Connecting devices for low voltage circuits for household and similar purposes. Part 2-5. Particular requirements for connecting boxes ( junction and/or tapping of copper conductors) for terminals of connecting devices
International Electrotechnical Vocabulary. Electrical and electronic measurements and measuring instruments. Part 311. General terms relating to measurements. Part 312. General terms relating to electrical measurements. Part 313. Types of electrical measuring instruments. Part 314. Specific terms according to the type of instrument
