1. Creepage distance: 559mm
2. Protected creepage distance: 200mm
3. Arcing distance: 240mm
4. Cantilever strength: 12.5kN
5. Power frequency withstand voltage(dry): 90kV
6. Power frequency withstand voltage(wet): 65kV
7. Impulse withstand voltage: 150kV
8. Test voltage to ground: 22kV
10. 9. Maximum RIV at 1000KHZ(uV): 100
11. Net weight, Each, Approx: 9.2kg
1). original insulator producer
2). superior properties of low and medium temperature resistance;
3). strong aging resistance;
4). nice appearance & long service time.
5). comman glaze and semi-conductor glaze, color brown and gray both available.
6). free sample, professional porcelain insulator supplier. 0UR COMPANYSHANGHAI POWERY INDUSTRIES CO., LTD. ( SPI ) corporate group has been dealing with the interfaces in the flow of electricity ever since it was founded back in 2011. SPI's three groups - Pole Line Hardware( Tsingtao, China ),High Voltage Line Protection(Lishui, China ), Distribution Transformers( Shinseong, Korea ) - offer a unique set of brands and products. As a specialist in energy transmission and distribution, we offer our customers and business partners a range of sophisticated, future-ready products: For all voltage ranges and wherever reliable, long-lasting systems are needed for powerful energy grids. We are already well-established in all key global markets and are continuing to strengthen our brand on a worldwide scale.SPI has identified key factors that will be instrumental to its sustainabilit