标准摘要
[中文适用范围]： 规定了对绝缘监控装置的要求，该装置永久监控未接地 IT 交流系统的对地绝缘电阻，对于具有标称电压高达 1 000 V 交流电连接直流电路的 IT 交流系统， [外文原描述]： Specifies requirements for insulation monitoring devices which permanently monitor the insulation resistance to earth of unearthed IT a.c. and d.c. systems, and for IT a.c. systems with galvanically connected d.c. circuits.
英文名称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 8: Insulation monitoring devices for IT systems