EPCOS B88069X7960B502

Surge Arrester
3-Electrode-Arrester
T83-A420X
Ordering code: B88069X7960B502
DC spark-over voltage 1) 2) 4)
420
± 20
V
%
< 850
< 700
V
V
< 950
< 850
V
V
Nominal impulse discharge current (wave 8/20 µs) 5)
Single impulse discharge current
(wave 8/20 µs) 5)
10
15
kA
kA
Nominal alternating discharge current (50 Hz, 1 s) 5)
Alternating discharge current (50 Hz, 9 cycles) 5)
10
40
A
A
Insulation resistance at 100 Vdc 4)
> 10
GΩ
4)
< 1.5
pF
Transverse delay time 3)
< 0.2
µs
Arc voltage at 1 A
Glow to arc transition current
Glow voltage
~ 30
<1
~ 200
V
A
V
Weight
~2
g
Operation and storage temperature
-40 ... +90
°C
Climatic category (IEC 60068-1)
40/ 90/ 21
Impulse spark-over voltage 4)
at 100 V/µs - for 99 % of measured values
- typical values of distribution
at 1 kV/µs
Capacitance at 1 MHz
- for 99 % of measured values
- typical values of distribution
Marking, red
420 YY M O
420
YY
M
O
- Nominal voltage
- Year of production
- Month of production
(1 ... 9 = Jan ... Sep;
O ... D = Oct ... Dec)
- Non radioactive
1)
At delivery AQL 0.65 level II, DIN ISO 2859
In ionized mode
3)
Test according to ITU-T Rec. K.12
4)
Tip or ring electrode to center electrode
5)
Total current through center electrode, half value through
tip respectively ring electrode.
Terms in accordance with ITU-T Rec. K.12 and DIN 57845/VDE0845
2)
AB E / AB PM
Issue 04, 23.05.2002
Page 1 of 2
Surge Arrester
3-Electrode-Arrester
T83-A420X
Ordering code: B88069X7960B502
Not to scale
Dimensions in mm
Non controlled document
 EPCOS AG 2002. Reproduction, publication and dissemination of this data sheet, enclosures hereto and the information
contained therein without EPCOS' prior express consent is prohibited.
Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and
Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers' Association), unless
otherwise agreed.
AB E / AB PM
Issue 04, 23.05.2002
Page 2 of 2