STB PDF

Conductors for overhead lines. Characteristics of greases. Original standard BS EN 50326-2002 in PDF full version. Additional info + preview on request

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Railway applications. Fixed installations. Harmonisation of the rated values for converter groups and tests on converter groups. Original standard BS EN 50327-2003 (2006) in PDF full version. Additional info + preview on request

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Railway applications. Fixed installations. Electronic power convertors for substations. Original standard BS EN 50328-2003 (2007) in PDF full version. Additional info + preview on request

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Railway applications. Fixed installations. Traction transformers. Original standard BS EN 50329-2003 + A1-2010 in PDF full version. Additional info + preview on request

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Sound system equipment: Headphones and earphones associated with personal music players. Maximum sound pressure level measurement methodology - General method for "one package equipment". Original standard BS EN 50332-1-2013 in PDF full version. Additional info + preview on request

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Sound system equipment: Headphones and earphones associated with personal music players - Maximum sound pressure level measurement methodology - Part 2: Matching of sets with headphones if either or both are offered separately, or are offered as one package equipment but with standardised connectors between the two allowing to combine components of different manufacturers or different design. Original standard BS EN 50332-2-2013 in PDF full version. Additional info + preview on request

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