Surge arrester B88069X8740B502
3-electrode arrester T23-A230X
KB AB E / KB AB PM Issue 05 / 2009-02-17
Please read Cautions and warnings and Page 2 of 4
Important notes at the end of this document.
Features Applications
Standard size
Fast response time
Very high current rating
Stable performance over life
Very low capacitance
High insulation resistance
RoHS-compatible
Line protection
Station protection
Base stations
Electrical specifications
DC spark-over voltage
1) 2) 4)
230
± 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
< 350
< 500
< 450
V
V
V
V
Service life
10 operations 50 Hz; 1 s
5)
10 A
1 operation 50 Hz; 9 cycles
5)
50 A
10 operations 8/20 µs
5)
20 kA
1 operation 8/20 µs
5)
25 kA
5 operations 10/250 µs
5)
5 kA
2 operations 10/350 µs
5)
5 kA
300 operations 10/1000 µs
5)
200 A
Insulation resistance at 100 V
dc
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
~ 35
~ 1
~ 200
V
A
V
Weight ~ 2 g
Operation and storage temperature -40 ... +90 °C
Climatic category (IEC 60068-1) 40/ 90/ 21
Marking, blue negative
230 YY O
230 - Nominal voltage
YY - Year of production
O - Non radioactive
