t20a230xcsmdtbd| Datasheet

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Surge Arrester 3-Electrode-Arrester
Preliminary data

T20-A230XCSMD Ordering code: T. B. D.

DC spark-over voltage 1) 2) 4) Impulse spark-over voltage 4) 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

180 ... 300

< 700 < 650 < 900 < 850 10 12.5 10 50 200 200 > 10 < 1.5 < 0.2 ~ 30 ~1 ~ 200 ~ 2.0 -40 ... +90 40/ 90/ 21
ERICSSON

V V V V kA kA A A A A G pF us V A V g C

Nominal impulse discharge current (wave 8/20 us) 5) Single impulse discharge current (wave 8/20 us) 5) Nominal alternating discharge current (50 Hz, 1 s) 5) Alternating discharge current (50 Hz, 9 cycles) 5) Service life 5) 150 (+) and 150 (-) operations 250 (+) and 250 (-) operations Insulation resistance at 100 Vdc 4) Capacitance at 1 MHz Transverse delay time
4) 3)

(wave 10/1000 us) (wave 10/700 us)

Arc voltage at 1 A Glow to arc transition current Glow voltage Weight Operation and storage temperature Climatic category (IEC 60068-1) Marking, blue

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1) 2)

Customer type name

At delivery AQL 0.65 level II, DIN ISO 2859 In ionized mode 3) Test according to ITU-T Rec. K.12 4) Tip or ring electrode to center electrode 5) Total current through center electrode, half value through tip respectively ring electrode. Terms in accordance with ITU-T Rec. K.12 and DIN 57845/VDE0845

AB E / AB PM Page 1 of 2

Issue 02, 08.05.2002