49 C.F.R. § 236.791 Release, value.
Title 49 - Transportation
The electrical value at which the movable member of an electromagnetic device will move to its deenergized portion.
Title 49: Transportation
PART 236—RULES, STANDARDS, AND INSTRUCTIONS GOVERNING THE INSTALLATION, INSPECTION, MAINTENANCE, AND REPAIR OF SIGNAL AND TRAIN CONTROL SYSTEMS, DEVICES, AND APPLIANCES
Subpart G—Definitions
§ 236.791 Release, value.