Hangzhou Shuguang Electric Appliance Co., Ltd.| Manufacturer
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Hangzhou Shuguang Electric Appliance Co., Ltd.

China Manufacturer with main products: Epoxy Resin Cast Bushing, Epoxy Resin Cast Insulator, Vacuum Interrupter, Embedded Pole, Vacuum Circuit Breaker, CT Bushing, Post Insulator,...

Home  >Products Catalog > Epoxy Resin Cast Insulators > Medium-Voltage insulators up to 36 kV for indoor use

Medium-Voltage insulators up to 36 kV for indoor use

FOB Price: 25.00 - 30.00 USD/Piece
Supply Ability: 100 Piece/Pieces per Week
Shipping: within 10 days of receiving the payment
Payment Terms: T/T, MoneyGram
In Stock
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Export Markets: Eastern Europe, Mid East, Eastern Asia
Place of Origin: Zhejiang in China

Quick Details

  • Brand Name: Shuguang
  • Model Number: ZJ208-40.5
  • Material: Composite Polymer
  • Application: High Voltage
  • Rated Voltage: 36kV
  • Rated power -frequency withstand voltage: 95kV/1min




Indoor post insulators of cast resin can be used for all indoor application, also in the tropics. They are suitable for temperatures from -25°C to +90°C.


Indoor post insulators of aromatic cast resin are cylindrical solid insulators. The main dimensions are in accordance with IEC 60273 – 1990. Three fixing bushes are cast into the insulator top. The metal head fittings are electrically connected. One fixing bush is cast into the center of the insulators foot.


The following tests to IEC 60660 – 1999 are performed:

Type tests

?Test with rated power-frequency withstand voltage (dry).

?Test with rated lightning impulse withstand voltage.

?Testing of minimum failing loads (nominal loads) for: Bending, tension, torsion

Sample tests

?Testing of minimum failing load for: Bending

Routine tests

?Visual inspection.

?Testing of conductive connection of threaded fixing bushes.

For post insulators type B (IEC 60660 1999):

?Test with rated power-frequency withstand voltage (dry).

?Partial discharge extinction voltage test.

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