Acca ansi j manual

Find a Contractor ». Skip main navigation Press Enter. Toggle navigation. Search Options. Technical Manuals. ACCA is the source of technical expertise in the indoor environment industry.

Our technical manuals cover the complete gamut of design, installation and maintenance for residential and light commercial HVAC systems. Corporate Partners. Powered by Higher Logic. In order to determine the correct size of your equipment you need to divide the total cooling load that you obtained above to 12, 12, BTU make 1 ton.

In order to calculate the HVAC load that you need for a residential building, you should keep in mind that there are a few common factors that need to be considered:. Knowing that for every 12, BTU you should add 1 ton to the HVAC equipment, the correct equipment size for this particular house would be 1.

The above formulas and calculations are estimated in good faith and are intended for generic, informative purposes. We do not guarantee the accuracy of this information.

There are also other external factors that may affect or falsify the recommended BTUs. This includes:.

The revised standard has been divided into two portions: normative and informative. Parts N Normative Requirements and 4 Tables contain the minimum requirements for conducting a residential load calculations.

Informative Parts 1, 2, 3, and 5 contain additional explanation, details, and examples that clarify the normative requirements. ACCA is a non-profit association serving more than 60, professionals and 4, businesses in the indoor environment and energy services community. Our member firms are the nation's most professional contracting businesses, serving residential and commercial customers in every state.