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2pcs 110kV post polymer post insulators make up to a 220kv post composite insulator. It is for outdoor use.

Technical data of 220KV post composite insulator
TypeRated voltage
(kV)Rated mechanical bending load
(kN)Structure height
(mm)Min nominal creepage distance
(mm)1min power frequency wet withstand voltage (kV)Full wave lightning impulse withstand voltage peak value (kV)
FZS-220 / 8220824406360370900

Materials
1). HTV Silicon Rubber for housing
2). Fiberglass reinforced epoxy resin rod for insulator core
3). Hop dip galvanized cast steel for end fittings

Our advantage
1). STRI lab 5000hours aging tested.
2). IEC61952 standard and factory tested for every pcs.
3). 10 Years guarantee period.
4). Almost 20 years experience.
5). ISO9001 and ISO14001 manufacturer.
Production Facility:
Storage Facilities:
Testing Facilities:Composite Post Insulator suppliers
website:http://www.gao-neng.com/composite-insulator/composite-post-insulator/