SOCOMEC SENSOR TR-21 21MM 63-250A 48290557

The TR-21 split-core current sensor is a compact and easy-to-use device designed for measuring current. It has a nominal current range of 63-250A and an actual coverage range of 1.26-300A. With a class 0.5 rating, it provides accurate measurements within the range of 2 to 120% of the nominal current. This sensor can handle maximum voltages of up to 300V (phase/neutral) and has a rated withstand voltage of 3kV at 50/60Hz. It offers IP20 protection, making it suitable for indoor use, and can operate in temperatures ranging from -10 to 70 degrees Celsius. The TR-21 features an RJ12 connection that allows for automatic detection of the sensor type and size/transformation ratio. It is a plug-and-play device that can be easily installed and used without any hassle. Additionally, it has a safe disconnection feature for the CT secondary under load. With its compact design, the TR-21 has a diameter of 21mm and dimensions of 65Hx37Wx43Dmm. This makes it suitable for various applications where space is limited. Overall, the TR-21 split-core current sensor offers accurate measurements, easy installation, and reliable performance in a compact package.