With the following thermal load calculation you can know the refrigerators you need for any site in an exact way. This calculation is the one used professionally to calculate the refrigerators needed for an air conditioner.
It is very simple to perform, you just have to fill in the indicated parameters and he will only do the calculation since it is an excel sheet. By clicking on the following link you can download it and have it on your computer for when you need it.
thermal load calculation
You just have to fill in the boxes of the m3 (light blue) and the calculations will be done automatically. In the end it will give you the result and you will have the refrigerators you need. Then you just have to buy an air conditioning machine that has that power.
There are times that the calculations of refrigerators come out with some very rare peaks, for example 2759 refrigerators. As there are no air conditioning machines with that power we will have to look for one of 3000 refrigerators. It is always advisable to stay a little above than below.