m51a350xfx4291| Datasheet

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Surge Arrester 2-Electrode-Arrester

M51-A350XF Ordering code: B88069X4291C102

DC spark-over voltage 1) 2) Impulse spark-over voltage at 100 V/us - for 99 % of measured values - typical values of distribution at 1 kV/us - for 99 % of measured values - typical values of distribution

350 20 < 800 < 750 < 900 < 800 5 10 5 10 >1 <1 ~ 20 ~ 0.8 ~ 65 ~1 -40 ... +90 40/ 90/ 21 350 YY O
350 YY O - Nominal voltage - Year of production - Non radioactive

V % V V V V kA kA A A G pF V A V g C

Nominal impulse discharge current (wave 8/20 us) Single impulse discharge current (wave 8/20 us) 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

1) 2)

At delivery AQL 0.65 level II, DIN ISO 2859 In ionized mode Terms in accordance with ITU-T Rec. K.12 and DIN 57845/VDE0845 The arrester failsafe mechanism contains a solder pellet with a melting temperature range from 193 to 203 C.

KB AB E / KB AB PM Page 1 of 2

Issue 01, 27.09.2004