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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 BS EN IEC 62619-2022 in PDF full version. Additional info + preview on request

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Desktop and notebook computers. Measurement of energy consumption. Original standard BS EN IEC 62623-2022 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. Technical frequencies (0,1 Hz to 10 MHz). AC Methods. Original standard BS EN IEC 62631-2-1-2018 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 BS 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 - Relative permittivity and dissipation factor. Contact electrode method for insulating films. AC methods. Original standard BS EN IEC 62631-2-3-2024 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 BS EN IEC 62631-3-1-2023 in PDF full version. Additional info + preview on request

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