3RN2012-2BA30 SIEMENS

The 3RN2012-2BA30 is a thermistor motor protection relay designed to safeguard motors from overheating. This standard evaluation unit comes in a compact 22.5 mm enclosure, optimized for space-saving installation. It utilizes spring-type terminals for secure and vibration-resistant connections. Equipped with two change-over contacts, it provides versatile signaling options for control systems. The relay operates with a US = 24 V AC/DC power supply, ensuring compatibility with various industrial power systems. It offers manual, automatic, and remote reset capabilities, enhancing operational flexibility. ATEX approval certifies its suitability for use in potentially explosive atmospheres. Two LEDs clearly indicate the relay's status (READY/TRIPPED), facilitating easy monitoring. Galvanic isolation protects the control circuitry from voltage spikes and surges, improving reliability. Integrated test/reset button allows for convenient on-site testing and reset operations. Wire break and short circuit monitoring features provide comprehensive fault detection, preventing motor damage.