IEC 61557-3-2007 1000V交流和小于1500V直流低压配电系统中的电气安全性.防护措施的试验、测量和监控设备.第3部分:回路阻抗

标准号：IEC 61557-3-2007
中文标准名称：1000V交流和小于1500V直流低压配电系统中的电气安全性.防护措施的试验、测量和监控设备.第3部分:回路阻抗
英文标准名称：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 3: Loop impedance
标准类型：N22;K40
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：N22;K40
国际标准分类号：17.220.20;29.240.01
引用标准：IEC 61010-1-2001;IEC 61557-1
适用范围：This part of IEC 61557 specifies the requirements applicable to equipment for measuring the loop impedance between a phase conductor and the protective conductor or between a phase conductor and neutral or between two phase conductors by using the voltage drop when the circuit under test is loaded.