Filter coil SKS AEER series for regenerative drive

high dv/dtthree-phaseline

LCL Four-Quadrant Inverter (regenerate filter reactor ) Filter reactor together with capacitors can combine harmonic circuit to reduce the harmonic current in the system , mainly 3rd , 5th , 7th , 11th , 13th and higher . Filter reactor can be installed by parallel or serial connection . Function of LCL Four-Quadrant Inverter (regenerate filter reactor ) PWM Rectifier LCL reactor , carrier frequency: ≥2K working Frequency: 50HZ Phase: 3 Harmonic contains the VFD’s interference for the power grid , harmonics mainly 3、5、7、9、11、13、15、17、19 , output side harmonics mostly 5~10Khz high frequency harmonics . Technical parameter Rated current:≤5000A ; Rated voltage:＜1000V；dielectric strength : winding-ground 3000VAC/50HZ/60S free of damage Insulation resistor : winding-ground , cross core screw-ground 500VDC , insulation resistance≥100MΩ ; reactor noise:＜65db (1 meter from reactor) Protection:IP00; Insulation:F/H , Standard:IEC289;GB10229-88 (eqv IEC289:1987) Working Environment Requirements Altitude less than 1000 meters , above 1000meters working under clocking ; Ambient temperature -25℃~+40℃; Relative humidity : ≤ 90% No toxic gas , no flammable and explosive item , no electroconductive dust Application: Wind power generation, photovoltaic ,VFD and UPS