The present test, the objective of describing the thermal calculations of the installations of the air conditioning systems for the PARIS MALL AVENTURA PLAZA TRUJILLO, located in the city of Trujillo, department of La Libertad, Peru. The calculations were carried out using Carrier's Hourly Analysis Program 4.60 thermal calculation software, which takes as input parameters the following: ambient temperatures, terrestrial situation, orientation of the architecture, equipment loads, lighting, capacity, type of materiality of ceilings, walls among other parameters. The sales rooms of the Paris MAP Trujillo are acclimatized through a system of compact units (Roof Top), distributed in an appropriate way to counteract the burden of the environment. For the back room area, offices, dining room, they are acclimatised by Split type direct expansion equipment. For the electrical room and board room...