Munters ST5121 ThreePhase is a versatile device designed to enhance the safety and efficiency of various electrical systems. With its advanced capabilities, it offers a range of functionalities to cater to specific requirements:

• External Relay with Manual Override Switch: This feature allows for remote control and manual intervention, ensuring flexibility and quick response in case of emergencies.

• Variable Speed Fan Control: The device enables precise adjustment of fan speed, optimizing airflow and energy consumption based on changing conditions.

• Temperature Monitoring and Override: Integrated sensors monitor temperature levels, triggering alerts and activating safety measures to prevent overheating or freezing.