The Delta Active Front End (AFE) Series is a controllable rectifier capable of bidirectional energy transfer between AC and DC systems. By utilizing energy feedback, it significantly reduces energy consumption and enhances the braking performance of inverter-driven systems.<\/strong><\/p>\n\n\n\n Through sine wave PWM control, high-order harmonic currents are greatly minimized. Power factor correction (PF=1) aligns the AC voltage and current, allowing load and supply capacity to match 1:1, reducing costs for power cables and connected equipment.<\/strong><\/p>\n\n\n\n The AFE Series eliminates high-order harmonics (THD<5%), maintains performance despite grid fluctuations, and supports parallel operation with excellent dynamic characteristics.<\/strong><\/p>\n\n\n\n Delta\u2019s AFE2000 Series leverages decades of expertise in AC motor drives, enabling recovered energy from loads to be fed back to the grid instead of dissipating as heat, improving industrial automation efficiency, process scalability, and energy savings while supporting environmental sustainability.<\/strong><\/p>\n\n\n\n High Inertia Loads<\/strong>: coarse sand textile machines, horizontal screw centrifuges, drilling machines and machine tools<\/p>\n\n\n\n Four-Quadrant Loads<\/strong>: cranes and hoists, passenger and freight elevators, oil extraction machines<\/p>\n\n\n\n Rapid Braking Required<\/strong>: machine tools, high-speed spindles, bag-making machines<\/p>\n\n\n\n Long-Term Energy Feedback<\/strong>: wind power generation systems, hydropower generation systems<\/p>\n\n\n\n Supports DC Parallel Power Supply<\/strong>: logistics and warehousing systems, wind power generation systems, LED street lighting systems<\/p>\n\n\n\n Provides Good Power Quality for Power Line Products<\/strong> in large communication transmission systems<\/p>\n\n\n\n <\/p>","protected":false},"excerpt":{"rendered":" The Delta Active Front End (AFE) Series is a controllable rectifier capable of bidirectional energy transfer between AC and DC systems. By utilizing energy feedback, it significantly reduces energy consumption and enhances the braking performance of inverter-driven systems. Through sine wave PWM control, high-order harmonic currents are greatly minimized. Power factor correction (PF=1) aligns the […]<\/p>\n","protected":false},"author":1,"featured_media":2156,"template":"","meta":{"_acf_changed":false,"_gspb_post_css":"#gspb_heading-id-gsbp-e671432{margin-bottom:0}","footnotes":""},"product_cat":[26],"product_tag":[],"class_list":["post-2155","wpkj_product","type-wpkj_product","status-publish","has-post-thumbnail","hentry","product_cat-power-quality"],"blocksy_meta":[],"yoast_head":"\nCHAMPS D'APPLICATION<\/h2>\n\n\n\n
SP\u00c9CIFICATIONS TECHNIQUES<\/h2>\n\n\n\n
Feature Category<\/th> Details<\/th><\/tr><\/thead> Power Flow & Power Factor Control<\/strong><\/td> Bi-directional AC\/DC power flow control and power factor correction approaching 100%, achieving green energy-saving benefits.<\/td><\/tr> Braking Optimization<\/strong><\/td> Replaces braking resistors, reducing heat loss, saving energy, and saving space.<\/td><\/tr> Current Waveform Control<\/strong><\/td> Generates high-quality sinusoidal current through sine-wave PWM control, significantly reducing harmonic currents.<\/td><\/tr> Harmonic Distortion Compliance<\/strong><\/td> Meets IEEE STD.519\u20131992 \u2013 total current harmonic distortion below 5%.<\/td><\/tr> DC-Side Stability<\/strong><\/td> Maintains constant voltage or current on the DC bus even under unstable grid conditions.<\/td><\/tr> Multi-Drive Parallel Support<\/strong><\/td> Supports parallel connection of multiple AC drives on a shared DC bus.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n