SE-330-22-11

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Protection relays and systems play a critical role in the operations of electrical systems. The SE-330-22-11 is an example of a protection relay and system designed to provide protection to a variety of electrical systems. In this article, we will explore the application field and working principle of the SE-330-22-11 protection relay and system.

The SE-330-22-11 protection relay and system is designed to protect systems operating in a ranges from 74.3kV to 230kV. It is widely used in various applications such as industrial and utility electricity networks, power transformers and their associated busbars, voltage regulators, cables and overhead lines. The system can be employed as differential protection, short-circuit protection, and over/under voltage protection. It can also be used as a back-up protection system, providing a redundant level of protection for the system.

The primary goal of the SE-330-22-11 protection relay and system is to ensure the integrity of the electrical system by swiftly, accurately and reliably detecting an abnormal condition and initiating countermeasures to cut off the circuit. The system uses a variety of techniques to meet its objectives. The detection of an abnormal condition relies on the recognition of a condition of excess or deficiency in the current or voltage level of the system..

The SE-330-22-11 protection relay and system is designed to carry out its operations in an autonomous and self-learning mode. The voltage and current measurements are taken at set intervals. The data obtained from these measurements are processed by the system’s algorithm and compared against pre-defined thresholds. If the determined thresholds are exceeded, the system will respond accordingly. The response involves three steps: detection, isolation and restoration. The detection step identifies the location of the fault followed by the isolation step which trips the protection relay to disconnect the faulted area from the rest of the system. Finally, the restoration step requires restoring the system to normal operating condition by resetting the protection relay.

An equally important aspect of the SE-330-22-11 protection relay and system is its self-learning feature. This feature allows the system to evolve and adapt to changing environments over time. The system is able to set new thresholds based on the data that it acquires, enabling the system to respond more quickly and accurately in case of a fault. This ensures that the system is always up-to-date and able to provide reliable protection.

In short, the SE-330-22-11 protection relay and system is designed to protect systems operating in the 74.3kV to 230kV range. It is used as a differential protection, short-circuit protection, and over/under voltage protection, and also as a back-up protection system. The system is also autonomous and self-learning, allowing it to adjust thresholds and respond quickly and accurately in case of an abnormal condition. Thus, the SE-330-22-11 protection relay and system provides an effective and reliable protection for electrical systems.

The specific data is subject to PDF, and the above content is for reference