What is the term for using outside air to cool data center systems and reducing reliance on mechanical cooling?

The concept of using outside air to cool data center systems while reducing reliance on mechanical cooling is referred to as Economizer Mode. This mode efficiently utilizes the external environment to lower the temperature within the data center, especially during favorable weather conditions. By harnessing cool outdoor air, data centers can significantly decrease energy consumption associated with traditional air conditioning systems, leading to lower operational costs and improved energy efficiency.

Economizers are designed to automatically switch between mechanical cooling and outside air cooling based on temperature and humidity levels, ensuring optimal conditions are maintained while maximizing energy savings. This approach not only supports sustainability efforts but also contributes to the overall performance and longevity of the cooling infrastructure within the data center.

Other options mentioned, such as Chilled Beam Cooling, Variable Frequency Drive, and Heat Exchanger, represent different cooling and energy management technologies, but they do not specifically pertain to the practice of using outside air for cooling, which is a central focus of Economizer Mode.