GB 13140.2-2008
Connecting devices for low-voltage circuits for household and similar purposes — Part 2: Particular requirements for connecting devices with screw-type clamping units as separate entities
家用和类似用途低压电路用的连接器件 第2部分:作为独立单元的带螺纹型夹紧件的连接器件的特殊要求