B88069X5910T902 Datasheet, PDF (1/2 Pages) EPCOS – SURGE ARRESTER 2-electrode arrester

Surge Arrester
3-Electrode-Arrester
T90-A170XFSMD
Ordering code: B88069X5910T902
DC spark-over voltage ^{1) 2) 4)}
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
Nominal impulse discharge current (wave 8/20 µs) ⁵⁾
Nominal alternating discharge current (50 Hz, 1 s) ⁵⁾
Insulation resistance at 100 V_dc ⁴⁾
Capacitance at 1 MHz ⁴⁾
Transverse delay time ³⁾
Arc voltage at 1 A
Glow to arc transition current
Glow voltage
Weight
Storage temperature
Climatic category (IEC 60068-1)
Marking, blue
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, half value through}
tip respectively ring electrode.
6) _{Total current through center electrode, same value through}
tip respectively ring electrode
Terms in accordance with ITU-T Rec. K.12 and DIN 57845/VDE0845
The arrester failsafe mechanism contains a insulating foil with a melting
temperature of 260 °C.
Arrester fail safe works at temperatures > 260 °C. The arrester has to be
fixed mechanically, if the arrester is contacted by soldering and if the solder
temperature is less than 260 °C.
170
V
± 18
%
< 550
V
< 450
V
< 700
V
< 600
V
5
kA
5
A
>1
GΩ
< 1.5
pF
< 0.2
µs
~ 10
V
~1
A
~ 60
V
~ 0,8
g
-40 ... +90
°C
40/ 90/ 21
170 YY O
170 - Nominal voltage
YY
- Year of production
O
- Non radioactive
KB AB E / KB AB PM
Page 1 of 2
Issue 02, 21.07.2004