7SR1053-2LA22-2FB0 SIEMENS

The 7SR1053-2LA22-2FB0 Siemens is a versatile protection relay designed for a variety of applications. Housed in an S4 enclosure, this relay features 4 current transformer inputs and 6 binary inputs/outputs, providing comprehensive monitoring and control capabilities. The device front includes 10 LEDs for clear indication of relay status and fault conditions. It supports both 1A and 5A current transformer ratings at 50 Hz. The relay operates with a wide auxiliary voltage range of 60-240 V AC/DC and a threshold binary input voltage of 44 V AC/DC. This standard version comes without a cover, allowing for easy access and maintenance. Communication options include a front USB interface and a rear RS485 interface for seamless integration with control systems. Additionally, it features 6 thermobox inputs for temperature monitoring. The relay is equipped with standard protection functions and includes temperature input capabilities and painted modules for enhanced durability and performance. It also supports the control of circuit breakers.