Surge arrester
3-electrode arrester
Features
Extremely small size
Fast response time
High current rating
Stable performance over life
Very low capacitance
High insulation resistance
Reliable failsafe device
RoHS-compatible
Electrical specifications
B88069X2591B502
EZ3-A230XF1
Applications
Branch exchange (MDF)
Line protection
Station protection
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
230
± 20
< 600
< 450
V
%
V
V
at 1 kV/μs
- for 99 % of measured values
- typical values of distribution
< 750
< 600
V
V
Service life
10 operations
1 operation
10 operations [5x (+) & 5x (–)]
1 operation
300 operations (alternating polarity)
Insulation resistance at 100 V dc 4)
50 Hz, 1 s 5)
50 Hz, 0.18 s 5)
8/20 μs 5)
10/350 μs 5)
10/1000 μs 5)
5
5
5
1
200
>1
A
A
kA
kA
A
G Ω
Capacitance at 1 MHz
3)
DC holdover voltage
4)
< 1.5
pF
at 135 V dc / 1300 Ω
Transverse delay time 3)
Arc voltage at 1 A
Glow to arc transition current
Glow voltage
Weight
Storage temperature
Climatic category (IEC 60068-1)
< 150
< 0.2
~ 10
~1
~ 80
~ 1.0
-40 ... +90
40/ 90/ 21
ms
μs
V
A
V
g
°C
Marking, blue negative
EZ 230 YY O
KB AB E / KB AB PM
EZ
230
YY
O
- Series
- Nominal voltage
- Year of production
- Non radioactive
Issue 04 / 2007-09-06
Please read Cautions and warnings and
Important notes at the end of this document.
Page 2 of 4
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