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Electrical insulation systems. Procedures for thermal evaluation - Multifactor evaluation with increased factors during diagnostic testing. Original standard UNE-EN IEC 61857-32-2019 in PDF full version. Additional info + preview on request
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Instrument transformers - Part 10- Additional requirements for low-power passive current transformers. Original standard UNE-EN IEC 61869-10-2020 in PDF full version. Additional info + preview on request
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Instrument transformers - Part 11- Additional requirements for low power passive voltage transformers. Original standard UNE-EN IEC 61869-11-2019 in PDF full version. Additional info + preview on request
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Instrument transformers - Additional requirements for current transformers for DC applications. Original standard UNE-EN IEC 61869-14-2019 in PDF full version. Additional info + preview on request
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Amendment 11 - Industrial communication networks - Installation of communication networks in industrial premises. Original standard UNE-EN IEC 61918-2018 A11-2019 in PDF full version. Additional info + preview on request
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Corrigendum - Industrial communication networks - Installation of communication networks in industrial premises. Original standard UNE-EN IEC 61918-2018 AC-2019 in PDF full version. Additional info + preview on request
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