Surge Arrester T80-A90XSMDN
3-Electrode-Arrester Ordering code: B88069X5930T502
AB E / AB PM Issue 01, 05.05.2003
Page 1 of 2
DC spark-over voltage 1) 2) 4)
90
± 20 V
%
Impulse spark-over voltage 4)
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
< 400
< 300
< 550
< 450
V
V
V
V
Nominal impulse discharge current (wave 8/20 µs) 5)
Single impulse discharge current (wave 8/20 µs) 5) 10
15 kA
kA
Nominal alternating discharge current (50 Hz, 1 s) 5)
Alternating discharge current (50 Hz, 9 cycles) 5) 10
40 A
A
Insulation resistance at 50 Vdc 4) > 10 GΩ
Capacitance at 1 MHz 4) < 1.5 pF
Transverse delay time 3) < 0.2 µs
Arc voltage at 1 A
Glow to arc transition current
Glow voltage
~ 10
~ 1
~ 60
V
A
V
Weight ~ 2 g
Operation and storage temperature -40 ... +90 °C
Climatic category (IEC 60068-1) 40/ 90/ 21
Marking, red
90 YY O
90 - Nominal voltage
YY - Year of production
O - Non radioactive
1) At delivery AQL 0.65 level II, DIN ISO 2859
2) 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, ha lf value through
tip respectively ring electrode.
Terms in accordance with ITU-T Rec. K.12 and DIN 5784 5/VDE0845
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