STB PDF

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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Instrument transformers - Additional requirements for voltage transformers for DC applications. Original standard BS EN IEC 61869-15-2019 in PDF full version. Additional info + preview on request

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Instrument transformers - Safety requirements of instrument transformers for high voltage applications. Original standard BS EN IEC 61869-20-2025 in PDF full version. Additional info + preview on request

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Instrument transformers - Digital interface for instrument transformers. Original standard BS EN IEC 61869-9-2019 in PDF full version. Additional info + preview on request

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Instrument transformers - Glossary. Original standard BS EN IEC 61869-99-2022 (2023) in PDF full version. Additional info + preview on request

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