25KV Railway Polymer Insulator

25KV Railway Polymer Insulator

​25kV railway polymer insulator is reliable structure, can’t damage the core rod, and take full advantage of the mechanical strength....

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25kV railway polymer insulator is reliable structure, can’t damage the core rod, and take full advantage of the mechanical strength.


Technical data of 25kV railway polymer insulator

Voltage

Arcing Distance

Creepage Distance

Power Frequency withstand Voltage(wet)

Lighting impulse withstand voltage

Mechanical compression strength

25kV

440mm

1300mm

125kV

250kV

120kN


Characteristics

1.Secure and reliable operation on high mechanical strength.

2.Small volume and light weight, easy to transport and install.

3.Shed connected with core by integral forcing

4.The silicon rubber shed booster is smooth and compact

 

 

 

 


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