Customization: | Available |
---|---|
Type: | Power Source Arrester |
Structure: | Zinc Oxide Arrester |
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Audited by an independent third-party inspection agency
1. The ambient air temperature is no higher than +40°C, no lower than -40 °C . |
2. The altitude above sea level does not exceed 1000m. ( the plateau area should be indicated when order.) |
3. AC system frequency is 50Hz or 60Hz. |
4. Power frequency voltage brought to bear on arrester for a long time does not exceed the continuous operation voltage of the arrester. |
5. Maximum wind speed does not exceed 35m/s. |
6. Te earthquake intensity does not exceed 7 degrees. |
7. The pollution area should be indicated. |
Description |
Unit |
Value |
Rated voltage |
KV |
18 |
Nominal discharge current |
KA |
10 |
Rated AC system frequency |
Hz |
50 / 60 |
Continuous operating voltage(rms) |
KV |
15.3 |
1/4μs steep current impulse (crest) |
KV |
42.2 |
8/20us Lighting impulse residual voltage(crest) |
KV |
39.6 |
30/60us Swithcing current impulse |
KV |
30.8 |
Rectangular current withstand 2ms |
A |
150 |
4/10us High current impulse withstand(crest) |
KA |
100 |
Leakage/Creepage Distance |
mm |
630 |