DETEKTIONS- UND ÜBERTRAGUNGSVERFAHREN VON INFORMATION ÜBER EINEN SCHLAFENDEN FEHLER

摘要

An electrical equipment includes a first load configured for a nominal use of the equipment, at least one first metal screen, a sensor configured to measure a quantity characteristic of the first load, and a power supply conductor, wherein the first load and the at least first metal screen are linked electrically to the power supply conductor, and in that the equipment also comprises a comparator configured to compare measurements from the sensor to detect a dormant failure of the at least first metal screen.