What Is Tonnage In Air Conditioner

Sometimes the dealer may not have your exact btu size but don t worry.

What is tonnage in air conditioner.

A 4 ton air conditioner is one that can remove 48 000 btus of heat per hour from the house. The prefix designation applies to the whole family series of air conditioners from a 1 5 ton unit up to a 5 ton unit. 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. In the case of 13 it probably designates the lowest seer in the group.

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. If your btu requirement is between sizes simply go with the bigger unit. 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. Air conditioning tonnage what is it.

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. 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. Many central air conditioner models come in multiple sizes so you can choose the most appropriate one for your home s square footage. It should be noted that there is a distinct difference between btu and btuh.

If a central ac unit is too small it wastes energy and struggles to produce consistent cooling on the hottest days. One ton of cooling is the rate of heat transfer needed to freeze 2 000 lbs or one ton of water in 24 hours. For example the manual j calculation may say you need 25 000 btus for cooling. But your hvac dealer only has air conditioners that handle 24 000 or 30 000 btus.

The word tonnage is used to describe the cooling capacity of an air conditioner. Air conditioning tonnage has nothing to do with weight. Why is ac tonnage important. Unlike portable units central air conditioning units are measured in tonnage.

For most people though 4 tons means 8000 pounds. If it is a higher number however the 16 to 30 rating probably only applies to the smallest and most efficient unit. One ton of air conditioning can remove 12 000 btus of air per hour. The measurement for heat is the british thermal unit.

Central air conditioning unit size. This air conditioner calculator can only provide you the recommended output power of the ac in british thermal units per hour btu. When we talk about air conditioning a ton is the measurement of a units ability to cool. Im sure they do this just to confuse people.