The SIEMENS 3RU2136-4FB0 thermal overload relay provides dependable motor protection for currents between 28 to 40 A. It safeguards motors from overloads and phase failures, ensuring reliable operation in industrial motor control applications. Compatible with Siemens motor starters, it is designed for heavy-duty use with quick response features.

    Key Features:

• Adjustable current range: 28 A to 40 A

• Integrated phase failure protection

• Trip Class 10 for rapid overload protection

• Manual and automatic reset options

• Ambient temperature compensation for consistent performance

• Test and reset buttons for easy maintenance and diagnostics

• Direct mounting on Siemens contactors

• DIN rail mountable design

• Conforms to IEC/EN 60947-4-1 standards