Hvac tonnage chart - 48,000 BTUs. 2500 sq. ft. 5-ton AC unit/5-ton heat pump. 60,000 BTUs. You can find your system’s current tonnage by looking in your owner’s manual, or at the information plate on the outdoor unit, usually located on the side or back of the unit. Look for the model number, and then within the model for an even number between 18 and 60.

 
An important step in shopping for your new heating and cooling system is properly sizing your HVAC equipment. For the right cost and energy efficiency, your air conditioner and heater need the right tonnage, SEER and BTU heating output. Too big of a system is inefficient while too small will put unnecessary strain on your system.. Robert blake dead matts offroad recovery

Now that we have the adequate BTU per sq ft estimate, we can calculate BTU for this room size like this: Air Conditioner BTU (400 Sq Ft) = 400 Sq Ft × 26.5 BTU Per Sq Ft = 10,600 BTU. We can see that we would need about 10,600 BTU to adequately cool this 400 sq ft room. In practice, we would install an 11,000 BTU or 12,000 BTU portable or ...Generally, you need 20 BTU for every square foot of space in your home. The chart below can guide your BTU choice: The larger your home, the higher BTU you’ll need to support your comfort. One of the most …This information supports our PickHVAC AC BTU calculator that gives you guidance on how many BTUs your air conditioner should be. There is a room size chart to assist in choosing the right size air conditioner. Window air conditioners range from 5,000 to 24,000 BTUs in most brands (a few are a little larger) Portable air conditioners are ...If you are buying an HVAC system such as a window air conditioning unit or a mini split, the heating or cooling capacity is usually in BTUs. While smaller units use BTUs, big Home air conditioning units will often be rated in Tons, which can be confusing. ... HVAC BTU to TON Conversion Table Chart . BTU TON; 9,000: 3/4 TON: 12,000: 1 TON ...29 Apr 2020 ... AC Tonnage. What is AC tonnage? AC tonnage ... AC BTU Calculator Chart. How many BTUs do you ... Heat Zone HVAC Calculator. Throughout the world ...The direct to consumer AC company in Florida. Miami 8350 NW 52nd Terrace, Suite 301-1018 Miami, FL 33166 Phone: 305-363-6303 Orlando 2212 S Chickasaw Trl, Orlando, FL 32825An important step in shopping for your new heating and cooling system is properly sizing your HVAC equipment. For the right cost and energy efficiency, your air conditioner and heater need the right tonnage, SEER and BTU heating output. Too big of a system is inefficient while too small will put unnecessary strain on your system.AN HVAC LOAD CALCULATOR THAT’S ACTUALLY FUN TO USE. For ages 8 to 80. How to perform an HVAC load calculation. Watch video. ... For example, a load calculation may call for a three-ton unit at 95-degree outdoor temperature, however, 97% of the time it is less than 95 degrees outdoors. A practical solution is to slightly undersize the unit but ...33.8. 626. 533. 630. 37.6. 720. 611. This electrical cable size chart amps provides information on the cross-sectional area of the conductor, the approximate …heat pump tonnage calculator; Choosing the Right Calculator. When selecting a heat pump size calculator, be sure to choose one that is reputable and reliable. Many manufacturers and HVAC professionals offer online calculators to help with sizing, but it’s important to use one that considers your specific climate conditions and other factors.STEP 1: Determine how many BTUs of heating and tons of AC you need. Method 1: Manual J Calculation. The best way to determine the perfect HVAC unit size is …This number is typically between 18 and 60. Divide this number by 12 (representing 12,000 BTU/hr, or one ton of cooling capacity) to get the overall tonnage of the unit. This chart may also be useful when converting the numbers: 18 = 1.5 tons. 24 = 2 tons. 30 = 2.5 tons.The steps HVAC professionals take to choose A/C size for mobile homes using the ENERGY STAR guide include: Determine the square footage of the mobile home where the air conditioning unit will be installed. Find the county where the home is located on the guide's map. This will give you a sizing group number. Find the sizing number on …The minimum SEER allowed for a new split system central air conditioner in the U.S. today is 14, which is at least 20 percent more efficient than minimum-efficiency models made even 10 years ago ...48,000 BTUs. 2500 sq. ft. 5-ton AC unit/5-ton heat pump. 60,000 BTUs. You can find your system’s current tonnage by looking in your owner’s manual, or at the information plate on the outdoor unit, usually located on the side or back of the unit. Look for the model number, and then within the model for