DC-Link Inverter Filter Capacitor For Welding Machine These capacitors are used for high frequency switching power supply filter,absorption, in every other straight, resonant circuit And it is widely applied to EMI, such as high frequency welding inverter, UPS, electric vehicles,etc Features 1.Used in high power high frequency switching power supply of high-frequency pulse current absorption filter 2.Low ESR, high ripple current handling capabilities and large current shock 3.Low LS, good high frequency characteristics 4.Self-healing property 5.Long lifetime 6.Plastic case, filled with resin Technical Specification Capacitance(uf) 40uF 10uF 20uF 50uF 3uF Rated DC voltage Un (V) 1250VDC 1400VDC 1400VDC 350VDC 500VAC Max rms current Imax (A) 40A 18A 35A 35A 45A Capacitance Tolerance (J) +/-5% +/-5% +/-5% +/-5% +/-5% Dv/dt (V/us) 20.0 20.0 20.0 20.0 800 Self Inductance Rs (nH) <10 <10 <10 <10 <10 Ut-t (V) 1250V,10S 1800V,10S 1800V,10S 600V,10S 1800V,10S Ut-c (V) 3000VAC,60S 3000VAC,60S 3000VAC,60S 3000VAC,60S 3000VAC,60S Size (mm) 74*46*49 dia50*60 dia50*60 dia50*60 dia50*60 tgδ(20C,10Khz) <100x10-4 <30x10-4 <50x10-4 <55x10-4 <10x10-4 Note: other specifications and size out of the table are negotiable.