GOST R 54127-5-2011 可达1000 V直流和1500 V交流的低压配电系统 电气安全 保护措施测试、测量和监督用设备 第1部分:一般要求
Low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. Electrical safety. Equipment for testing, measuring or monitoring of protective measures. Part 5. Resistance to earth