British Standards Institution

Sector: Construction

Overview: Under the direction of the Standards Policy and Strategy Committee, is responsible for the UK input to CEN/TC 113 - Heat pumps and air conditioning units, and ISO/TC 86/SC 6 - Refrigeration and air-conditioning - Testing and rating of air conditioners and heat pumps

Committee standards activity

In Progress (30)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
ISO/TC 86/SC 6 N726 ISO/NP 19967-2 (Ed 2)	Heat pump water heaters -- Testing and rating for performance -- Part 2: Part 2 Heat pump water heaters for space cooling and/or heating Categories: Information management \| Standardization. General rules \| Construction \| Construction materials and building \| Ventilation and air-conditioning Proposal begins : 2021-09-16	Proposal
ISO/TC 86/SC 6 - ISO/NP 4780	Heat recovery ventilators and energy recovery ventilators-Testing and calculating methods for seasonal performance factor--Part 1: Sensible heating recovery seasonal performance factors of HRV Categories: Information management \| Standardization. General rules \| Engineering \| Fluid systems and components \| Ventilators. Fans. Air-conditioners \| Construction \| Construction materials and building \| Installations in buildings \| Ventilation and air-conditioning Proposal begins : 2020-01-09	Proposal
ISO/NP 5222-3	Heat recovery ventilators and energy recovery ventilators -- Testing and calculating methods for annual performance factor -- Part 3: Sensible recovery annual performance factors of HRV Categories: Information management \| Standardization. General rules \| Engineering \| Fluid systems and components \| Ventilators. Fans. Air-conditioners \| Ventilation and air-conditioning Proposal begins : 2022-08-30	Proposal
ISO/NP 25471	Air handling unit with air- to- air heat or energy recovery exchangers-Testing and rating methods for performance Categories: Information management \| Standardization. General rules Proposal begins : 2024-12-12	Proposal
ISO/NP 24280	Data from Air Conditioning and Heat Pumps for Energy Efficiency Simulation of Building Systems Categories: Standardization. General rules \| Measurement and Science \| Testing \| Engineering \| Energy and heat transfer engineering \| Construction \| Construction materials and building \| Ventilation and air-conditioning Proposal begins : 2023-10-06	Proposal
ISO/NP 21280	Testing and rating including seasonal performance of air-to-air air-conditioners and heat pumps considering the effect of native control Categories: Information management \| Standardization. General rules \| Engineering \| Fluid systems and components \| Ventilators. Fans. Air-conditioners Proposal begins : 2023-04-03	Proposal
ISO/NP 19967-3	Heat pump water heaters -- Testing and rating for performance -- Part 3: Heat pump water heater of combined of hygienic hot water supply and space conditioning by cooling or heating water Categories: Standardization. General rules \| Engineering \| Energy and heat transfer engineering \| Heat pumps Proposal begins : 2021-12-21	Proposal
Draft decision on Re-adoption of a NWI for Roof-top Units	Roof-top units Categories: Information management \| Standardization. General rules \| Construction \| Construction materials and building \| Ventilation and air-conditioning Proposal begins : 2022-11-10	Proposal
CEN/TC 113 N1063 Adoption NWI - Revision EN 15218 (Decision 692/2021)	Air conditioners and liquid chilling packages with evaporatively cooled condenser and with electrically driven compressors for space cooling - Terms, definitions, test conditions, test methods and requirements Categories: Information management \| Standardization. General rules \| Testing \| Engineering \| Fluid systems and components \| Ventilators. Fans. Air-conditioners Proposal begins : 2021-04-13	Proposal
CEN/TC 113 N1004	EN 15879-2, Testing and rating of direct exchange ground coupled heat pumps with electrically driven compressors for space heating and/or cooling. Part 2: Water(brine)-to-direct exchange and direct exchange-to-direct exchange heat pumps Categories: Standardization. General rules \| Engineering \| Fluid systems and components \| Pumps \| Fluid power systems \| Pumps and motors \| Energy and heat transfer engineering \| Heat pumps Proposal begins : 2019-06-07	Proposal

