EN 61557-4 : 2007现行
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 4: RESISTANCE OF EARTH CONNECTION AND EQUIPOTENTIAL BONDING
出版：European Committee for Standards - Electrical
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基本信息
标准编号： EN 61557-4 : 2007
标准类别：Standard
出版单位：European Committee for Standards - Electrical
标准页数：0
标准简介
Defines the requirements applying to equipment for measurement of the resistance with an indication of the measured value, or of limits for the purpose of measurement of the resistance of earth conductors, protective earth conductors and conductors for equipotential bonding. Includes their connections and terminals.
