GOST R 51686.2-2000 连接装置.铜导线用螺纹型与非螺纹型夹具的安全性要求.第2部分:35至300 mm2导线的特殊要求
Connecting devices. Safety requirements for screw-type and screwless-type clamping units for electrical copper conductors. Part 2. Particular requirements for conductors from 35 up to 300 sq mm