Surge arrester B88069X2010****
2-electrode arrester L71-A470X
PPD AB PD / PPD AB PM Version: 07 / 2017-06-20
Please read Cautions and warnings and Page 2 of 5
Important notes at the end of this document.
Features Applications
Standard size
High follow current capability
Very fast response time
Stable performance over life
Very low capacitance
High insulation resistance
RoHS-compatible
Application with high follow current
Power supply
Electrical specifications
DC spark-over voltage
1) 2)
Tolerance
Min.
Max.
470
-15 … +25
400
588
V
%
V
V
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
< 700
< 600
< 800
< 700
V
V
V
V
Service life
10 operations 50 Hz, 1 s
5 A
1 operations 50 Hz, 0.18 s (9 cycles) 65 A
10 operations 8/20 µs 5 kA
1 operation 8/20 µs 10 kA
Max. follow current during one voltage half cycle at 50 Hz 200 A
Insulation resistance at 100 V
DC
> 10
G
Capacitance at 1 MHz < 1.5
pF
Arc voltage at 1 A
Glow to arc transition current
Glow voltage
~ 22
< 0.5
~ 160
V
A
V
Weight ~ 2 g
Operation and storage temperature
40 ... +125
°C
Climatic category (IEC 60068-1) 40/125/21
Marking, green positive
470 YY O
470 - Nominal voltage
YY - Year of production
O - Non radioactive
Certifications
UL 497B (E163070)
1)
At delivery AQL 0.65 level II, DIN ISO 2859
2)
In ionized mode
Terms in accordance with ITU-T Rec. K.12 and IEC 61643-311.
