The Telemecanique LR2D1307 is a thermal overload relay designed to provide efficient motor protection. This component is part of the TeSys D range and is suitable for a variety of industrial applications. With a control circuit voltage of 690 V AC and a frequency of 50/60 Hz, it ensures reliable operation in demanding environments.
The LR2D1307 features a tripping threshold of 1.14 +/-0.06 In A, conforming to IEC 60947-4-1 standards, and is sensitive to phase failure, with a tripping current of I 30% of Ir on one phase, while the others are at Ir, also conforming to IEC 60947-4-1. This sensitivity to phase imbalance is crucial for protecting motors from potential damage caused by such irregularities.
The overload relay has a compact design with dimensions of 121 mm in height, 75 mm in width, and 100 mm in depth, making it suitable for installations where space is at a premium. It is equipped with screw clamp terminals that can accommodate control circuit cables ranging from 1 to 2.5 mm², ensuring a secure and reliable connection.
Constructed to withstand harsh conditions, the LR2D1307 has an ambient air temperature range for operation from -20 to 60 °C, and it meets rigorous standards including EN 60947-4-1, EN 60947-5-1, IEC 60947-4-1, and IEC 60947-5-1. It also boasts an IP2x degree of protection, conforming to VDE 0106, and is resistant to shocks and vibrations, ensuring durability and a long service life.
This overload relay is a discontinued product; however, it has not been replaced, and customers are advised to contact their customer care centre for more information. The LR2D1307 is a testament to Telemecanique's commitment to quality and reliability in motor protection solutions.