an even number between 18 and 60.First, find the square footage of your room and then check its corresponding BTU requirements. This chart is only a starting point, though, and you should not base your purchase decision on this information alone. For a more precise estimate, you can use our HVAC sizing calculator. The most accurate method of sizing is with a professional …We can use tonnage to describe the sizing of an HVAC system or how much a ship weighs. Basically, tonnage is the weight in tonnes (or tons for short) of massive volume objects, such as the contents of a cargo ship or earthworks like rocks and gravels. This calculator focuses on the latter, particularly the different aggregates used in ...Jul 22, 2022 · 1,000 - 1,200 sq. ft. small home, 3-4 bdrm apartment. 24,000 BTU. 1,400 - 1,500 sq. ft. medium home, 4-bdrm apartment. 30,000 BTU. 1500 - 1700 sq. ft. medium home, 4-bdrm apartment. Now, let’s discuss how this table will help you choose the right size air conditioner for the room or zone you want it to serve. The steps HVAC professionals take to choose A/C size for mobile homes using the ENERGY STAR guide include: Determine the square footage of the mobile home where the air conditioning unit will be installed. Find the county where the home is located on the guide's map. This will give you a sizing group number. Find the sizing number on …This allows ample cooling, whether it is a rainy, moist day or a hot, sunny, humid day. Let’s say the room is 12 feet wide by 15 feet long. That means 12x15=180 square feet. Take the 180 sq. ft. times 25 BTU …Since most air conditioning units are provided in increments of ½ a ton (6,000 BTU/hour) sizes, this system should be quite close to the actual units that will be used. Note: This tool is provided strictly as a quick method of computing general size and value conditions. Square foot methods are considered rule of thumb for use in quick ...Tonnage: In reference to air conditioning, a ton measures how much heat removed by the system would be needed to melt 2,000 pounds, or one ton, of ice in a 24-hour period. The result is then expressed in BTUs per hour. According to the standard calculation, it takes 288,000 BTUs to melt a ton of ice in 24 hours, or 12,000 BTUs per hour.Simple; use the calculator or/and chart below, look up ‘5 kW’ and you will see that a 5 kW AC unit is basically a 1.42 Tons unit. Here is the conversion formula for kW to tons: 1 kW = 0.28434514 Tons. In short, 1 kW is equal to 0.28334514 tons. Basically, 3.5 kW is equal to 1 ton. You can use a hand calculator to calculate that.Use our calculator to find out the AC tonnage required for your room. Step 1: Enter the room area in square feet. Step 2: Enter the height of the ceiling in feet. Step 3: Choose the climate type between ‘Hot’ and ‘Average.’. Generally, the …Tonnage: In reference to air conditioning, a ton measures how much heat removed by the system would be needed to melt 2,000 pounds, or one ton, of ice in a 24-hour period. The result is then expressed in BTUs per hour. According to the standard calculation, it takes 288,000 BTUs to melt a ton of ice in 24 hours, or 12,000 BTUs per hour.Free AC Sizing calculator. If you’re wondering “What size air conditioner do I need?” This BTU and AC tonnage calculator can help. *Super easy* to use based on your climate …Chart showing how many kw and amp an air conditioner & heat pump uses. Air ... 1 Ton. 12,000. 1. 1. 5. 3. 1. 3. 25. 17. 7. 2 Ton, 24,000, 2, 2, 10, 7, 3, 6, 50 ...Air Conditioner Size Calculation · 0.5 If the highest temperature in summer exceeds 45 °c · 0.4 If the highest temperature in summer between 41- 45 °c · 0.3 If...Learn how to calculate the amount of AC tonnage required for a room using this online Tonnage Calculator. A 4-ton air conditioner is able to remove 48,000 British thermal units (or BTUs) of heat per hour. One ton of A/C capacity is equivalent to 12,000 BTU per hour.Sep 2, 2022 · A cooling capacity of one ton is equal to 12,000 BTUh. Air conditioners for your home have a tonnage rating. Those ratings fall within 0.5-ton increments, and create a scale of 1.5, 2, 2.5, 3, 3.5, 4, 4.5, or 5 ton units. For example, when considering what size air conditioner is needed for a 2,000 square foot home, you would likely choose a 3 ... Your local Carrier dealer is experienced at calculating furnace size and will do what’s called a “load calculation” to determine the size most appropriate for your home. Typical residential gas furnaces will be available in various sizes between 44,000 BTU/h and up to 120,000 BTU/h.By dividing your square footage by 12,000, you can choose a 4 or 4.5-ton AC unit for a home over 2,500 square feet in size. Window air conditioning units typically have cooling capacities that ...The table on the right (or below if you’re viewing on a phone) shows the return duct size for HVAC unit from 1.5 tons to 5 tons. Based on 400 CFM per ton, the corresponding airflow is also provided. The next column is the diameter (in inch) for ROUND RIGID duct. The last column is the number of round rigid duct you need. Anything with larger cooling capacity would be considered light commercial. 