Registration number (WIID)Project No.TitleStatus
77871LVS EN ISO 14903:2025Refrigerating systems and heat pumps - Qualification of tightness of components and joints (ISO 14903:2025)Standarts spēkā
81141EN ISO 5149-4:2025Refrigerating systems and heat pumps - Safety and environmental requirements - Part 4: Operation, maintenance, repair and recovery (ISO 5149-4:2022)Standarts spēkā
81141LVS EN ISO 5149-4:2025Refrigerating systems and heat pumps - Safety and environmental requirements - Part 4: Operation, maintenance, repair and recovery (ISO 5149-4:2022)Standarts spēkā
81456LVS EN ISO 13971:2025Refrigeration systems and heat pumps - Flexible pipe elements, vibration isolators, expansion joints and non-metallic tubes - Requirements and classification (ISO 13971:2012)Standarts spēkā
81456EN ISO 13971:2025Refrigeration systems and heat pumps - Flexible pipe elements, vibration isolators, expansion joints and non-metallic tubes - Requirements and classification (ISO 13971:2012)Standarts spēkā
84025prEN ISO 24664 revRefrigerating systems and heat pumps — Pressure relief devices and their associated piping — Methods for calculationIzstrādē
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