Surge arrester B88069X7970B502
3-electrode arrester T83-A420XF4
PPD AB PD / PPD AB PM 2016-03-17
Please read Cautions and warnings and Page 2 of 6
Important notes at the end of this document.
Features Applications
Standard size
Fast response time
High current rating
Stable performance over life
Very low capacitance
High insulation resistance
Reliable failsafe device
RoHS-compatible
Base stations
Line protection
Station protection
Electrical specifications
DC spark-over voltage
1) 2) 3)
Tolerance
Min.
Max.
420
20
336
504
V
%
V
V
Impulse spark-over voltage
3)
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
< 850
< 700
< 950
< 850
V
V
V
V
Service life
10 operations 50 Hz; 1 s
4)
10 A
1 operation 50 Hz; 0.18 s (9 cycl.)
4)
40 A
10 operations [5× (+) & 5× (–)] 8/20 µs
4)
10 kA
1 operation 8/20 µs
4)
15 kA
1 operation 10/350 µs
4)
2 kA
300 operations [150× (+) & 150× (–)] 10/1000 µs
4)
200 A
Insulation resistance at 100 V
DC
3)
> 10
G
Capacitance at 1 MHz
3)
< 1.5 pF
Transverse delay time
5)
< 0.2 µs
Arc voltage at 1 A
Glow to arc transition current
Glow voltage
~ 30
< 1
~ 200
V
A
V
Weight ~ 2 g
Storage temperature
40 ... +90
°C
Climatic category (IEC 60068-1) 40/090/21
Marking, red negative
420 YY O
420 - Nominal voltage
YY - Year of production
O - Non radioactive
Certifications UL 497B (E163070)
Remarks on next page