Most homes in warm climates have air conditioning. For some, air conditioning may be a luxury, but for many, it is a necessity. Given the expense of the equipment and the power
READ MORETesting of all halocarbon refrigerants shall be in accordance with the Annex of ASTM E681. Single-compound refrigerants shall be assigned a single flammability classification. Refrigerant blends shall be assigned flammability classifica-. ANSI/ASHRAE Addendum ak to ANSI/ASHRAE Standard 34-2007. tions as specified in Section 6.1.5.
READ MOREASHRAE Terminology, a free resource, is a comprehensive online glossary of more than 3700 terms and definitions related to the built environment, with a focus on heating,
READ MOREIn Summary. ASHRAE BTU ratings are determined by testing the performance of portable air conditioners under ideal conditions (80 degrees F and 51 percent RH), whereas SACC BTU ratings are calculated based on a weighted average of a portable air conditioner''s performance at different temperatures and humidity levels.
READ MOREThe single most important metric of any portable air conditioner is capacity. This denotes how powerful a portable AC unit is. The problem arises when we see 2 different numbers
READ MOREWhile defined on a -3 (cold) to +3 (hot) scale, thermal comfort is considered to be guaranteed for a range of -0.5 to +0.5. In the case shown above additional cooling would be required in order to bring thermal conditions closer to thermal neutrality. The mandatory conditions that must be met to comply with ASHRAE standard 55 exist in a
READ MOREASHRAE Standard 34-2019 establishes a simple means of referring to common refrigerants instead of using the chemical name, formula or trade name. It also established a uniform system for assigning reference
READ MOREASHRAE Terminology, a free resource, is a comprehensive online glossary of more than 3700 terms and definitions related to the built environment, with a focus on heating,
READ MOREYou may preview the ASHRAE Standards & Guidelines with the button below. The links on this page will allow you viewing access to your selection with the option to purchase your copy with the buy button. If you need technical support, please contact iEngineering at ashrae@iengineering . Errata to guidelines and standards can be found here.
READ MOREAn unofficial or personal interpretation is a written explanation of the meaning of a specific provision of a standard or guideline, as determined by the Manager of Technical Services,
READ MOREPHONE: 404-636-8400. FAX: 404-321-5478. E-mail: standards.section@ashrae . Updated 5/25/2021. The tables contained on this page list approved refrigerant numbers from Standard 34, which describes a shorthand way of naming refrigerants and assigns safety classifications based on toxicity and flammability
READ MOREASHRAE, founded in 1894, is a global society advancing human well-being through sustainable technology for the built environment. The Society and its members focus on building systems, energy efficiency, indoor air quality,
READ MOREASHRAE stands for the American Society of Heating, Refrigerating and Air-Conditioning Engineers. What are ASHRAE standards? ASHRAE develops and publishes its
READ MOREANSI/ASHRAE Standard 228 contains a method of evaluating a building, or group of buildings, to determine if they''ve achieved "zero net energy" and/or "zero net carbon" operation. This article outlines measurement methods contained in Standard 228, details of its development and how it compares and interacts with other carbon-related
READ MOREASHRAE currently has 49 active research projects. The total value of all active projects is $7,749,829. The average duration is 20 months. Average cost: $131,353. Since 1959,
READ MOREOverviewHistoryPublicationsLegislationSociety awardsHeadquarters renewalSee alsoExternal links
The American Society of Heating, Refrigerating and Air-Conditioning Engineers is an American professional association seeking to advance heating, ventilation, air conditioning and refrigeration (HVAC&R) systems design and construction. ASHRAE has over 50,000 members in more than 130 countries worldwide. ASHRAE''s members are composed of building services engineers, architects,
READ MOREFASHRAE Fellow of ASHRAE FGI Facility Guidelines Institute FI Formaldehyde Institute FINVAC Finnish Association of Heating, Ventilating, and Air-Conditioning Societies FMI Food Marketing Institute FMRC Factory Mutual Research Corporation FTC FY
READ MOREThe handbooks and the other publications may be purchased and/or individual chapters of the handbook may be purchased and downloaded on-line at our website, or by calling 1-800-527-4723 in the USA and Canada or 1-404-636-8400 worldwide. The Air Conditioning Contractors of America (ACCA), Manual J also contains design temperature
READ MORE