Oliver Products 5708-2430 Thermal Overload Heater Square D A8.38

The Oliver Products 5708-2430 Thermal Overload Heater is a melting alloy thermal unit designed for use with Square is sued in commercial kitchen equipment. It operates as a protective sensing element that responds to sustained motor overcurrent conditions by heating a calibrated alloy element until it operates the relay mechanism. In practice, it is installed within manual motor starters, magnetic motor controllers and industrial control assemblies to safeguard motors from damage caused by prolonged overloads or locked-rotor conditions. This component is selected based on specific full-load current range and is used in coordination with compatible Square D motor control system to ensure proper thermal protection.