777-HVR-P2

Series:	*
Part Status:	Active

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Protection relays and systems are an integral part of any power distribution system. They are used to provide a level of protection to prevent equipment from becoming overloaded or damaged. The 777-HVR-P2 is a specialized protection relay that is designed to provide this level of protection and reliability. The 777-HVR-P2 is a microprocessor-based three phase overcurrent, undervoltage, and direction of fault protection relay. It is designed to detect and respond to various Abnormal Power System conditions and provide a high level of protection for various types of power systems – from large to small. Additionally, the relay is capable of providing a more sophisticated form of protection by using features such as Zone Selectivity and Directional Power Failure protection. In addition to overcurrent protection, the 777-HVR-P2 also provides undervoltage protection. This feature helps prevent system failure or equipment damage due to inadequate voltage. The relay detects when the voltage level drops below a certain set threshold and triggers a trip signal to disconnect any equipment that may be at risk from overvoltage. The directional power failure protection feature of the 777-HVR-P2 is designed to disconnect a portion of the circuit when the power feed fails. This is beneficial in preventing damage to equipment that may be affected by the sudden interruption in power. The directional power failure protection feature is also capable of detecting the direction of the current on the line, allowing it to isolate the affected circuit in a timely manner. The 777-HVR-P2 also incorporates Zone Selectivity, which allows it to selectively disconnect only the sections of the system that are affected by the fault. This reduces the negative impacts caused by a fault, such as power blackout, unnecessary trips and excessive load current. The 777-HVR-P2 relay is suitable for both industrial and commercial applications, including large industrial power systems, municipal electric systems, office buildings, and commercial buildings. It is designed to respond to the specific requirements of each application, and is capable of providing a high level of protection in environments where noise levels are high and operating conditions are harsh. The 777-HVR-P2’s protection functions are based on a dedicated microprocessor, which features a reaction speed that is much faster than traditional electromechanical relays. This feature is especially important in large systems with high fault currents, where fast response is critical. The relay also has a range of features such as multiple inputs, adjustable time delays, and built-in/configurable logic that allows it to be configured to meet the needs of specific applications. In conclusion, the 777-HVR-P2 protection relay is a robust and reliable solution for modern power systems. With its flexible and reliable protection features, it is suitable for a wide range of applications and provide a high level of protection. Furthermore, its fast reaction speed and configurable logic make it a valuable asset in preventing system failure or equipment damage.

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