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Regenerative Electronic Load
EVWR Series
EVWR series regenerative electronic loads are specially developed for fuel cell engine testing, fuel cell DCDC testing, charging pile aging testing, etc. Core technologies such as four- quadrant PWM rectification, bidirectional BUCK conversion, and pure digital control are used to develop 100% energy feedback, high precision, rapid transient characteristics, high conversion efficiency, low pollution to the electrical grid, rich communication interfaces, and robust protection functions.
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Application Area
  • Electric vehicle motor testing
  • Charging Pile Test
  • Fuel Cell DCDC Test
  • Fuel Cell Test System
  • Electric Vehicle DCDC Test
Product Features
  • The equipment adopts four- quadrant control technology, with full- power internal energy flowing in both directions, stable and reliable operation, and energy- saving and high efficiency.
  • Multiple working modes of constant resistance, constant voltage, constant current, and constant power.
  • Rapid transient response.
  • The equipment adopts high- speed digital control technology, and the output accuracy reaches 0.1%.
  • Adopting PWM rectification technology, with power factor 0.99, input harmonics <3% and efficiency >93%.
  • With automatic voltage drop compensation function to automatically compensate line voltage drop.
  • The 10- inch touchscreen is used for operation and display.
  • The output parameters and protection parameters are programmable and can be used for different types of equipment tests.
  • It is highly reliable by adopting internal components from international brands such as LEM and Infineon.
  • The modular design is adopted, and the later maintenance of the equipment is simple.
Technical parameter table
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