B88069X3971B502 TDK

Surge arrester 3-electrode arrester Series/Type: T33-A250XF1 Ordering code: B88069X3971B502 Version/Date: Issue 02 / 2006-06-08 Version: 01 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 towhit (or invisible). This ensures that the table disappears for the customer PDF. To update the data sheet, click on the symbolPrevie and thenClos. Please do not alter the header or footer when copying the content. Identification/Classification 1: Surge arrester (header 1 + top left header bar) Identification/Classification 2: 3-electrode arrester (header 2 + bottom left header bar) Ordering code: B88069X3971B502 (top right header bar) Series/Type: T33-A250XF1 (top right header bar) 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 B88069X3971B502 3-electrode arrester T33-A250XF1 Features Applications Very small size Branch exchange (MDF) Extremely fast response time Line protection High current rating Station protection Stable performance over life Extremely low capacitance High insulation resistance Reliable fail safe device RoHS-compatible Electrical specifications 1) 2) ) 4) DC spark-over voltage (line to ground) 200 ... 300 V 1) 2) 6) DC spark-over voltage (line to line) 200 ... 450 V 4) Impulse spark-over voltage at 100 V/s - for 99 % of measured values < 500 V - typical values of distribution < 400 V at 1 kV/s - for 99 % of measured values < 550 V - typical values of distribution < 450 V 5) Nominal impulse discharge current (wave 8/20 s) 10 kA 5) Single impulse discharge current (wave 8/20 s) 10 kA 5) Nominal alternating discharge current (50 Hz, 1 s) 5 A 4) Insulation resistance at 100 V > 10 G dc 4) Capacitance at 1 MHz < 1.5 pF 3) Transverse delay time < 0.2 s Arc voltage at 1 A ~ 30 V Glow to arc transition current ~ 1 A Glow voltage ~ 200 V Weight ~ 1.4 g Storage temperature -40 ... +90 C Climatic category (IEC 60068-1) 40/ 90/ 21 Marking, blue negative 250 YY O 250 - Nominal voltage YY - Year of production O - Non radioactive KB AB E / KB AB PM Issue 02 / 2006-06-08 Please read Cautions and warnings and Page 2 of 4 Important notes at the end of this document.