The SIEMENS 3RU2126-4DB0 thermal overload relay is designed to protect motors operating in the 20 to 25 A current range. It provides dependable overload and phase failure protection, ensuring motor safety and reliable operation in demanding industrial environments. Compatible with Siemens motor starters, it is ideal for heavy-duty motor control applications.

    Key Features:

• Adjustable current range: 20 A to 25 A

• Built-in phase failure protection

• Trip Class 10 for rapid and accurate overload response

• Manual and automatic reset selectable

• Ambient temperature compensation for consistent performance

• Test and reset buttons for easy diagnostics

• Direct mounting on Siemens contactors

• DIN rail mountable

• Compliance with IEC/EN 60947-4-1 standards