ABB MTS2-30B Motor Thermal Overload Protection Relay

ABB MTS2-30B Motor Thermal Overload Protection Relay is a protective device in ABB's MTS2 motor protection family designed to shield motors from overheating and overload by providing thermal protection as part of ABB's motor control solutions. It is intended for use in motor starter configurations and is designed to pair with ABB contactors to deliver integrated protection in control circuits. The model MTS2-30B is cataloged under ABB's part numbers as 1SFA611301R3006, confirming its place in ABB's legacy and current product literature. This relay supports modular motor protection within ABB's protection and control portfolio, enabling straightforward maintenance and replacement alongside other ABB protection devices. Typical applications include safeguarding motors in industrial automation, conveyors, pumps, fans, and machine tools where reliable thermal protection helps reduce motor damage and downtime. By guarding against overheating due to overload, the MTS2-30B helps ensure that protective actions occur in a timely fashion within ABB's broader motor protection ecosystem.