Surge arrester
2-electrode arrester
B88069X2930C102
M51-A230X
Features
Very small size
High current rating
Very fast response time
Stable performance over life
Very low capacitance
High insulation resistance
RoHS-compatible
Electrical specifications
DC spark-over voltage
1) 2)
Applications
Branch exchange
Line protection
Subscriber protection
Alarm system
230
±
20
< 550
< 500
< 650
< 600
5
10
5
10
0.5
>1
<1
~ 15
~ 0.5
~ 60
~1
-40 ... +90
40/ 90/ 21
230 YY O
230
YY
O
- Nominal voltage
- Year of production
- Non radioactive
V
%
V
V
V
V
A
A
kA
kA
kA
GΩ
pF
V
A
V
g
°C
Impulse spark-over voltage
at 100 V/µs - for 99 % of measured values
- typical values of distribution
at 1 kV/µs
Service life
10 operations
1 operation
10 operations
1 operation
1 operation
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, blue negative
- for 99 % of measured values
- typical values of distribution
50 Hz, 1 s
50 Hz, 0.18 s (9 cycles)
8/20 µs
8/20 µs
10/350 µs
Insulation resistance at 100 V
dc
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
KB AB E / KB AB PM
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 2 of 4
Issue 04 / 2007-04-18
EPCOS [ EPCOS ]
