Surge Arrester
T90-A230XG
3-Electrode-Arrester
Ordering code: B88069X6660T103
DC spark-over voltage 1) 2) 3)
DC spark-over voltage 2) 4)
184 ... 276
176 ... 550
V
V
Impulse spark-over voltage
at 100 V/µs - for 99 % of measured values 3)
< 650
< 550
V
V
- for 50 % of measured values 3)
at 1 kV/µs
- for 99 % of measured values 3)
< 800
< 700
V
V
- for 50 % of measured values 3)
3)
Insulation resistance at 100 Vdc
Capacitance at 1 MHz 3)
Impulse life
> 1
GΩ
< 1.5
pF
300 operations
10/1000 µs 5)
200
A
Nominal impulse discharge current
10 operations
10 operations
8/20 µs 5)
8/20 µs 6)
5
5
kA
kA
Nominal alternating discharge current
10 operations
50 Hz; 1 s 5)
50 Hz; 1 s 6)
5
5
Arms
Arms
10 operations
DC holdover voltage 8)
at 52 Vdc / 260 Ω
at 80 Vdc / 330 Ω
at 135 Vdc / 1300 Ω
< 150
< 150
< 150
ms
ms
ms
Activation after reflow soldering 7)
1 operation URMS = 600 V; 1 s
2
A
g
Weight
~ 0.8
Storage temperature
Climatic category (IEC 60068-1)
Marking, blue
-40 ... +90
40/ 90/ 21
°C
230 YY O
230
YY
O
- Nominal voltage
- Year of production
- Non radioactive
1)
At delivery AQL 0.65 level II, DIN ISO 2859
In ionized mode
Tip or ring electrode to center electrode
Tip to ring electrode
2)
3)
4)
5)
Total current through center electrode, half value through
tip respectively ring electrode
Total current through center electrode, same value through
6)
tip respectively ring electrode
Total current from ring to tip electrode
Test in accordance with ITU-Rec. K.12
7)
8)
Terms in accordance with ITU-T Rec. K.12 and DIN 57845/VDE 0845
AB E / AB PM
Issue 04, 28.05.2002
Page 1 of 2