STB PDF

Electric vehicle conductive charging system - DC EV supply equipment where protection relies on electrical separation. Original standard UNE-EN IEC 61851-25-2021 in PDF full version. Additional info + preview on request

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Overhead lines Requirements and tests for spacers. Original standard UNE-EN IEC 61854-2021 in PDF full version. Additional info + preview on request

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

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Overhead lines Requirements and tests for aeolian vibration dampers. Original standard UNE-EN IEC 61897-2021 in PDF full version. Additional info + preview on request

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Maritime navigation and radiocommunication equipment and systems. Integrated navigation systems (INS) - Modular structure for INS. Operational and performance requirements, methods of testing and required test results. Original standard UNE-EN IEC 61924-2-2021 in PDF full version. Additional info + preview on request

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Power installations exceeding 1 kV AC and 1,5 kV DC - Part 1- AC. Original standard UNE-EN IEC 61936-1-2021 (2022) in PDF full version. Additional info + preview on request

Document status: Active