Switchgear & Protection
Jun 30, 2025
When and Why to Upgrade Your MV Switchgear Protection Relays
Outdated relays risk your system—learn when and how to upgrade them.
Introduction
Aging protection relays may no longer meet your system's safety or operational needs. Upgrading them improves protection accuracy, reduces downtime, and ensures compliance.
When to Consider an Upgrade
- Devices are 10+ years old
- You’re expanding or modifying your system
- System coordination issues or nuisance tripping
- New regulations or standards apply
Benefits of Modern Protection Relays
- Better fault detection speed
- Enhanced monitoring and remote control
- Digital interface and event logging
- Improved arc flash protection
Our Recommendation
Plan relay upgrades as part of broader retrofit or maintenance projects to avoid unscheduled shutdowns.
