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PRODUCT

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Polymeric Coupling Insulator

Description
Polymeric coupling insulator used at highly contaminated area to reinforce the insulation performance of cutouts or arrester.


Features
Light Weight & Easy to Handle 
Not Breakable
Self-cleaning Function
Excellent Mechanical Characteristics
Hydrophobicity


Brand

Outline

 

Technical data

ITEM

 VALUE

Dimension

  Section Length

 230 mm

 Big Shed Diameter

 120 mm

  Small Shed Diameter

 75 mm

Electrical
Characteristics
 

Leakage Distance 

 420 mm

 Withstand Voltage

 7 kV

 60Hz Dry FO Voltage (1 Min)

 42 kV

 Impulse Withstand Voltage (1.2 X 50㎲)

 125 kV

Mechanical
Characteristics 

 Bending Failing Load

 1,000 kgf

 Bending Withstand Load

 100 kgf

 Tensile Failing Load

 1000 kgf

Applied standard

Korea Electric Power Corp. Purchase Specification