Several specialized companies provide relay protection retrofit services, including R&B Switchgear Group, ABB, GK Expertise, Asteam Technologies, and Schweitzer Engineering Laboratories, offering full lifecycle solutions from planning to commissioning.

Key Companies and Services

R&B Switchgear Group offers protection relay retrofit solutions designed to extend asset lifecycle, improve switchgear performance, and enhance safety. Their services include on-site installation, testing, and site audits to assess existing installations, ensuring minimal disruption to power supply and reduced maintenance costs . ABB Electrification Service provides end-to-end relay retrofit expertise, supporting both ABB and non-ABB relays. They offer planned migrations to modern Relion platforms (REX615, REX640), customized retrofit solutions, and professional integration to meet digitalization and grid modernization requirements . GK Expertise specializes in replacing outdated relays with advanced protection relays. Their services include system assessment, custom design and planning, installation, integration, testing, commissioning, and ongoing support to ensure reliable and safe operation . Asteam Technologies focuses on structured retrofit programs using Relion® 615-series IEDs. They emphasize fast, standardized replacement processes, optional arc fault protection, simplified testing, and extended equipment lifecycle management . Schweitzer Engineering Laboratories (SEL) provides comprehensive retrofit solutions, including device upgrades, system-wide modernization, advanced protection, automation, and communications integration. SEL emphasizes high-speed fault detection, situational awareness, network security, and minimal downtime during retrofits, with local support and global expertise .

Benefits of Relay Protection Retrofit

• Enhanced Reliability: Modern relays improve system performance and reduce the risk of failures.
• Extended Asset Lifecycle: Retrofitting delays the need for full equipment replacement.
• Improved Safety: Advanced features like arc-flash detection and built-in protection enhance personnel safety.
• Cost Efficiency: Reduces maintenance costs and downtime through proactive upgrades.
• Digital Integration: Supports modern grid requirements, automation, and remote monitoring.

Conclusion

For organizations seeking to modernize their electrical protection systems, these companies provide comprehensive retrofit services, from initial assessment and planning to installation, testing, and ongoing support. Choosing a provider depends on the specific relay types, system requirements, and desired level of customization, ensuring a seamless transition to modern, reliable, and safe protection technology.