
LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 5-3: CONTROL CIRCUIT DEVICES AND SWITCHING ELEMENTS - REQUIREMENTS FOR PROXIMITY DEVICES WITH DEFINED BEHAVIOUR UNDER FAULT CONDITIONS (PDDB) (IEC 60947-5-3:2013)
出版:European Committee for Standards - Electrical

專家解讀視頻
Defines additional requirements to those given in IEC 60947-5-2. Also addresses the fault performance aspects of proximity devices with a defined behaviour under fault conditions (PDDB).