NBN ISO 18107:2026

< span lang=" EN-GB" > This document specifies:< / span>

• < span lang=" EN-GB" > the test conditions and test methods for determining capacity and efficiency ratings < / span>


• < span lang=" EN-GB" > calculation methods for seasonal performance.< / span>

< span lang=" EN-GB" > This applies to factory made, electric mains operated, variable refrigerant flow air-cooled air conditioners and air-to-air heat pumps with a rated capacity above 12 kW for cooling or for heating if the product has no cooling function.< / span>

< span lang=" EN-GB" > In this document, “heat pumps” means “air-to-air heat pumps” and “air conditioners” means “air-cooled air conditioners”.< / span>

< span lang=" EN-GB" > This document establishes a method for determining global variable refrigerant flow (VRF) performance with annexes addressing specific national or regional deviations, such as regionally specific power or testing requirements.< / span>

< span lang=" EN-GB" > This document does not apply to the testing and rating of:< / span>

< ol style=" list-style-type: lower-alpha " >

< !-- [if !supportLists]--> < span lang=" EN-GB" > water-source heat pumps or water-cooled air conditioners < / span>

< !-- [if !supportLists]--> < span lang=" EN-GB" > multi-split systems where each indoor unit has dedicated piping connected directly to the outdoor unit < / span>

< !-- [if !supportLists]--> < span lang=" EN-GB" > individual assemblies not constituting a complete refrigeration system.< / span>