Fator de Demanda
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
Demanda
About this calculator
The Fator de Demanda calculator is a useful tool for construction professionals, especially those working on advanced electrical projects. It helps calculate the electrical demand of an installation, considering the demand factors of each circuit.
The calculation formula is simple: Dem = Σ(Pᵢ·fd), where Dem is the total demand, Pᵢ is the power of each circuit and fd is the demand factor. By using this calculator, you can get accurate and quick results, saving time and resources.
Remember to use this calculator when working on complex electrical projects or when calculating the demand of an existing installation. Additionally, be sure to consider important precautions, such as ensuring that data is up-to-date and accurate, and that the calculator is used in accordance with applicable standards and regulations.
Frequently asked questions
What is the Demand Factor?
The Demand Factor is a value that represents the relationship between the power of a circuit and the actual power consumed. It is used to calculate the electrical demand of an installation.
How do I use this calculator?
Just enter the necessary data, such as the power of each circuit and the demand factor, and the calculator will do the calculation of the total demand.
Why is it important to use this calculator?
The calculator helps avoid errors and ensures that calculations are accurate, saving time and resources. Additionally, it is important for ensuring the safety and efficiency of the electrical installation.
What are the important precautions when using this calculator?
It is essential to ensure that data is up-to-date and accurate, and that the calculator is used in accordance with applicable standards and regulations.