NS ICS 27.080

Refrigerating systems and heat pumps — Safety and environmental requirements — Part 1: Basic requirements, definitions, classification and selection criteria

Refrigerating systems and heat pumps - Safety and environmental requirements - Part 2: Design, construction, testing, marking and documentation

Testing and rating of direct exchange ground coupled heat pumps with electrically driven compressors for space heating and/or cooling - Part 1: Direct exchange-to-water heat pumps

Gas-fired sorption appliances for heating and/or cooling with a net heat input not exceeding 70 kW - Part 3: Test conditions

Gas-fired sorption appliances for heating and/or cooling with a net heat input not exceeding 70 kW - Part 5: Requirements

Gas-fired sorption appliances for heating and/or cooling with a net heat input not exceeding 70 kW - Part 7: Specific provisions for hybrid appliances

Refrigerating systems and heat pumps - Liquid level indicating devices - Requirements, testing and marking

Gas-fired endothermic engine driven heat pumps - Part 3: Test conditions

Refrigerating systems and heat pumps - Safety and environmental requirements - Part 2: Design, construction, testing, marking and documentation

Refrigerating systems and heat pumps - Qualification of tightness of components and joints (ISO 14903:2017)

Refrigerating systems and heat pumps — Valves — Requirements, testing and marking (ISO 21922:2021)

Air conditioners, liquid chilling packages, heat pumps, process chillers and dehumidifiers with electrically driven compressors — Determination of the sound power level — Part 1: Air conditioners, liquid chilling packages, heat pumps for space heating and cooling, dehumidifiers and process chillers

Air conditioners, liquid chilling packages and heat pumps for space heating and cooling and process chillers, with electrically driven compressors — Part 1: Terms and definitions

Air conditioners, liquid chilling packages and heat pumps for space heating and cooling and process chillers, with electrically driven compressors — Part 3: Test methods

Gas-fired endothermic engine driven heat pumps — Part 5: Calculation of seasonal performances in heating and cooling mode

Characterization of a hybrid heat pump module

Heating systems in buildings - Design of heat pump heating systems

Refrigerating systems and heat pumps — Safety and environmental requirements — Part 4: Operation, maintenance, repair and recovery

Refrigerating systems and heat pumps — Safety and environmental requirements — Part 3: Installation site and personal protection

Refrigerating systems and heat pumps - Safety and environmental requirements - Part 4: Operation, maintenance, repair and recovery

Pressure equipment for refrigerating systems and heat pumps — Part 1: Vessels — General requirements

Refrigerating systems and heat pumps - Pressure relief devices and their associated piping - Methods for calculation