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Spanish national standards UNE are published by the company AENOR, which deals with the development of national standardization and certification in all industrial and services sectors. Its aim is to contribute to the quality, competitiveness and improvement of companies and to protect the environment.
Electromagnetic compatibility (EMC) - Part 2: Environment - Section 3: Description of the environment - Radiated and non-network-frequency-related conducted phenomena.
Standard published on 9.5.2003
Selected format:Electromagnetic compatibility (EMC) - Part 2: Environment - Section 7: Low frequency magnetic fields in various environments
Standard published on 27.6.2002
Selected format:Electromagnetic compatibility (EMC) - Part 3-4: Limits - Limitation of emission of harmonic currents in low-voltage power supply systems for equipment with rated current greater than 16 A
Standard published on 27.6.2002
Selected format:Electromagnetic compatibility (EMC) - Part 5: Installation and mitigation guidelines - Section 2: Earthing and cabling
Standard published on 6.6.2003
Selected format:Electromagnetic compatibility (EMC) - Part 5: Installation and mitigation guidelines - Section 4: Immunity to HEMP - Specification for protective devices against HEMP radiated disturbance. Basic EMC Publication.
Standard published on 6.6.2003
Selected format:Educational organizations — Management systems for educational organizations — Requirements with guidance for use
Standard published on 26.12.2018
Selected format:Educational organizations — Management systems for educational organizations — Requirements with guidance for use — Amendment 1: Climate action changes
Change published on 3.4.2024
Selected format:Multilayer piping systems for hot and cold water installations inside buildings - Part 1: General (ISO 21003-1:2008)
Standard published on 14.1.2009
Selected format:Multilayer piping systems for hot and cold water installations inside buildings - Part 1: General (ISO 21003-1:2008)
Correction published on 4.2.2009
Selected format:Multilayer piping systems for hot and cold water installations inside buildings - Part 2: Pipes (ISO 21003-2:2008)
Standard published on 14.1.2009
Selected format:Latest update: 2026-09-23 (Number of items: 2 302 501)
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