What is prohibited when cooling electrical equipment?

When cooling electrical equipment, preventing natural air circulation is a critical concern for maintaining proper operating temperatures and ensuring reliability. When you use walls or adjacent equipment to block this circulation, it can lead to overheating. Proper ventilation is essential for dissipating heat generated by electrical components, and any obstruction in airflow can exacerbate thermal buildup.

Maintaining an unobstructed airflow allows cooler ambient air to reach the equipment, thus facilitating effective heat dissipation. Properly designed installations take into account the placement of equipment and airflow patterns to ensure efficient cooling.

In contrast, options such as installing fans to improve air circulation, using insulated covers to protect from dust, and placing barriers to direct airflow can all contribute positively to the cooling process when done correctly. These practices enhance airflow or protect equipment without hindering the necessary circulation of air, which is vital for equipment longevity and optimal performance.