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Silicone shed suspension insulators

 Orient Power produced Silicone shed suspension insulators in accordance with ANSI C29.12 standards in 69kV, 115kV, 230kV and 500kV voltage classes.

suspension insulator drawing

Silicone shed suspension insulators can be used on high voltage and medium voltage overhead lines made from hot dip galvanized steel and silicone rubber.

Silicone shed suspension insulator main technical parameters:

Voltage class, kV 69 115 230 500
Low frequency wet flashover, kV 185 230 395 740
Low frequency dry flashover, kV 220 270 425 920
Critical impulse flashover – positive, kV 360 550 1000 2240
Specified mechanical load, lbs 20000 20000 20000 36000
Tension proof load, lbs 10000 10000 10000 18000
Unit length, L, inches 37.00 48.82 88.19 175.2
Minor shed diameter- D1, inches 4.45 4.45 4.45 4.68
Minor shed diameter- D2, inches 5.75 5.83 5.83 6.06
Minimum creepage distance, inches 74.8 111.0 193.0 496.1
Minimum dry arcing diatance, inches 27.6 39.4 74.8 157.5
Shed material Silicone Silicone Silicone Silicone
End fitting material Forged steel Forged steel Forged steel Forged steel

We can also manufacture Silicone shed suspension insulators in accordance IEC standards or clients’ requirement, welcome to inquiry insulator price.


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More than 30 years experience in power industry since 1978 as a composite insulator manufacturer in China, advanced manufacturing process, strict quality control test system, ISO certificated, excellent communication, considerate services, enable us to be a leading composite insulator manufacturer of composite insulator and polymer insulator.
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