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NA 044

DIN Standards Committee Refrigeration Technology

About FNKä Projects Drafts Publications Documents withdrawn without replacement National committees European committees International committees

Draft standard

EN ISO 21922/prA1
Refrigerating systems and heat pumps - Valves - Requirements, testing and marking - Amendment 1 (ISO 21922:2021/DAM 1:2023)

Title (German)

Kälteanlagen und Wärmepumpen - Ventile - Anforderungen, Prüfung und Kennzeichnung - Änderung 1 (ISO 21922:2021/DAM 1:2023)

Responsible national committee

NA 044-00-01 AA - Safety and environment protection

Edition 2023-02

Original language English

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Table of contents

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Terminology

DIN Standards Committee Refrigeration Technology

EN ISO 21922/prA1 Refrigerating systems and heat pumps - Valves - Requirements, testing and marking - Amendment 1 (ISO 21922:2021/DAM 1:2023)

Responsible national committee

EN ISO 21922/prA1
Refrigerating systems and heat pumps - Valves - Requirements, testing and marking - Amendment 1 (ISO 21922:2021/DAM 1:2023)