Baltimore Aircoil (BAC) 311492 Vibration Switch

The Baltimore Aircoil (BAC) 311492 Vibration Cutout Switch that is used in HVAC systems. It works based on solid-state wherein it measures the vibration parameters of the fans, pumps, compressors, and other similar equipment continuously. If the vibration level is high, it means that there is a mechanical problem such as imbalance, misalignment, or bearing wear and the switch sounds an alarm and can be set to stop the equipment to avoid further damage. This action ensures that equipment breakdown frequency is reduced.