标准号:BS EN 61557-11-2009
中文标准名称:交流1000 V和直流1500 V电压以下低压配电系统的电气安全性.防护措施的测试,测量和监控用设备.第11部分:电气配电网接地TT,TN,IT系统中A型和B型残余电流监测器(RCMs)的效能
英文标准名称:Electrical safety in low voltage
distribution systems up to
1 000 V a.c. and 1 500 V d.c. —
Equipment for testing, measuring
or monitoring of protective
measures —
Part 11: Effectiveness of residual current monitors (RCMs)
type A and type B in TT,
标准类型:F21
发布日期:2009/4/30 12:00:00
实施日期:2009/4/30 12:00:00
中国标准分类号:F21
国际标准分类号:17.220.20;29.080.01;29.240.01
引用标准:IEC/TR 60755-2008;IEC 61010-1-2001;IEC 61326-2-2;IEC 61557-1;IEC 61557-6;IEC 62020-1998
适用范围:This part of IEC 61557 specifies the requirements for testing equipment applied to the testingof the effectiveness of residual current monitors (RCMs) of type A and type B, which arealready installed in distribution systems.This test equipment can be used in any kind of network like a TN, TT or IT system. The testequipment may also be used for testing directionally discriminating RCMs in IT-Systems.