
ELECTRICAL SAFETY IN LOW VOLTAGE DISTRIBUTION SYSTEMS UP TO 1000 V A.C. AND 1500 V D.C. - EQUIPMENT FOR TESTING, MEASURING OR MONITORING OF PROTECTIVE MEASURES - PART 12: PERFORMANCE MEASURING AND MONITORING DEVICES (PMD)
出版:Comitato Elettrotecnico Italiano

专家解读视频
Describes requirements for combined performance measuring and monitoring devices that measure and monitor the electrical parameters within electrical distribution systems.
IEC 61557-12 : 1.0 - Identical
EN 61557-12 : 2008 - Identical
IEC 61557-12 : 1.0 - Identical