What Is Tonnage In Air Conditioner

A btu is a british thermal unit approximately the amount of heat you get from burning one kitchen match all the way down most pros also know how such a common term as ton turned into a bit of hvac.

What is tonnage in air conditioner.

But your hvac dealer only has air conditioners that handle 24 000 or 30 000 btus. The prefix designation applies to the whole family series of air conditioners from a 1 5 ton unit up to a 5 ton unit. Sometimes the dealer may not have your exact btu size but don t worry. In the case of 13 it probably designates the lowest seer in the group.

It should be noted that there is a distinct difference between btu and btuh. For most people though 4 tons means 8000 pounds. This air conditioner calculator can only provide you the recommended output power of the ac in british thermal units per hour btu. One ton of cooling is the rate of heat transfer needed to freeze 2 000 lbs or one ton of water in 24 hours.

The central air conditioners that are installed in your home range from 1 5 ton to 5 ton units and increase in half ton increments 2 ton 2 5 ton 3 ton etc. If a central ac unit is too small it wastes energy and struggles to produce consistent cooling on the hottest days. A ton as used in the hvac field is a term that describes how much heat the ac unit can remove from a home in one hour. Why is ac tonnage important.

Anything over 5 tons is generally considered a light commercial hvac unit not available for residential projects and if your house requires an ac unit of this size then you ll. If it is a higher number however the 16 to 30 rating probably only applies to the smallest and most efficient unit. Many central air conditioner models come in multiple sizes so you can choose the most appropriate one for your home s square footage. The word tonnage is used to describe the cooling capacity of an air conditioner.

Air conditioning tonnage what is it. For example the manual j calculation may say you need 25 000 btus for cooling. One ton of air conditioning can remove 12 000 btus of air per hour. Tonnage ratings are typically expressed in increments of 5 tons so residential air conditioners are usually rated as 1 5 2 2 5 3 3 5 4 4 5 or 5 ton units.

This air conditioner room size calculator also known as an ac btu calculator will help you decide what size of air conditioner to buy so you can be efficiently cool or heat your room of course the choice of brand and air conditioner type still depends on you. This is equivalent to 12 000 btu hr. Unlike portable units central air conditioning units are measured in tonnage. A 4 ton air conditioner is one that can remove 48 000 btus of heat per hour from the house.

Air conditioning tonnage has nothing to do with weight. The measurement for heat is the british thermal unit. If your btu requirement is between sizes simply go with the bigger unit. When we talk about air conditioning a ton is the measurement of a units ability to cool.