ABB Group (Asea Brown Boveri) is a world-leading enterprise in electrical and automation technologies. Its headquarters is located in Zurich, Switzerland, and its business covers more than 100 countries. It has approximately 105,000 employees. The company was founded in 1988 and was formed by the merger of Swedish ASEA and Swiss BBC Brown Boveri. Its history can be traced back to the late 19th century.
Sku: REF541KM118AAAA
Country Of Origin: Switzerland
Vendor: ABB
Type: Feeder Terminal / Protection and Control Relay
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Product Description
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The ABB REF541KM118AAAA is a high-performance feeder terminal and protection relay designed for medium-voltage power distribution, substation automation, and industrial electrical protection applications. The device combines protection, control, measurement, monitoring, and communication functions within a compact integrated unit.
Built with advanced numerical protection technology and industrial-grade system architecture, the REF541KM118AAAA delivers fast fault detection, reliable feeder protection, and dependable long-term operational stability in demanding utility and industrial environments. It is widely used in substations, industrial power systems, utility distribution networks, renewable energy facilities, and critical infrastructure applications.
The relay supports seamless integration with substation automation and SCADA systems, enabling efficient power system monitoring, remote control, event recording, and operational management.
The REF541KM118AAAA combines feeder protection, monitoring, measurement, and control functions in one device.
Provides reliable fault detection, fast response performance, and stable protection functionality.
Supports integration with SCADA systems and modern substation communication networks.
Designed for continuous-duty operation in demanding electrical power environments.
Enables efficient remote monitoring, diagnostics, and operational management.
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