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. It should be noted that there is a distinct difference between BTU and BTUh. AC Calculator. Size matters. And when it comes to choosing an AC there’s no such thing as one size fits all. Taqeef’s AC calculator gives you a quick guide to choosing the right AC for your space. Welcome to interactive presentation, created with Publuu. Enjoy the reading! Tonnage = 60,000 BTUs / 12,000 = 5 tons. So, you would need an air conditioning unit with a capacity of 5 tons to adequately cool this room. FAQs. Q1. What is the relationship between BTUs and tonnage? A1. One ton of cooling capacity is equivalent to 12,000 BTUs per hour. To find the required tonnage, divide the total BTUs by 12,000. Q2. Next. Enter Room Size (in feet) Back. Next. Enter Area of Windows (in square feet) Back. Next. Is your floor Basement or Ground Floor First or Higher Floor.Elements in the AC Tonnage Chart. An understanding of the components that make up the tonnage chart will help you efficiently install the correct central air system. You will also gain an insight into what size central AC unit you need for your home or business, generating cost efficiencies in the long run.(Tonnage Per Square Foot) Simple answer: You need 0.0016 tons of AC per square foot. In short, if you’re looking to cool down a 600 sq ft area, you would need: AC … There are 12,000 Btu's per ton. The number 24 in the model number indicates the unit is 24,000 Btu's, divided by 12,000 Btu's per ton, equals 2 tons. 24,000 Btu's/ 12,000 Btu's per ton = 2 tons. Use the following conversion information to determine your existing system size (use the system model number NOT the serial number) AC Direct Pricing. Elements in the AC Tonnage Chart. An understanding of the components that make up the tonnage chart will help you efficiently install the correct central air system. You will also …48,000 BTUs. 2500 sq. ft. 5-ton AC unit/5-ton heat pump. 60,000 BTUs. You can find your system’s current tonnage by looking in your owner’s manual, or at the information plate on the outdoor unit, usually located on the side or back of the unit. Look for the model number, and then within the model for an even number between 18 and 60.Apr 10, 2024 · We can use tonnage to describe the sizing of an HVAC system or how much a ship weighs. Basically, tonnage is the weight in tonnes (or tons for short) of massive volume objects, such as the contents of a cargo ship or earthworks like rocks and gravels. This calculator focuses on the latter, particularly the different aggregates used in ... A 1.5 Ton system is the smallest central air conditioning size you’ll come across. Air conditioner sizes are as follows: 18,000 BTUs – 1.5 Tons; 24,000 BTUs – 2 Tons; 30,000 BTUs – 2.5 Tons; ... This Florida AC sizing chart can help you better understand the size of the air conditioner that’s right for your home. It’s not anywhere ...BTU stands for British thermal unit, and there are 12,000 BTUs per one ton of AC capacity. Air conditioning units remove BTUs from the atmosphere. For example, if you see an air conditioning unit rated for two tons, it can remove 24,000 BTUs from the air. More tonnage equals a higher rating, which indicates a larger cooling capacity.Generally, you need 20 BTU for every square foot of space in your home. The chart below can guide your BTU choice: The larger your home, the higher BTU you’ll need to support your comfort. One of the most …Here’s the calculation: Mini-Split Heat Pump Size (1,500 sq ft) = 1,500 sq ft * 30 BTU per sq ft = 45,000 BTU. For a 1,500 sq ft home, you would need about 45,000 BTU heat pump. Let’s convert that to tons and kWs; that’s 3.75 tons (about 4 tons) and about 13 kW.Step 1: Measure the Room The first step is to measure the dimensions of your room. Use a measuring tape to accurately determine the length, width, and height of the room. Multiply the three measurements to obtain the total volume in cubic feet (ft³). Example: Let’s say your room measures 15 feet in length, 12 feet in width, and 10 feet in ...Oct 15, 2023 · An air conditioner tonnage calculator is a useful tool for homeowners and contractors to accurately determine the size of the air conditioning unit that is needed for any given space. This helps ensure that the correct unit size is