Surge Arrester 2-Electrode-Arrester
A71-H25X Ordering code: B88069X2190S102
DC spark-over
voltage 1) 2) Impulse spark-over
voltage 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
2500 ± 20 3900 3800 4000 3900 2.
5 2.
5 2.
5 2.
5 10 1 ~ 20 ~1 ~ 180 ~ 1.
5 -40 .
.
.
+90 40/ 90/ 21 2500 YY O
2500 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
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...