Surge Arrester
2-Electrode-Arrester
A61-A350XF
Ordering code:
B88069X4470C102
DC spark-over voltage
1) 2)
Impulse spark-over voltage
at 100 V/µs - for 99 % of measured values
- typical values of distribution
at 1 kV/µs
- for 99 % of measured values
- typical values of distribution
350
±
20
< 750
< 680
< 900
< 750
10
20
10
40
100
> 10
< 1.5
< 20
< 0.5
~ 60
~ 1.5
-40 ... +90
40/ 90/ 21
350 YY O
350
YY
O
- Nominal voltage
- Year of production
- Non radioactive
V
%
V
V
V
V
kA
kA
A
A
A
GΩ
pF
V
A
V
g
°C
Nominal impulse discharge current (wave 8/20 µs)
Single impulse discharge current
(wave 8/20 µs)
3)
Nominal alternating discharge current (50 Hz, 1 s)
Alternating discharge current (50 Hz, 9 cycles)
Service life
300 operations
Insulation resistance at 100 V
dc
Capacitance at 1 MHz
Arc voltage at 1 A
Glow to arc transition current
Glow voltage
Weight
Storage temperature
Climatic category (IEC 60068-1)
Marking, red
10/1000 µs
1)
2)
At delivery AQL 0.65 level II, DIN ISO 2859
In ionized mode
3)
After load: Insulation resistance >10
8
Ω,
Impulse spark-over voltage < 1000 V
Terms in accordance with ITU-T Rec. K.12 and DIN 57845/VDE0845
AB E / AB PM
Page 1 of 2
Issue 02, 06.03.2003