ABB Integrated Relay Protector (Single-Bus Protection Specialist，Negotiable Price)

Description

The ABB REB611E-1G Integrated Relay Protector is a high-performance protection relay specifically designed for single-bus applications. It is widely used in public substations and industrial power systems. Supporting high-impedance applications, it provides phase-segregated short-circuit protection, control, and monitoring functions, effectively protecting key equipment such as generators, motors, transformers, and reactors. This product fully complies with the IEC 61850 standard and supports fast GOOSE (Generic Object-Oriented Substation Event) messaging, ensuring efficient communication and interoperability between substation automation devices. Additionally, the REB611E-1G supports the Parallel Redundancy Protocol (PRP) and High-Availability Seamless Redundancy (HSR), further enhancing system reliability and availability.

The product features a compact and withdrawable design, making it suitable for both new installations and retrofit upgrades. Pre-configuration capabilities significantly reduce engineering and commissioning time, while the web-browser-based Human-Machine Interface (HMI) provides an intuitive and convenient user experience. Whether in substation automation, distributed energy systems, industrial power systems, or urban power grids, the REB611E-1G delivers stable and reliable protection solutions.