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Help CenterWenzhou Yika Polymer Gapless Metal-Oxide Surge Arrester 30KV Arresters IEC60099-4
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Polymer Gapless Metal-Oxide Surge Arrester 30KV Arresters IEC60099-4
Normal operating conditions for Surge Arrester :
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.
Gapless Arrester Electrical Parameter | |||||||
Type |
Rated Voltage |
MCOV |
Max.Residual Viltage |
2ms square wave impulse withstand current |
High current impulse withstand 4/10μs |
||
Steep current impuise1/4μS |
Switching current lmpulse30/60μs |
Nominal current lmpulse 8/20μs |
|||||
kV |
kV |
kV |
kV |
kV |
A |
kV |
|
HY5W-30 |
30 |
24.4 |
95.0 |
76.5 |
90 |
100 |
65 |
HY10W-30 |
30 |
24.4 |
95.0 |
76.5 |
90 |
250 |
100 |
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