Siemens 3RN2010-1BW30

The Siemens 3RN2010-1BW30 is a thermistor motor protection relay designed for reliable monitoring of motor temperature. This standard evaluation unit features a compact 22.5 mm enclosure with screw terminals for secure wiring. It includes two change-over contacts and supports supply voltages from 24 V to 240 V AC or DC, with an automatic reset function for convenience. The relay is compatible with bimetallic switches and provides clear status indication through two LEDs, showing ready and tripped conditions. Additionally, it offers galvanic isolation to ensure safe and stable operation. This motor protection relay is available through BSP Automation, providing a trusted solution for safeguarding motor applications.