PGR-6131-120

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Protection Relays & Systems: PGR-6131-120 Application Field and Working Principle

The PGR-6131-120 is a multifunctional integrated protection relay system that is designed to protect one or two incoming AC circuits. It can provide protection, control, measurement, recording, and monitoring functions for AC power system grids. This versatile device is built using state-of-the-art components and the latest technology to ensure reliable operation.The PGR-6131-120 is suitable for detecting and quickly tripping on any type of short circuits and overloads in the protected system. It accurately and quickly detects earth faults and restores power without any significant impacts on loads or the grid. It is a full-featured system that is capable of both graphical and numerical display, providing real-time system information. This makes it suitable for a wide variety of applications, from industrial and commercial facilities to electric municipalities and utilities.The built-in protection relay employs various parameters to protect the system from overloads, short-circuits, earth faults, and under/overvoltage conditions. It uses inputs from current and voltage transformers, as well as level sensors, to accurately monitor and detect changes in the current and voltage levels of the system. It immediately takes appropriate actions like trip operators to disconnect the system in case it detects any abnormality.The working principle of the PGR-6131-120 is quite simple. The system reads real-time values of current and voltage by monitoring the transformers and other input signals. When any kind of abnormality occurs, the relay immediately takes corrective action like tripping the circuit. This protects the system from damages due to unexpected faults or discrepancies in the electrical system.The PGR-6131-120 has a large variety of features that make it an ideal choice for protecting the grid from faults and overloads. Its digital display provides a graphical overview of the system’s condition. It also records historical data for later analysis and maintenance. The fast trip time allows it to protect the system in a timely manner and avoid damage. Additionally, it is suitable for direct connection to control and data acquisition systems for easy remote monitoring and control.Overall, the PGR-6131-120 is a reliable protection relay system that offers impressive protection and monitoring capabilities. It is designed to protect one or two incoming AC circuits and is suitable for a variety of applications. It quickly and accurately detects any abnormal behavior of the system and immediately takes corrective action. Its graphical display and historical data recording capabilities make it an ideal choice for a wide range of applications.

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