Siemens EF 732 Series Manual de usuario descargar pdf (Pagina 48)

Please read Important notes on page 4 and Cautions and warnings on page 5.

Bitte beachten Sie die Seite 4 Wichtige Hinweise sowie die Warn- und Sicherheitshinweise auf Seite 5.

3-Electrode Arresters

3-Elektroden-Ableiter

Light-duty types

2 kA / 2 A

ø 3.5 × 6.8 mm

Medium-duty types

10 kA / 10 A

7.6 × 5 × 5 mm

TG30-… TQ90-…

RAB0382-K-E

7.6±0.2

5±0.1

0.4

Tin-plated

1.7

Type

Ordering code

TG30-A90XSMD

B88069X9991T203

TG30-A420XSMDS

B88069X1833T203

TQ90-A90

B88069X1963T902

Nom. DC spark-over voltage V

sdcN

90 420 90 V

Tolerance of V

sdcN

±30 ±30 ±20 %

Impulse spark-over voltage

@ 100 V/µs 99% of

measured values

< 450 < 700 < 450 V

@ 100 V/µs typical values < 350 < 600 < 350 V

@ 1 kV/µs 99% of

measured values

< 650 < 800 < 650 V

@ 1 kV/µs typical values < 550 < 700 < 550 V

Service life

10 operations 50 Hz, 1 s 2 – 10 A

1 operation 50 Hz, 0.18 s – – 15 A

10 operations 8/20 µs 2 2 10 kA

1 operation 8/20 µs – – 15 kA

300 operations 8/20 µs 100 100 100 A

10 operations 5/320 µs

150 150 150 A

1 operation 10/350 µs – – 2 kA

300 operations 10/1000 µs 20 – 100 A

Insulation resistance > 1 > 1 > 1 GΩ

Capacitance @ 1 MHz < 1 < 1 < 1 pF

Test generator 6 kV, 10/700 µs, 40 Ω

Currents through center electrode, half value through each line electrode.

About packing see page 71.

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Siemens EF 732 Series Manual de usuario Pagina 48

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