Datasheet > T90-A90XFSMD

T90-A90XFSMD

更新时间： 2024-09-23 06:15:15

品牌	Logo	应用领域
爱普科斯 - EPCOS		/
页数	文件大小	规格书
2页	101K
描述
SURGE ARRESTER 2-electrode arrester

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中文翻译

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数据手册

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T90-A90XFSMD 数据手册

Surge Arrester

3-Electrode-Arrester

T90-A90XFSMD

Ordering code: B88069X4051T902

DC spark-over voltage ^{1) 2) 4)}

Impulse spark-over voltage ⁴⁾

± 20

at 100 V/µs - for 99 % of measured values ⁶⁾

< 550

< 450

< 700

< 600

- typical values of distribution ⁶⁾

at 1 kV/µs

- for 99 % of measured values ⁶⁾

- typical values of distribution ⁶⁾

Nominal impulse discharge current (wave 8/20 µs) ^{5) 6)}

Nominal alternating discharge current (50 Hz, 1 s) ^{5) 6)}

Insulation resistance at 50 V_dc

> 1

< 1.5

< 0.2

GΩ

µs

Capacitance at 1 MHz ⁴⁾

Transverse delay time ³⁾

Arc voltage at 1 A

~ 10

~ 1

Glow to arc transition current

Glow voltage

~ 60

Weight

~ 0.8

Storage temperature

Climatic category (IEC 60068-1)

Marking, blue

-40 ... +90

40/ 90/ 21

°C

90 YY O

- Nominal voltage

- Year of production

- Non radioactive

At delivery AQL 0.65 level II, DIN ISO 2859

In ionized mode

Test according to ITU-T Rec. K.12

Tip or ring electrode to center electrode

Total current through center electrode, half value through

tip respectively ring electrode.

under test

Terms in accordance with ITU-T Rec. K.12 and DIN 57845/VDE0845

The arrester failsafe mechanism contains a insulating foil with a melting

temperature of 260 °C.

The arrester failsafe works at temperatures > 260 °C. The arrester has to be

fixed mechanically, if the arrester is contacted by soldering and if the solder

temperature is less than 260 °C.

AB E / AB PM

Issue 01, 15.07.2004

Page 1 of 2

中文翻译

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