Composite 25kV Railway Polymer Insulator
Composite 25kV railway polymer insulator are especially suitable for polluted areas, high mechanical tensile load, big span and compact line. It has the characters of light weight, small volume, not easily broken, bending, high torsional strength and explosion-proof performance.
1.Technical data of Composite 25kV railway polymer insulator
Rated mechanical bending load
Min nominal creepage distance
1min power frequency wet withstand voltage (kV)
Full wave lightning impulse withstand voltage peak value (kV)
1).Prototype and 5000hours aging tested.
2).15 Years guarantee.
3).Weight is relatively light, easy to carry and transport
4).Light than porcelain insulator.
5).It is not so easy to be damaged in the course of transporting and installing.
1.Many kinds of insulator fittings such as ball,socket,Tongue,Clevis,Flange and so on.
2.Good quality guarantee (2 years).
3.On time delivery .
4.We offer sample for free.