Corrigendum 1 - Classification of environmental conditions - Part 3-3: Classification of groups of environmental parameters and their severities - Stationary use at weatherprotected locations— 0 стр.
Classification of environmental conditions. Classification of groups of environmental parameters and their severities, Stationary use at weatherprotected locations— 48 стр.
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.
Safety requirements for electrical equipment for measurement, control, and laboratory use. Particular requirements for testing and measuring circuits— 32 стр.
