Classificatio defectuum apparatuum pro protectione relais et dispositivis automaticis securitatis in stationibus transformationis
In cotidiana operatione, diversa defecta instrumentorum inevitabiliter occurrunt. Sive manutentores, sive personale operationis et manutentionis, sive personale specialis administrationis, omnes debent systema classificationis defectuum cognoscere et secundum diversas conditiones measuras appropriatas adoptare.Secundum Q/GDW 11024-2013 "Operational and Management Guide for Relay Protection and Safety Automatic Devices in Smart Substations," defecta instrumentorum in tria genera secundum gravitat