Building management system is defined as an automated control system installed in buildings that control and monitor the building’s electrical mechanical, appliances such as lighting, ventilation, data center, fire systems, and security systems, etc. BMS is a critical component of any data center facility. It allows for the incorporate of management of critical infrastructure equipment and ensures operations securely and efficiently. It provides security to the building occupants, property, and business assets such as IT data and other important resources. It incorporates access control to elevators and other areas inside your building.