Low-voltage active power filter APF Technical Parameters: l Electrical characteristics: Rated voltage: 0.4,0.55,0.69,1KV Power frequency: 50Hz electrical wiring: three-phase three-wire or three-phase four-wire maximum harmonic current: 50A, 100A, 150A, 200A, 250A, 300A (single) Current sampling methods: the total load current transformer secondary side rectifier harmonic control sampling, sampling the signal cable 2.5mm2l performance indicators: voltage fluctuation range: ± 10% harmonic range: 2 times ~ 50th harmonic (or filtered user-specified load characteristic harmonic) filtering effect:> 90% of the operating modes: filtering, compensation, compensation filter + three selectable operating modes Response time: <10ms active: <1% Protection: over voltage, over current, current limiting, temperature, IGBT and other protection l control features: Nominal switching frequency: Average 10KHZ control algorithms: frequency domain filtering vector controller with adaptive compensation algorithm capabilities: dual closed-loop tracking using high-speed large-capacity DSP Display: large-screen, high-definition, Chinese menu display color touch screen l Structure: Protection class: IP 20, IP30 color: a user-specified (standard color: gray microcomputer) Cooling: Forced air Cold overall structure: Cabinet low-voltage harmonic control cabinet, can be linked together with the switchgear cabinet installation can also be placed on-line mode Independent: Cable; up and down the line; bus connection BDKJ-FC type II compensation device Features 1, the device can at 1.1 times the rated voltage of the steady-state overvoltage long run: 2, the device can root-mean-square value of not more than 1.3 times the rated current of the capacitor bank overcurrent continuous operation; 3, the device uses no heavy breakdown of high voltage circuit breakers, and containing zinc oxide surge arresters to limit the capacitor switching overvoltage generated during operation; rectifier harmonic control, Jiaxian harmonic control, the study provided by the Henan Connaught Electrical and Mechanical and Electrical Equipment Co. learning Connaught. Henan Xi Connaught Electrical Equipment Co. (www.hnxinuo.com) strong, credible, in Zhengzhou, Henan electronics, electrical products processing industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Connaught Electrical and Mechanical study into the brilliant and you work for a better future!