Wenzhou Yika IEC Standards Gapless 18 KV Surge Arrester
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Min.Order:10 Pieces
Wenzhou Yika Electric Co., Ltd.
IEC Standards Gapless 18 KV Surge Arrester
Normal operating conditions for Lighting 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-18 | 18 | 15.3 | 57.0 | 46.2 | 54.0 | 100 | 65 |
HY10W-18 | 18 | 15.3 | 57.0 | 46.2 | 54.0 | 250 | 100 |