Surge Arrester 3-Electrode-Arrester T90-A230XFSMD Ordering code: B88069X6690T902 DC spark-over voltage 1) 2) 3) 230 ± 20 V % < 580 < 460 V V < 750 < 600 V V >1 GΩ < 1.5 pF Service life according to ITU-T-Rec. K.12 300 operations 10/1000 µs 4) 1 operation 10/350 µs 4) 10 operations 8/20 µs 4) 10 operations 8/20 µs 5) 10 operations 50 Hz; 1 s 4) 10 operations 50 Hz; 1 s 5) 200 2 5 5 5 5 A kA kA kA Arms Arms Service life according to Telebras SDT 235-430-708 120 operations 10/1000 µs 4) 20 operations 10/1000 µs 4) 6 operations 10/1000 µs 4) 2 operations 10/1000 µs 6) 2 operations 10/1000 µs 6) 10 operations 50 Hz; 1 s 4) 1 operation 50 Hz; 0.33 s 4) 50 100 200 200 1 2 20 A A A A kA Arms Arms DC holdover voltage 7) at 52 Vdc/ 260 Ω at 80 Vdc/ 330 Ω at 135 Vdc/ 1300 Ω < 150 < 150 < 150 ms ms ms Transverse delay time 3) < 0.2 µs Arc voltage at 1 A Glow to arc transition current Glow voltage ~ 10 ~1 ~ 60 V A V Weight ~ 0.8 g Storage temperature -40 ... +90 °C Climatic category (IEC 60068-1) 40/ 90/ 21 Impulse spark-over voltage 3) at 100 V/µs - for 99 % of measured values - typical values of distribution at 1 kV/µs - for 99 % of measured values - typical values of distribution Insulation resistance at 100 Vdc 3) Capacitance at 1 MHz 3) KB AB E / KB AB PM Issue 09, 21.07.2004 Page 1 of 2 Surge Arrester 3-Electrode-Arrester T90-A230XFSMD Ordering code: B88069X6690T902 Marking, blue 230 YY O 230 YY O - Nominal voltage - Year of production - Non radioactive 1) At delivery AQL 0.65 level II, DIN ISO 2859 In ionized mode 3) Tip or ring electrode to center electrode 4) Total current through center electrode, half value through tip respectively ring electrode. 5) Total current through center electrode, same value through tip respectively ring electrode; in addition to ITU-T-Rec. K.12 6) 1 operation for each gap; total current through center electrode; same value through tip respectively ring electrode 7) Test according to ITU-T-Rec. K.12 Terms in accordance with ITU-T Rec. K.12 and DIN 57845/VDE0845 2) The arrester failsafe mechanism contains a insulating foil with a melting temperature of 260 °C. Arrester fail safe works at temperatures > 260 °C. The arrester has to be fixed mechanically, if the arrester is contacted by soldering and if the solder temperature is less than 260 °C. Not to scale Dimensions in mm Non controlled document EPCOS AG 2002. Reproduction, publication and dissemination of this data sheet, enclosures hereto and the information contained therein without EPCOS' prior express consent is prohibited. Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers' Association), unless otherwise agreed. KB AB E / KB AB PM Issue 09, 21.07.2004 Page 2 of 2