a release which permits a mechanical switching device to open with or without time-delay when the current in the release exceeds a predetermined value NOTE - This value can in some cases depend upon the rate-of-rise of current. Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=441-16-33
a release which permits a mechanical switching device to open with or without time-delay when the current in the release exceeds a predetermined value NOTE - This value can in some cases depend upon the rate-of-rise of current.