US lawFederal (United States)RegulationsTitle 49 CFR — TransportationChapter II — FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATIONPart 236 — RULES, STANDARDS, AND INSTRUCTIONS GOVERNING THE INSTALLATION, INSPECTION, MAINTENANCE, AND REPAIR OF SIGNAL AND TRAIN CONTROL SYSTEMS, DEVICES, AND APPLIANCESSubpart G — Definitions236.79149 C.F.R. § 236.791Release, value.Last amended: 2017Year: 2026Length: 18 wordsOfficial source Cite as 49 C.F.R. § 236.791 (2026)The electrical value at which the movable member of an electromagnetic device will move to its deenergized portion.Previous49 C.F.R. § 236.790Next49 C.F.R. § 236.792