Surge Arrester
2-Electrode-Arrester
A71-H25X
Ordering code:
B88069X2190xxxx
a)
DC spark-over voltage
1) 2)
Impulse spark-over voltage
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
2500
±
20
< 3900
< 3800
< 4000
< 3900
2.5
2.5
2.5
2.5
> 10
<1
~ 20
~1
~ 180
~ 1.5
-40 ... +90
40/ 90/ 21
2500 YY O
2500
YY
O
- Nominal voltage
- Year of production
- Non radioactive
V
%
V
V
V
V
kA
kA
A
A
GΩ
pF
V
A
V
g
°C
Nominal impulse discharge current (wave 8/20 µs)
Single impulse discharge current
(wave 8/20 µs)
Nominal alternating discharge current (50 Hz, 1 s)
Alternating discharge current (50 Hz, 9 cycles)
Insulation resistance at 100 V
dc
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, green
a)
xxxx = S102 (100 pcs on 5 taped stripes)
= T502 (500 pcs on tape and reel)
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
AB E / AB PM
Page 1 of 2
Issue 05, 27.10.2003
EPCOS [ EPCOS ]
