Datasheet

4 8
Pleas e read Important notes on page 4 and Cautions and warnings on page 69.
B i tte beachten Sie d i e S e i te 4 Wichtige Hinweise s owi e d i e
Warn- und Sicherheitshinweise auf S e i te 69.
3-Electrode Arresters
3-Elektroden-Ableiter
T8 Series
© EPCOS AG 2008
Type T80-A350X
Ordering code B88069X8500C203
T81-A300X T81-A350X T80-A420X T83-C600X
B88069X9000B252 B88069X9190B252 B88069X7910C203 B88069X8530B502
T83-A300X T83-A350X T83-A420X T83-A500X T87-C600X
B88069X7990B502 B88069X8690B502 B88069X7960B502 on request B88069X8550B502
Nom. DC spark-over 300 350 420 500 600 V
voltage V
sdcN
Tolerance of V
sdcN
±20±20 ±20±20 –30/+17 %
Impulse spark-over
voltage
@ 100 V/µs 99% of <700 < 700 < 850 < 900 < 900 V
measured values
@ 100 V/µs typical < 600 < 600 < 700 < 800 < 800 V
values
@ 1 kV/µs 99% of < 800 < 900 < 950 < 1100 < 1100 V
measured values
@ 1 kV/µs typical < 700 < 800 < 850 < 1000 < 1000 V
values
Nom. alternating 10 10 10 10 10 A
discharge current
@ 50 Hz, 1 s
Alternating 40 40 40 40 40 A
discharge current
@ 50 Hz, 9 cycles
Nom. impulse 10 10 10 10 10 kA
discharge current
10 operations 8/20 µs
Single impulse discharge 15 15 15 15 15 kA
current, 1 op. 8/20 µs
Impulse discharge cur-2 22 22kA
rent, 1 op. 10/350 µs
Impulse discharge cur-200 200 200 on request on request A
rent, 300 op. 10/1000 µs
Insulation resistance > 10 > 10 > 10 > 10 > 10 G Ω
Capacitance @ 1 MHz < 1.5 < 1.5 < 1.5 < 1.5 < 1.5 pF
Currents through center electrode, half value through each line electrode.
About packing see page 65.
Medium-duty types
10 kA / 10 A • Ø 8 x 10 mm
RAB0315-L
10±0.3
_
13.4 1.2
ø7.2±0.2
15±0.5
3.6±0.3
ø1
6
0.4
_
+0.2
0.4
+0.2
6
+0.2
0.1
ø8
_
0.1 min.
_
ø1
T87-...
Dimensional drawings for T80-,
T81- and T83- series see page 47.
Maßbilder für Serien T80, T81 und
T83 siehe Seite 47.
Ueberspannungsableiter_de-en_2009.qxd 03.11.2008 16:19 Uhr Seite 48