Insulator Changeout using Hotsticks (Hubbell Power Systems) - Watch Instant Video

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Hotline Tools Changing Insulators on Steel Towers - 14 minutes
How to replace suspension insulators supporting 345 kV single-conductor lines, on a steel H-frame structure. The work is done while the conductors are energized. The linemen use hotsticks for protection. This video was filmed several years ago, but is still informative. Courtesy Hubbell Power Systems.