Surge Arrester 2-Electrode-Arrester
A81-A250X Ordering code: B88069X1500xxxx a)
DC spark-over voltage 1) Impulse spark...
Surge Arrester 2-Electrode-Arrester
A81-A250X Ordering code: B88069X1500xxxx a)
DC spark-over
voltage 1) Impulse spark-over
voltage at 100 V/µs - for 99 % of measured values - typical values of distribution
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250 ± 20 < 550 < 500 < 700 < 650 20 25 10 100 > 10 < 1.5 ~ 15 ~ 0.5 ~ 60 ~ 1.5 -40 ... +90 40/ 90/ 21 250 YY O
250 YY O - Nominal
voltage - Year of production - Non radioactive
V % V V V V kA kA A A GΩ pF V A V g °C
at 1 kV/µs
- for 99 % of measured values - typical values of distribution
Nominal impulse discharge current (wave 8/20 µs) Single impulse discharge current (wave 8/20 µs) Nominal alternating discharge current (50 Hz, 1 s) Alternating discharge current (50 Hz, 9 cycles) Insulation resistance at 100 Vdc Capacitance at 1 MHz Arc
voltage at 1 A Glow to arc transition current Glow
voltage Weight Operation and storage temperature Climatic category (IEC 60068-1) Marking, blue
a)
xxxx = S102 (100 pcs on 5 taped stripes) = T502 (500 pcs on tape and reel)
1)
At delivery AQL 0.65 level II, DIN ISO 2859 Terms in accordance with ITU-T Rec. K.12 and DIN 57845/VDE0845
AB E / AB PM Page 1 of 2
Issue 01, 27.10.2003
Surge Arrester 2-Electrode-Arrester
A81-A250X Ordering code: B88069X1500xxxx a)
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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 ...