Siemens 3RN2 Überwachungsrelais, für Thermistormotor-Temperaturschutz 24 → 240V ac/dc, 2-poliger Wechsler

This monitoring relay provides essential protection for thermistor motors, ensuring effective performance in various applications. It is designed to comply with industry standards and employs advanced technology to prevent electrical equipment from overheating, thus enhancing reliability and operational safety. This device is vital for users in automation, electronics, and mechanical sectors looking for efficient solutions for motor voltage monitoring and electrical safety.

• Supports a voltage sensing range of 24 to 240V AC/DC
• Features a DPDT contact configuration for flexible circuit control
• Designed for DIN rail mounting, facilitating installation
• Operates within a temperature range of -25 to +60°C
• ATEX certified for use in hazardous areas
• Terminal type ensures secure and straightforward connections

• Monitoring motor voltage in industrial settings
• Suitable for thermistor motor protection
• Ideal for systems requiring space-saving DIN rail solutions
• Compliant with ATEX regulations for hazardous environments
• Integratable into advanced industrial monitoring systems

Thermistor-Motorschutzrelais Standard-Evaluierungseinheit 22,5 mm Gehäuse, Schraubklemme 2 Umschaltkontakte US = 24–240 V ac/dc manuelle/Fernrückstellung mit ATEX-Zulassung 2 LEDs (READY/TRIPPED) galvanische Trennung, Test-/Rückstelltaste, Drahtbruchüberwachung, Kurzschlussüberwachung

It can sense voltages from 24 to 240V AC/DC.

Yes, it is designed for easy DIN rail mounting.

Yes, it holds ATEX certification, ensuring safety for such areas.

It operates effectively in a temperature range of -25 to +60°C.

The DPDT configuration allows for flexible control of circuits, meeting various application requirements.