Surge Arrester 2-Electrode-Arrester
A71-H12X Ordering code: B88069X2090S102
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
1200 ± 20 1900 1800 2000 1900 10 10 10 65 10 1 ~ 20 ~ 0.
5 ~ 160 ~1 -40 .
.
.
+90 40/ 90/ 21 1200 YY O
1200 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) In...