Belarus standards PDF

Amendment 1 - Refrigerating systems and heat pumps - Valves - Requirements, testing and marking. Original standard UNE-EN ISO 21922-2022 A1-2025 in PDF full version. Additional info + preview on request

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Refrigerating systems and heat pumps - Valves - Requirements, testing and marking (ISO 21922:2021). Original standard UNE-EN ISO 21922-2022 in PDF full version. Additional info + preview on request

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Solid biofuels Simplified sampling method for small scale applications (ISO 21945:2020). Original standard UNE-EN ISO 21945-2021 in PDF full version. Additional info + preview on request

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Blast chiller and freezer cabinets for professional use - Classification, requirements and test conditions (ISO 22042:2021). Original standard UNE-EN ISO 22042-2022 in PDF full version. Additional info + preview on request

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Commercial beverage coolers. Classification, requirements and test conditions. Original standard UNE-EN ISO 22044-2022 in PDF full version. Additional info + preview on request

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Dentistry Central compressed air source equipment (ISO 22052:2020). Original standard UNE-EN ISO 22052-2021 in PDF full version. Additional info + preview on request

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