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Electromechanical switches for use in electrical and electronic equipment - Generic specification. Original standard UNE-EN IEC 61020-1-2019 in PDF full version. Additional info + preview on request

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Switches for appliances - Part 1- General requirements. Original standard UNE-EN IEC 61058-1-2019 in PDF full version. Additional info + preview on request

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Connectors for electrical and electronic equipment. Product requirements - Rectangular connectors. Detail specification for 10-way, shielded, free and fixed connectors for I/O and data transmission with frequencies up to 500 MHz. Original standard UNE-EN IEC 61076-3-124-2019 in PDF full version. Additional info + preview on request

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Industrial communication networks. Fieldbus specifications - Data-link layer service definition. Type 12 elements. Original standard UNE-EN IEC 61158-3-12-2019 in PDF full version. Additional info + preview on request

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Industrial communication networks. Fieldbus specifications - Data-link layer service definition. Type 19 elements. Original standard UNE-EN IEC 61158-3-19-2019 in PDF full version. Additional info + preview on request

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Industrial communication networks. Fieldbus specifications - Data-link layer service definition. Type 21 elements. Original standard UNE-EN IEC 61158-3-21-2019 in PDF full version. Additional info + preview on request

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