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STN is a protected designation of Slovak national technical standards.
Refrigerating systems and heat pumps. Safety and environmental requirements. Part 1: Basic requirements, definitions, classification and selection criteria
Standard published on 1.2.2022
Selected format:Refrigerating systems and heat pumps. Safety and environmental requirements. Part 2: Design, construction, testing, marking and documentation
Standard published on 1.4.2019
Selected format:Refrigerating systems and heat pumps. Safety and environmental requirements. Part 3: Installation site and personal protection
Standard published on 1.2.2022
Selected format:Refrigerating systems and heat pumps - Safety and environmental requirements - Part 4: Operation, maintenance, repair and recovery (ISO 5149-4:2022)
Standard published on 1.10.2025
Selected format:Refrigerating systems and heat pumps. Safety and environmental requirements. Part 1: Basic requirements
WITHDRAWN published on 1.1.2002
Selected format:Refrigerating systems and heat pumps. Safety and environmental requirements. Part 1: Basic requirements, definitions, classification and selection criteria
WITHDRAWN published on 1.4.2019
Selected format:Refrigerating systems and heat pumps. Safety and environmental requirements. Part 1: Basic requirements
WITHDRAWN published on 1.5.2008
Selected format:Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Basic requirements, definitions, classification and selection criteria
WITHDRAWN published on 1.6.2017
Selected format:Refrigerating systems and heat pumps. Safety and environmental requirements. Part 1: Basic requirements
WITHDRAWN published on 1.9.1997
Selected format:Refrigerating systems and heat pumps. Safety and environmental requirements. Part 1: Basic requirements, definitions, classification and selection criteria
WITHDRAWN published on 1.9.2008
Selected format:Latest update: 2026-06-23 (Number of items: 2 284 357)
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