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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.
UDC. UNIVERSAL DECIMAL CLASSIFICATION. VOLUME 1: SYSTEMATIC TABLES. VOLUME 2: ALPHABETICAL SUBJECT INDEX.
WITHDRAWN published on 15.12.1995
Selected format:UDC. Universal Decimal Classification. Voume 1 Systematic tables (0/5). Voume 2: Systematic tables (6/9). Volume 3: Alphabetical subject index.
WITHDRAWN published on 30.11.2000
Selected format:Energy management systems - Requirements with guidance for use
WITHDRAWN published on 7.9.2011
Selected format:Energy management systems - Requirements with guidance for use (ISO 50001:2011)
WITHDRAWN published on 8.11.2011
Selected format:ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES. GENERAL REQUIREMENTS.
WITHDRAWN published on 21.11.1995
Selected format:ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES. GENERAL REQUIREMENTS.
WITHDRAWN published on 14.12.1999
Selected format:ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES. OIL IMMERSION "O".
WITHDRAWN published on 10.7.1996
Selected format:ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES. OIL IMMERSION "O".
WITHDRAWN published on 18.11.1999
Selected format:ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES. PRESSURIZED APPARATUS "P".
WITHDRAWN published on 24.9.1996
Selected format:Electrical apparatus for potentially explosive atmospheres - Pressurized apparatus "p".
WITHDRAWN published on 21.3.2003
Selected format:Latest update: 2026-06-26 (Number of items: 2 284 409)
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