Published (41)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD ISO/TR 16494-2:2019	Heat recovery ventilators and energy recovery ventilators. Method of test for performance. Assessment of measurement uncertainty of performance parameters Categories: Ventilators. Fans. Air-conditioners Published standard begins : 2019-03-27	Published standard
PD CEN ISO/TS 16491:2012	Guidelines for the evaluation of uncertainty of measurement in air conditioner and heat pump cooling and heating capacity tests Categories: Ventilators. Fans. Air-conditioners \| Heat pumps Published standard begins : 2013-01-02	Published standard
BS ISO 916:2020	Testing of refrigerating systems Categories: Refrigerating technology Published standard begins : 2020-03-03	Published standard
BS ISO 5222-2:2025	Heat recovery ventilators and energy recovery ventilators. Testing and calculating methods for seasonal performance factor. Sensible cooling recovery seasonal performance factors of heat recovery ventilators (HRV) Categories: Ventilators. Fans. Air-conditioners Published standard begins : 2025-02-20	Published standard
BS ISO 5222-1:2023	Heat recovery ventilators and energy recovery ventilators. Testing and calculating methods for seasonal performance factor. Sensible heating recovery seasonal performance factors of heat recovery ventilators (HRV) Categories: Ventilators. Fans. Air-conditioners Published standard begins : 2023-10-26	Published standard
BS ISO 5151:2017+A1:2020	Non-ducted air conditioners and heat pumps. Testing and rating for performance Categories: Ventilators. Fans. Air-conditioners \| Heat pumps Published standard begins : 2020-10-13	Published standard
BS ISO 21978:2023	Air to water heat pumps. Testing and rating at part load conditions and calculation of seasonal coefficient of performance for space heating Categories: Heat pumps Published standard begins : 2023-12-07	Published standard
BS ISO 21773:2021	Methods of test and characterization of performance for energy recovery components Categories: Ventilators. Fans. Air-conditioners \| Thermal insulation Published standard begins : 2021-06-29	Published standard
BS ISO 19967-2:2024	Air to water heat pumps. Testing and rating for performance. Space heating and/or space cooling Categories: Heat pumps Published standard begins : 2024-06-04	Published standard
BS ISO 19967-1:2019	Heat pump water heaters. Testing and rating for performance. Heat pump water heater for hot water supply Categories: Heat pumps Published standard begins : 2019-03-20	Published standard

Withdrawn (51)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
DD CEN/TS 14825:2003	Air conditioners, liquid chilling packages and heat pumps with electrically driven compressors for space heating and cooling. Testing and rating at part load conditions Categories: Fluid systems and components \| Energy and heat transfer engineering \| Ventilators. Fans. Air-conditioners \| Heat pumps Withdrawn begins : 2012-04-16	Withdrawn
BS ISO 5151:2017	Non-ducted air conditioners and heat pumps. Testing and rating for performance Categories: Ventilators. Fans. Air-conditioners \| Heat pumps Withdrawn begins : 2020-10-13	Withdrawn
BS ISO 5151:2010	Non-ducted air conditioners and heat pumps. Testing and rating for performance Categories: Ventilators. Fans. Air-conditioners \| Heat pumps Withdrawn begins : 2017-07-31	Withdrawn
BS ISO 21978:2021	Heat pump water heater. Testing and rating at part load conditions and calculation of seasonal coefficient of performance for space heating Categories: Heat pumps Withdrawn begins : 2023-12-07	Withdrawn
BS ISO 19967-2:2019	Heat pump water heaters. Testing and rating for performance. Heat pump water heaters for space heating Categories: Heat pumps Withdrawn begins : 2024-06-04	Withdrawn
BS ISO 18326:2018	Non-ducted portable air-cooled air conditioners and air-to-air heat pumps having a single exhaust duct. Testing and rating for performance Categories: Ventilators. Fans. Air-conditioners \| Heat pumps Withdrawn begins : 2021-06-02	Withdrawn
BS ISO 16494:2014	Heat recovery ventilators and energy recovery ventilators. Method of test for performance Categories: Ventilators. Fans. Air-conditioners \| Heat pumps Withdrawn begins : 2022-08-10	Withdrawn
BS ISO 16494-1:2022	Heat recovery ventilators and energy recovery ventilators — Method of test for performance. Part 1: Development of metrics for evaluation of energy related performance Categories: Ventilators. Fans. Air-conditioners \| Heat pumps Withdrawn begins : 2023-11-20	Withdrawn
BS ISO 16358-2:2013	Air-cooled air conditioners and air-to-air heat pumps. Testing and calculating methods for seasonal performance factors. Heating seasonal performance factor Categories: Ventilators. Fans. Air-conditioners \| Heat pumps Withdrawn begins : 2014-01-07	Withdrawn
BS ISO 16358-1:2013+A1:2019	Air-cooled air conditioners and air-to-air heat pumps. Testing and calculating methods for seasonal performance factors. Cooling seasonal performance factor Categories: Ventilators. Fans. Air-conditioners \| Heat pumps Withdrawn begins : 2024-12-20	Withdrawn

Standards Development

RHE/17 - Testing of air conditioning units

Committee standards activity