{"id":7627,"date":"2025-10-28T02:31:57","date_gmt":"2025-10-28T02:31:57","guid":{"rendered":"https:\/\/www.raxpower.com\/?page_id=7627"},"modified":"2026-08-12T04:22:38","modified_gmt":"2026-08-12T04:22:38","slug":"cadena-de-aisladores","status":"publish","type":"page","link":"https:\/\/www.raxpower.com\/es\/overhead-line-insulator\/insulator-string\/","title":{"rendered":"Cadena de aisladores"},"content":{"rendered":"
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Insulator String<\/h2>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div>
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Insulator strings are assemblies of disc-shaped insulators made from glass, porcelain, or polymer that provide electrical insulation and mechanical support in high-voltage transmission systems up to 765kV. They suspend or tension conductors at dead ends or sharp curves where substantial tensile loads occur.<\/p>\n

The modular design allows customization to project-specific voltage levels (6kV to 765kV) and mechanical loads (40kN to 210kN). Available configurations include single and double tension strings for handling conductor tension, and single and double suspension strings for supporting conductors from towers. Components typically include disc insulators, suspension and tension clamps, anchor shackles, yoke plates, and clevis or ball-and-socket connections. Arcing rings may be integrated to manage flashover and corona effects.<\/p>\n

Design features ensure compliance with IEC, ANSI, and DIN standards, incorporating minimum creepage distances of 25mm\/kV to prevent leakage currents and corona-free hardware to minimize radio interference. All ferrous parts undergo hot-dip galvanization for corrosion resistance. The design accounts for environmental factors including altitude, pollution levels, and ice loading.<\/p>\n

Manufacturing involves precision compression molding and automated production systems with quality control through standardized testing per IEC 61109, including type tests, sample tests, and routine verification of mechanical strength and electrical performance.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div>