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Amendment 1 - Railway applications - Electromagnetic compatibility - Part 3-2- Rolling stock - Apparatus. Original standard UNE-EN 50121-3-2-2017 A1-2019 in PDF full version. Additional info + preview on request

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Corrigendum - Railway applications - Environmental conditions for equipment -- Part 2: Fixed electrical installations. Original standard UNE-EN 50125-2-2004 cor. 2010 in PDF full version. Additional info + preview on request

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Railway applications Environmental conditions for equipment Part 2: Fixed electrical installations. Original standard UNE-EN 50125-2-2004 in PDF full version. Additional info + preview on request

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Corrigendum - ___________ Annex ZZ (informative) Coverage of Essential Requirements of EC Directives. Original standard UNE-EN 50125-3-2004 cor. 2010 in PDF full version. Additional info + preview on request

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Amendment 1 - Information technology - Generic cabling systems - Part 4: Homes. Original standard UNE-EN 50173-4-2009 A1-2010 in PDF full version. Additional info + preview on request

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Amendment 2 - Information technology - Generic cabling systems - Part 4: Homes (Endorsed by AENOR in January of 2013.). Original standard UNE-EN 50173-4-2009 A2-2012 in PDF full version. Additional info + preview on request

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