ABB, the world’s leading provider of electrification, automation and digital technologies, recently announced the launch of its new REF543KM129BAAA relay protection device. This new device is ABB’s latest development in the field of power system protection, and its superior performance and reliability meet the market demand for efficient power system protection.

The REF543KM129BAAA relay protection device has the following features:

High performance protection: The device can quickly and accurately identify faults in the power system, and trigger the protection action in time to ensure the stable operation of the power system.
Modular design: The modular structure makes installation, commissioning and maintenance more convenient. At the same time, the modular design also improves the reliability and scalability of the device.

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Intelligent function: Built-in intelligent algorithm, can achieve adaptive protection, fault prediction and other functions, improve the accuracy and efficiency of protection actions.
Communication capabilities: Support a variety of communication protocols to facilitate data exchange with other devices and systems to achieve remote monitoring and management.
The device is mainly used to monitor and protect critical equipment and lines in the power system. It can detect current, voltage and other parameters in real time, once abnormal conditions or faults are detected, it will immediately trigger protection actions, such as tripping, isolation, etc., to prevent the expansion of the fault and protect the safe and stable operation of the power system.

ABB said that the REF543KM129BAAA relay protection device not only enhances its product line in the field of power system protection, but also provides more choice and higher value to power customers around the world. With its high reliability, robust protection and flexible communication options, the device is suitable for a wide range of power systems, including industrial and civil buildings, power plants and substations, oil and gas, chemicals and metallurgy.