purchased, which in turn can help save money on energy bills by avoiding over or under-sizing an AC unit. An AC ton calculator is a tool used to determine the appropriate size or capacity of an air conditioning unit (AC) for a given space. It calculates the required tonnage based on factors such as the square footage of the area, insulation levels, number of windows and doors, and the climate of the region. The tonnage refers to the amount of heat ...Both offer a measurement of an air conditioner’s cooling ability over an hour’s time. One ton of cooling capacity is equal to 12,000 BTUh. Residential air conditioners usually range from 1.5 to 5 tons (or, 18,000 – 60,000 BTUh). Anything with larger cooling capacity would be considered light commercial. Tonnage ratings are typically ...Below the calculator, you will also find a chart with 0.25 tons to 30 tons conversions to kW. Let’s first address what tons and kW actually are: Tons of refrigeration (refrigeration tons or TR, or tons of cooling, it’s the same thing) is a unit of cooling power an HVAC device has. It is predominately used in the US to denote the capacity of ...The HVAC systems analyzed in this calculator include (1) split systems/packaged A/C, (2) air cooled chilled water systems and (3) water cooled chilled water systems. This will help you to select equipment, space plan for any mechanical rooms and …22 Nov 2022 ... One of the biggest headaches of being a homeowner is dealing with a failing air conditioner. If you're asking, "What's the right AC square ...HVAC design tools include such popular items as the Trane Ductulator™, psychrometric charts, and load estimating forms. Learn more about the order process here . Ductulator - Hand held rotating calculator used for sizing supply and return duct systems using the equal friction design method.Therefore P=650* 4² *3/4*8=975 (KN) = 99.5 (Ton) The result obtained using the bending force formula is very similar to the data in the bending force chart. Note that method #1 to calculate the press brake tonnage is based on mild steel material.(Tonnage Per Square Foot) Simple answer: You need 0.0016 tons of AC per square foot. In short, if you’re looking to cool down a 600 sq ft area, you would need: AC …Koppel stresses the importance of choosing the right air conditioning size for your area not only to maximize the cooling efficiency of your unit but also to get the most value ... We have provided a simplified aircon size calculator to guide you in selecting the right size capacity for your area. Please fill in the fields below. 1. Enter Room ...May 19, 2022 · The PickHVAC AC BTU Calculator. Here is our AC unit size calculator. Each of the four data – Zone, Size, Insulation and Sun – are explained below. You might find it interesting to see the difference each part makes by inputting different values. For example, all else being equal, a home in warm Zone 1 needs an AC about twice the size of the ... A water-chiller refrigeration ton is defined as: 1 Refrigeration Ton (RT) = 1 TONS cond = 12000 Btu /h = 200 Btu /min = 3025.9 k Calories /h = 12661 kJ/h = 3.517 kW . 1 kW = 0.2843 Refrigeration Ton (RT) A ton is the amount of heat removed by an air conditioning system that would melt 1 ton (2000 lbs.) of ice in 24 hours.How To Calculate Return Duct Size. Here is the step-by-step guide you can use (the all-encompassing chart is below the guide): Multiply the tonnage of your HVAC unit by 400 to get the CFMs.Example: 3-ton unit will require 3 × 400 CFM = 1,200 CFM airflow. Specify the shape of the ducts you are using: Return ducts can be either round or rectangular.; …This audit will provide an estimate for the HVAC tonnage required for a given space. One ton of cooling capacity is equivalent to 12,000 BTUs per hour. A 3 ton AC unit can cool a space by 36,000 BTUs per hour, accommodating most moderately sized homes, while a 4 or 5 ton AC unit may be required for larger homes. ... This BTU per square foot ...Free AC Sizing calculator. If you’re wondering “What size air conditioner do I need?” This BTU and AC tonnage calculator can help. *Super easy* to use based on your climate …This information supports our PickHVAC AC BTU calculator that gives you guidance on how many BTUs your air conditioner should be. There is a room size chart to assist in choosing the right size air conditioner. Window air conditioners range from 5,000 to 24,000 BTUs in most brands (a few are a little larger) Portable air conditioners are ...