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Industrial-process control valves - Inspection and routine testing. Original standard UNE-EN IEC 60534-4-2022 in PDF full version. Additional info + preview on request

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Directly heated negative temperature coefficient thermistors - Generic specification. Original standard UNE-EN IEC 60539-1-2023 in PDF full version. Additional info + preview on request

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Electrical insulating materials. Determination of the effects of ionizing radiation - Procedures for assessment of ageing in service. Original standard UNE-EN IEC 60544-5-2022 in PDF full version. Additional info + preview on request

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Electrical insulating materials used under severe ambient conditions. Test methods for evaluating resistance to tracking and erosion. Original standard UNE-EN IEC 60587-2022 in PDF full version. Additional info + preview on request

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Amendment 11 - Luminaires - Part 1: General requirements and tests. Original standard UNE-EN IEC 60598-1-2022 A11-2023 in PDF full version. Additional info + preview on request

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Luminaires - Part 1: General requirements and tests. Original standard UNE-EN IEC 60598-1-2022 in PDF full version. Additional info + preview on request

Document status: Active