T23-A250X EPCOS [EPCOS], T23-A250X Datasheet - Page 2

• Manufacturer Part Number: T23-A250X
• Description: SURGE ARRESTER 2-electrode arrester
• Manufacturer: EPCOS [EPCOS]

Electrical specifications
KB AB E / KB AB PM
Please read Cautions and warnings and
Important notes at the end of this document.
DC spark-over voltage
Impulse spark-over voltage
Service life
Insulation resistance at 100 V
Capacitance at 1 MHz
Transverse delay time
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
Surge arrester
3-electrode arrester
Features
Standard size
Extremely fast response time
Very high current rating
Stable performance over life
Very low capacitance
High insulation resistance
RoHS-compatible
300 operations
10 operations
10 operations
10 operations
at 100 V/µs
at 1 kV/µs
1 operation
1 operation
1 operation
[5x (+) & 5x (-)]
4)
3)
1) 2) 4)
- for 99 % of measured values
- typical values of distribution
- for 99 % of measured values
- typical values of distribution
4)
dc
4)
50 Hz; 1 s
50 Hz; 0.18 s (9 cycles)
8/20 µs
8/20 µs
8/20 µs
10/350 µs
10/1000 µs
Page 2 of 4
5)
6)
5)
Applications
5)
5)
5)
Line protection
Station protection
Base stations
5)
250
± 20
< 500
< 400
< 600
< 550
10
50
20
20
25
5
200
> 10
< 1.5
< 0.2
~ 35
~ 1
~ 200
~ 2
-40 ... +90
40/ 90/ 21
250 YY O
250
YY
O
- Nominal voltage
- Year of production
- Non radioactive
B88069X8840B252
Issue 04 / 2007-10-18
T23-A250X
V
%
V
V
V
V
A
A
kA
kA
kA
kA
A
GΩ
pF
µs
V
A
V
g
°C