Datasheet

44
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
ER Series
© EPCOS AG 2008
Type ER0-A230X
Ordering code B88069X3491C253
ER3-A230X ER3-A350X
B88069X6021B502 on request
ER3-A230XF1 ER3-A250XF1 ER3-A350XF1
B88069X4311B502 on request B88069X4721B502
Nom. DC spark-over 230 250 350 V
voltage V
sdcN
Tolerance of V
sdcN
±20±20 ±20%
Impulse spark-over
voltage
@ 100 V/µs 99% of <600 < 600 < 700 V
measured values
@ 100 V/µs typical < 500 < 500 < 650 V
values
@ 1 kV/µs 99% of < 700 < 700 < 850 V
measured values
@ 1 kV/µs typical < 600 < 600 < 800 V
values
Nom. alternating 10 10 10 A
discharge current
@ 50 Hz, 1 s
Alternating 30 30 30 A
discharge current
@ 50 Hz, 9 cycles
Nom. impulse 10 10 10 kA
discharge current
10 operations 8/20 µs
Single impulse discharge 10 10 10 kA
current, 1 op. 8/20 µs
Impulse discharge cur-2 22kA
rent, 1 op. 10/350 µs
Impulse discharge cur-200 200 200 A
rent, 300 op. 10/1000 µs
Insulation resistance > 1>1>1GΩ
Capacitance @ 1 MHz < 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 6.3 x 8.1 mm
RAB0306-M
8.1± 0.2
ø6.3± 0.2
1.5± 0.1
3.3± 0.1
RAB0328-Q
8.1±0.2
12.2 2
_
ø6.3±0.2
4.3+1.5
6±0.5
ø0.8
ø0.8
4.4±0.34.4±0.3
RAB0298-H
0.8 max.
8.1± 0.2
12.2 2
_
6.6± 0.5
4.3+1.5
6 ± 0.5
ø0.8
ø0.8
4.4± 0.34.4± 0.3
2 ± 0.5
3 ± 0.5
6.3± 0.2
ER0-... ER3-... ER3-...F1
Ueberspannungsableiter_de-en_2009.qxd 03.11.2008 16:19 Uhr Seite 44