B88069X8840B502

Surge arrester 3-electrode arrester Series/Type: Ordering code: T23-A250X B88069X8840B502 Date: Version: 2015-09-30 06 Content of header bars 1 and 2 of data sheet will be automatically entered in headers and footers! Please fill in the table and then change the color to "white". This ensures that the table disappears (invisible) for the customer PDF. Don't change formatting when entering or pasting text in the table and don't add any cell or line in and to it! Identification/Classification 1 Surge arrester (header 1 + top left bar): Identification/Classification 2 3-electrode arrester (header 2 + bottom left header bar): Ordering code: (top right header bar) B88069X8840B502 Series/Type: (bottom right header bar) T23-A250X Preliminary data (optional): Department: PPD AB PD / PPD AB PM Date: 2015-09-30 Version: 06  EPCOS AG 2015. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS' prior express consent is prohibited. EPCOS AG is a TDK Group Company. Surge arrester 3-electrode arrester Features B88069X8840B502 T23-A250X Applications Standard size Fast response time High current rating Stable performance over life Very low capacitance High insulation resistance RoHS-compatible Base stations Line protection Station protection Electrical specifications DC spark-over voltage 1) 2) 3) 250 ±20 V % 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 < 500 < 400 < 600 < 550 V V V V Service life 10 operations 1 operation 10 operations 10 operations [5× (+) & 5× (–)] 1 operation 1 operation 300 operations [150× (+) & 150× (–)] Insulation resistance at 50 VDC 3) 20 50 20 20 25 5 200 > 10 A A kA kA kA kA A 3) < 1.5 pF Transverse delay time 5) < 0.2 µs Arc voltage at 1 A Glow to arc transition current Glow voltage ~ 35 ~1 ~ 200 V A V Weight ~2 g Operation and storage temperature −40 ... +90 °C Climatic category (IEC 60068-1) 40/090/21 Capacitance at 1 MHz 50 Hz; 1 s 4) 50 Hz; 0.18 s (9 cycl.) 4) 8/20 µs 5) 8/20 µs 4) 8/20 µs 4) 10/350 µs 4) 10/1000 µs 4) GΩ Marking, blue negative 250 YY O 250 YY O Certifications - Nominal voltage - Year of production - Non radioactive UL 497B (E163070) Remarks on next page PPD AB PD / PPD AB PM Please read Cautions and warnings and Important notes at the end of this document. 2015-09-30 Page 2 of 5 Surge arrester 3-electrode arrester 1) 2) 3) 4) 5) 6) B88069X8840B502 T23-A250X At delivery AQL 0.65 level II, DIN ISO 2859 In ionized mode Tip or ring electrode to center electrode Total current through center electrode, half value through tip respectively ring electrode. Total current through center electrode, tip to ring shorted Test according to ITU-T Rec. K.12 Terms in accordance with ITU-T Rec. K.12; IEC 61663-2 and IEC 61643-311. Dimensional drawing in mm Ordering code and packing advice B88069X8840B502 = 500 pcs. on trays PPD AB PD / PPD AB PM Please read Cautions and warnings and Important notes at the end of this document. 2015-09-30 Page 3 of 5 Surge arrester 3-electrode arrester B88069X8840B502 T23-A250X Soldering parameter Wave soldering Wave profile features Solder Pb-free assembly Sn 95.5 / Ag 3.8 / Cu 0.7 Solder bath temperature 263 (±3) °C Dwell time