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— 257 стр.
General requirements for Home and Building Electronic Systems (HBES) and Building Automation and Control Systems (BACS). Smart Metering. Application Specifications. Simple External Consumer Display— 50 стр.