The SIEMENS 3RU2126-4BB0 thermal overload relay is designed to protect motors with a current range of 11.4 to 20 A. It offers reliable overload and phase failure protection to ensure motor safety and reduce downtime. This relay is compatible with Siemens motor starters and is ideal for heavy-duty industrial motor control applications.
Adjustable current range: 11.4 A to 20 A
Integrated phase failure protection
Trip Class 10 for fast overload response
Manual and automatic reset options
Ambient temperature compensation for stable operation
Test and reset buttons for easy servicing
Direct mounting on Siemens contactors
DIN rail mountable
Complies with IEC/EN 60947-4-1 standards