Surge arrester B88069X7450****
3-electrode arrester T60-C350X
PPD AB PD / PPD AB PM 2016-02-26
Please read Cautions and warnings and Page 2 of 5
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
RoHS-compatible
Branch exchange (MDF)
Line protection
Station protection
Electrical specifications
DC spark-over voltage
1) 2) 3)
Tolerance
Min.
Max.
350
15/+43
300
500
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
< 800
< 700
< 900
< 800
V
V
V
V
Service life
10 operations 50 Hz; 1 s
4)
20 A
1 operation 50 Hz; 0.18 s (9 cycl.)
4)
130 A
10 operations [5× (+) & 5× (–)] 8/20 µs
4)
20 kA
1 operation 8/20 µs
4)
30 kA
1 operation 10/350 µs
4)
5 kA
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
~ 35
< 1
~ 200
V
A
V
Weight ~ 3 g
Operation and storage temperature
40 ... +90
°C
Climatic category (IEC 60068-1) 40/090/21
Marking, blue negative
350 YY O
350 - Nominal voltage
YY - Year of production
O - Non radioactive
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