter is also equipped with advanced smart protection mechanisms such as over temperature, over voltage, reverse voltage, over current, and short circuit protection.The working principle of the LDT720-24 series is quite simple. The IGBT / MOSFET converter is used to achieve an AC/DC rectification. The three-phase voltage feedback bridge rectifier is used to compare the input voltage and output voltage, and then adjust the IGBT / MOSFET converter accordingly to ensure the output voltage is within the range specified. The series IGBT voltage doubler rectifier bridges are then used to double the output voltage, while the inductive filter is used to smooth the voltage output. Finally, the EMI filter is used to reduce electromagnetic interference in the AC/DC converter.The LDT720-24 series of AC/DC converters is a reliable and efficient solution for high-power application fields. Its flexibility and high performance allow for easy integration into a variety of systems, making it an ideal choice for a variety of applications in the fields of aviation, military, communications, electric power, power electronics and rail transportation.

The LDT720-24 series is designed to meet the highest standards in terms of efficiency, reliability, and flexibility. It features an advanced IGBT/MOSFET converter, two series IGBT voltage doubler rectifier bridges, an EMI filter, a three-phase voltage feedback bridge rectifier, and an inductive output filter component. With these features, the LDT720-24 series offers superior performance, ensuring reliable operation.

The working principle of the LDT720-24 series is quite simple. The IGBT/MOSFET converter is first used to rectify the AC voltage into a DC voltage. The three-phase voltage feedback bridge rectifier then compares the input voltage and the output voltage and adjusts the IGBT/MOSFET converter to ensure that the output voltage is within the acceptable range. The two series IGBT voltage doubler rectifiers are then used to double the output voltage, while the inductive filter smoothes the output voltage. Finally, the EMI filter is used to reduce electromagnetic interference in the AC/DC converter.

In conclusion, the LDT720-24 is a reliable and efficient AC/DC converter designed to meet a variety of applications in the fields of aviation, military, communications, electric power, power electronics, and rail transportation. With its high performance and flexibility, the series is an ideal choice for applications that require high power and reliability.

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