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Surface acoustic wave (SAW) and bulk acoustic wave (BAW) duplexers of assessed quality - Guidelines for the use. Original standard UNE-EN IEC 62604-2-2022 in PDF full version. Additional info + preview on request

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Secondary cells and batteries containing alkaline or other non-acid electrolytes. Safety requirements for secondary lithium cells and batteries, for use in industrial applications. Original standard UNE-EN IEC 62619-2022 in PDF full version. Additional info + preview on request

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Dielectric and resistive properties of solid insulating materials - Relative permittivity and dissipation factor. High frequencies (1 MHz to 300 MHz). AC methods. Original standard UNE-EN IEC 62631-2-2-2022 in PDF full version. Additional info + preview on request

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Dielectric and resistive properties of solid insulating materials - Determination of resistive properties (DC methods). Volume resistance and volume resistivity. General method. Original standard UNE-EN IEC 62631-3-1-2023 in PDF full version. Additional info + preview on request

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Amendment 11 - Conductors for overhead lines - Aluminium and aluminium alloy wires for concentric lay stranded conductors. Original standard UNE-EN IEC 62641-2023 A11-2023 in PDF full version. Additional info + preview on request

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Conductors for overhead lines Aluminium and aluminium alloy wires for concentric lay stranded conductors. Original standard UNE-EN IEC 62641-2023 in PDF full version. Additional info + preview on request

Document status: Active