Siemens EF 732 Series Manual de usuario descargar pdf (Pagina 52)

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

Medium-duty types

10 kA / 10 A

ø 8 × 10 mm

T80-… T81-… T83-… T87-…

RAB0002-2

10±0.3

4.25±0.15

ø7.2±0.2

1.5±0.1

ø8

+0.2

0.1

RAB0395-P

10±0.3

ø1

50±3

ø1

+0.2

0.1

ø8

+0.5

1.5

RAB0184-J

10±0.3

ø1

4.4±0.3

4.5+1.5

13.4

+0.2

0.1

ø8

15±0.5

4.4±0.3

RAB0315-L

10±0.3

13.4 1.2

ø7.2±0.2

15±0.5

3.6±0.3

ø1

0.4

+0.2

0.4

+0.2

0.1

ø8

0.1 min.

ø1

Type

Ordering code

T81-A300X

B88069X9000B252

T83-A300X

B88069X7990B502

T80-A350X

B88069X8500C203

T81-A350X

B88069X9190B252

T83-A350X

B88069X8690B502

T80-A420X

B88069X7910C203

T83-A420X

B88069X7960B502

T83-C600X

B88069X8530B502

T87-C600X

B88069X8550B502

Nom. DC spark–over voltage V

sdcN

300 350 420 600 V

Tolerance of V

sdcN

±20 ±20 ±20 –30/+17 %

Impulse spark-over voltage

@ 100 V/µs 99% of

measured values

< 700 < 700 < 850 < 900 V

@ 100 V/µs typical values < 600 < 600 < 700 < 800 V

@ 1 kV/µs 99% of

measured values

< 800 < 900 < 950 < 1100 V

@ 1 kV/µs typical values < 700 < 800 < 850 < 1000 V

Service life

10 operations 50 Hz, 1 s 10 10 10 10 A

1 operation 50 Hz, 9 cycles 40 40 40 40 A

10 operations 8/20 µs 10 10 10 10 kA

1 operation 8/20 µs 15 15 15 15 kA

1 operation 10/350 µs 2 2 2 2 kA

300 operations 10/350 µs 200 200 200 on request A

Insulation resistance > 10 > 10 > 10 > 10 GΩ

Capacitance @ 1 MHz < 1.5 < 1.5 < 1.5 < 1.5 pF

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

About packing see page 71.

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