$4,070. Average. $4,920. High. $5,930. See costs in your area. HVAC Load Calculator provides an accurate real world heat load estimate for both heating & cooling.The minimum SEER allowed for a new split system central air conditioner in the U.S. today is 14, which is at least 20 percent more efficient than minimum-efficiency models made even 10 years ago ...Next. Enter Room Size (in feet) Back. Next. Enter Area of Windows (in square feet) Back. Next. Is your floor Basement or Ground Floor First or Higher Floor.Here’s the calculation: Mini-Split Heat Pump Size (1,500 sq ft) = 1,500 sq ft * 30 BTU per sq ft = 45,000 BTU. For a 1,500 sq ft home, you would need about 45,000 BTU heat pump. Let’s convert that to tons and kWs; that’s 3.75 tons (about 4 tons) and about 13 kW.A cooling capacity of one ton is equal to 12,000 BTUh. Air conditioners for your home have a tonnage rating. Those ratings fall within 0.5-ton increments, and create a scale of 1.5, 2, 2.5, 3, 3.5, 4, 4.5, or 5 ton units. For example, when considering what size air conditioner is needed for a 2,000 square foot home, you would likely choose a 3 ... In case you know the power in watts but want to know how many BTUs it is equivalent to, you would only have to multiply the power in BTUs by 3.412. 1 Watt = 3.412 BTU/hour. You will often find that thermal power is expressed in kilowatts (kW). 1 kilowatt equals 1000 watts. Thus, an air conditioning system requiring 2322 W will be equivalent to ... For example, a filter labeled 10” X 12” X 1” is 10 inches long, 12 inches wide, and one inch thick.Here’s a look at some common filter dimensions. 10 X 20 X 1’’. 14 X 20 X 1’’. 16 X 24 X 1’’. 18 X 30 X 1”. A filter’s advertised size is slightly bigger than its exact measurements. If you know how these two sizes relate ...HVAC units are identified by their multiple-character model number that identifies a particular type of unit. Below you will find a partial explanation of the alphanumeric identification code (aka Model Number Nomenclature). Our samples have been simplified to concentrate more on the location of each individual units tonnage and air flow ...This audit will provide an estimate for the HVAC tonnage required for a given space. One ton of cooling capacity is equivalent to 12,000 BTUs per hour. A 3 ton AC unit can cool a space by 36,000 BTUs per hour, accommodating most moderately sized homes, while a 4 or 5 ton AC unit may be required for larger homes. ... This BTU per square foot ...A cooling capacity of one ton is equal to 12,000 BTUh. Air conditioners for your home have a tonnage rating. Those ratings fall within 0.5-ton increments, and create a scale of 1.5, 2, 2.5, 3, 3.5, 4, 4.5, or 5 ton units. For example, when considering what size air conditioner is needed for a 2,000 square foot home, you would likely choose a 3 ...This air conditioner size calculator, also known as an AC tonnage calculator, helps you choose the right size air conditioner for your room. It takes into account factors such as room size, city of use, number of people, and number of appliances in the room to recommend the appropriate AC size in tons. Use a tape measure to determine the …Goodman air conditioning unit tonnage can be determined by the unit’s model number. This number is located on a plate attached to the back of the unit, near the power supply and co...We can use tonnage to describe the sizing of an HVAC system or how much a ship weighs. Basically, tonnage is the weight in tonnes (or tons for short) of massive volume objects, such as the contents of a cargo ship or earthworks like rocks and gravels. This calculator focuses on the latter, particularly the different aggregates used in ...Window AC Size Chart. The chart below from Energy Star shows how many BTUs are needed for a given room size. BTUs of cooling needed to condition various size rooms. Room Size (ft 2) Capacity Needed (BTUs) 100 – 150 sq. ft. 5,000 BTUs: 150 – 250 sq. ft. 6,000 BTUs: 250 – 300 sq. ft. 7,000 BTUs: 300 – 350 sq. ft.Tonnage: In reference to air conditioning, a ton measures how much heat removed by the system would be needed to melt 2,000 pounds, or one ton, of ice in a 24-hour period. The result is then expressed in BTUs per hour. According to the standard calculation, it takes 288,000 BTUs to melt a ton of ice in 24 hours, or 12,000 BTUs per hour.The table on the right (or below if you’re viewing on a phone) shows the return duct size for HVAC unit from 1.5 tons to 5 tons. Based on 400 CFM per ton, the corresponding airflow is also provided. The next column is the diameter (in inch) for ROUND RIGID duct. The last column is the number of round rigid duct you need.The CFM Per Ton Calculator provides a convenient way to compute this value by entering the total CFM and total tonnage of cooling. It helps HVAC professionals and technicians ensure proper airflow in cooling systems, which is essential for maintaining optimal temperature and comfort levels in various spaces such as homes, offices, and ...

