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Protocol for management of electric vehicles charging and discharging infrastructures - Basic definitions, use cases and architectures. Original standard UNE-EN IEC 63110-1-2022 in PDF full version. Additional info + preview on request

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Photovoltaic (PV) arrays Earth fault protection equipment Safety and safety-related functionality. Original standard UNE-EN IEC 63112-2022 in PDF full version. Additional info + preview on request

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Information exchange for electric vehicle charging roaming service - Use cases. Original standard UNE-EN IEC 63119-2-2022 in PDF full version. Additional info + preview on request

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Guidance for installation procedures and tolerances of hydroelectric machines - Bulb turbines and generators. Original standard UNE-EN IEC 63132-5-2023 in PDF full version. Additional info + preview on request

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Guidance for installation procedures and tolerances of hydroelectric machines - Vertical Pelton turbines. Original standard UNE-EN IEC 63132-6-2023 in PDF full version. Additional info + preview on request

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Multi-channel radio frequency connectors - Sectional specification for MQ5 series circular connectors. Original standard UNE-EN IEC 63138-3-2022 in PDF full version. Additional info + preview on request

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