Motorschutz Thermistor Siemens 3rn1013 2bw00

The SIEMENS 3RN1013-2BW00 is a thermistor motor protection relay designed to safeguard electric motors from thermal overload. It utilizes integrated or external PTC sensors to continuously monitor the motor’s operating temperature. The device features adjustable trip classes, manual and automatic reset functions, and LED indicators for status monitoring. Its compact design facilitates easy integration into control panels.

Key technical specifications include a supply voltage range of 24 V DC, a wide operating temperature range, and a reset button for manual intervention. The relay offers both normally open (NO) and normally closed (NC) auxiliary contacts for signaling and control purposes, allowing for integration into various safety and control circuits. Dimensions are compact for DIN rail mounting.

This motor protection relay is ideal for applications in industrial automation, machine building, and plant engineering, protecting pumps, fans, compressors, and conveyor systems. It ensures reliable motor operation and prevents costly downtime due to overheating. Available for immediate purchase.