I.S. EN 61557-4:1999被替代
Electrical Safety In Low Voltage Distribution Systems Up To 1 Kv A.c. And 1,5 Kv D.c. - Equipment For Testing, Measuring Or Monitoring Of Protective Measures - Resistance Of Earth Connection And Equipotential Bonding
出版：National Standards Authority of Ireland
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基本信息
标准编号： I.S. EN 61557-4:1999
发布时间：1999/1/15 0:00:00
标准类别：Standard
出版单位：National Standards Authority of Ireland
标准页数：30
标准简介
Provides requirements for equipment for measuring the resistance of earth conductors, protective earth conductors and conductors for equipotential bonding including their connections and terminals.
替代本标准的新标准
