Belarus standards PDF

Electrical insulation systems. Procedures for thermal evaluation - Multifactor evaluation with increased factors during diagnostic testing. Original standard BS EN IEC 61857-32-2019 in PDF full version. Additional info + preview on request

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Instrument transformers - General requirements. Original standard BS EN IEC 61869-1-2024 in PDF full version. Additional info + preview on request

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Instrument transformers - Additional requirements for low-power passive current transformers. Original standard BS EN IEC 61869-10-2018 in PDF full version. Additional info + preview on request

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Instrument transformers - Additional requirements for low-power passive voltage transformers. Original standard BS EN IEC 61869-11-2018 (2021) in PDF full version. Additional info + preview on request

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Instrument transformers - Stand-alone merging unit (SAMU). Original standard BS EN IEC 61869-13-2021 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 BS EN IEC 61869-14-2019 in PDF full version. Additional info + preview on request

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