# ISO 13253:2011 — Withdrawn and superseded ISO standards For ISO 13253:2011, item title is Ducted air-conditioners and air-to-air heat pumps — Testing and rating for performance; status code is 9599; successor is ISO 13253:2017; withdrawn / published date is 2011-07-13, recorded from its source on 2026-08-05. - **Identifier:** ISO 13253:2011 _(verified: appears in the quote below)_ - **Item title:** Ducted air-conditioners and air-to-air heat pumps — Testing and rating for performance _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 13253:2017 - **Withdrawn / published date:** 2011-07-13 _(verified: appears in the quote below)_ ## What the source says > 54064,IS,,ISO 13253:2011,Ducted air-conditioners and air-to-air heat pumps — Testing and rating for performance,Climatiseurs et pompes à chaleur air/air raccordés — Essais et détermination des caractéristiques de performance,2011-07-13,2,"['23.120','27.080']",ISO/TC 86/SC 6,9599,[2907],[63407],"['en','fr','ru']",89,"

ISO 13253:2011 specifies the standard conditions for capacity and efficiency ratings of ducted, air-cooled air-conditioners and ducted air-to-air heat pumps. ISO 13253:2011 is applicable to the test methods for determining the capacity and efficiency ratings. Residential, commercial, and industrial single-package and split-system air-conditioners and heat pumps are included. T ## Source - https://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv Last verified: 2026-08-05. Review by: 2027-02-01. Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).