Datasheet > B88069X8230B502

B88069X8230B502

更新时间： 2024-03-03 10:11:14

品牌	Logo	应用领域
东电化 - TDK		/
页数	文件大小	规格书
6页	244K
描述
3 electrodes Arresters

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B88069X8230B502 数据手册

Surge arrester

B88069X8230B502

T80-A250XF

3-electrode arrester

Features

Applications



Standard size

Fast response time

High current rating

Stable performance over life

Very low capacitance

High insulation resistance

Reliable failsafe device

RoHS-compatible



Branch exchange (MDF)

Line protection

Station protection

Electrical specifications

DC spark-over voltage ^{1) 2) 3)}

250

Tolerance

Min.

Max.

±20

200

300

Impulse spark-over voltage ³⁾

at 100 V/µs - for 99% of measured values

< 500

< 450

- typical values of distribution

at 1 kV/µs

- for 99% of measured values

- typical values of distribution

< 650

< 600

Service life

10 operations

1 operation

10 operations [5× (+) & 5× (–)]

1 operation

50 Hz; 1 s ⁴⁾

50 Hz; 0.18 s (9 cycl.) ⁴⁾40

8/20 µs ⁴⁾

Insulation resistance at 100 V_DC

> 10

< 1.5

< 0.2

GΩ

µs

Capacitance at 1 MHz ³⁾

Transverse delay time ⁵⁾

Arc voltage at 1 A

Glow to arc transition current

Glow voltage

~ 35

< 1

~ 200

Weight

~ 2.2

Operation and storage temperature

Climatic category (IEC 60068-1)

Marking, red negative

°C

−40 ... +125

40/125/21

250 YY O

250

- Nominal voltage

- Year of production

- Non radioactive

Certifications

UL 497B (E163070)

Remarks on next page

PPD AB PD / PPD AB PM

Version: 05 / 2019-08-21

Please read Cautions and warnings and

Page 2 of 6

Important notes at the end of this document.

123 4 5 6

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