AC Tonnage Chart. If you know the height of your room ceiling, you can get an even more accurate idea of the AC tonnage that you need with online AC tonnage calculators. It doesn’t even matter whether you’re looking for a window or split AC ton calculator. You can use any but this AC capacity calculator from Carrier is particularly useful:. Harbor breeze hydra

hvac tonnage chart

Koppel stresses the importance of choosing the right air conditioning size for your area not only to maximize the cooling efficiency of your unit but also to get the most value ... We have provided a simplified aircon size calculator to guide you in selecting the right size capacity for your area. Please fill in the fields below. 1. Enter Room ...Air Conditioner Size Calculation · 0.5 If the highest temperature in summer exceeds 45 °c · 0.4 If the highest temperature in summer between 41- 45 °c · 0.3 If...First, measure the length and width of your AC unit in feet. Then, multiply those two numbers together to get the square footage. Next, take that number and divide it by 12. This will give you the tonnage of your AC unit. For example, if your AC unit is 10 feet long and 8 feet wide, the square footage would be 80.Residential air conditioners usually range from 1.5 to 5 tons (or, 18,000 – 60,000 BTUh). Anything with larger cooling capacity would be considered light commercial. Tonnage …As a general rule, an air conditioner needs 20 Btu for each square foot of living space. But other considerations, such as the ceiling height and the size of your windows and doorways, might call ...Residential air conditioners usually range from 1.5 to 5 tons (or, 18,000 – 60,000 BTUh). Anything with larger cooling capacity would be considered light commercial. Tonnage …For example, a filter labeled 10” X 12” X 1” is 10 inches long, 12 inches wide, and one inch thick.Here’s a look at some common filter dimensions. 10 X 20 X 1’’. 14 X 20 X 1’’. 16 X 24 X 1’’. 18 X 30 X 1”. A filter’s advertised size is slightly bigger than its exact measurements. If you know how these two sizes relate ... Since most air conditioning units are provided in increments of ½ a ton (6,000 BTU/hour) sizes, this system should be quite close to the actual units that will be used. Note: This tool is provided strictly as a quick method of computing general size and value conditions. Square foot methods are considered rule of thumb for use in quick ... 13 Dec 2023 ... Under normal circumstances, the ideal room size for a 2 ton AC should be around 175 square feet to 250 square feet. But, again, a lot depends on ...Here is how we can calculate how many kW you would need for this flat: Air Conditioner kW Capacity = 100 m 2 × 0.065 kW per m 2 × 1.12 (ceiling height correction) × 1 (average climate) × 1.1 (very sunny correction) + 1.2 kW (kitchen included) = 9.2 kW. For this 100 m 2 flat, you would need about 9.2 kW of cooling output.A sanitizing UV light for HVAC systems is one of the best ways to keep the air inside your home safe to breathe. Read on to learn why. Expert Advice On Improving Your Home Videos L...Apr 1, 2024 · The table on the right (or below if you’re viewing on a phone) shows the return duct size for HVAC unit from 1.5 tons to 5 tons. Based on 400 CFM per ton, the corresponding airflow is also provided. The next column is the diameter (in inch) for ROUND RIGID duct. The last column is the number of round rigid duct you need. A ton of refrigeration or refrigeration ton (symbol: TR or TOR) is another unit of power. One ton of refrigeration is equal to heat transfer which resulted in the consumption of one ton (or 2000 lb) of pure ice at 0 °C (32 °F) per day.. In the USA, the thermal capacity of air conditioning and refrigeration equipment is often specified in …This number is typically between 18 and 60. Divide this number by 12 (representing 12,000 BTU/hr, or one ton of cooling capacity) to get the overall tonnage of the unit. This chart may also be useful when converting the numbers: 18 = 1.5 tons. 24 = 2 tons. 30 = 2.5 tons.To really size the HVAC properly you have to do a heat load calc. Using xyx ton/sq ft would only get you into the realm of what size you have, ....

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