How are disc type temperature limit controls reset?

The method of resetting disc type temperature limit controls is done by temperature when heat elements cool down. This type of control is designed to monitor and react to temperature changes within a system. When the temperature exceeds a predetermined limit, the control will trip, cutting off power to the heating elements to prevent overheating and potential damage. Once the temperature returns to a safe level and the heating elements cool down, the disc type control resets automatically due to changes in material properties, allowing the system to operate again without requiring manual intervention.

This function is crucial for safety and efficiency; it eliminates the need for personnel to be present to reset the system frequently. It also allows for a seamless recovery from overheating situations, ensuring that systems can return to normal operation promptly after a fault.