Lightning suppression system for control or instrumentation cable

Abstract

A lightning suppression system including an instrument, a first cable electrically connected to the instrument, an enclosure having an interior volume, a first coil positioned within the enclosure and electrically interconnected to a first wire of the first cable, a second coil positioned within the enclosure and electrically interconnected to a second wire of the first cable, and an electronic device electrically interconnected by a second cable to the first and second coils. A conductive grit fills a portion of the enclosure around the first and second coils. A grounding rod is electrically connected by a conductive line to the enclosure.

Dependencies are inferred from the claim text.