Continuous, real-time busbar temperature monitoring and hot spot detection for MV & HV switchgear, substations and power plants — EMI-immune, calibration-free, fully SCADA-integrated. Prevent busbar overheating before it becomes a catastrophic fault. Monitor current, temperature, and electrical parameters to prevent failures and ensure optimal distribution with AI-powered predictive analytics. in high-voltage switchgear cabinets. The sensors are composed. Maximize Busbar reliability through early fault detection and preventive measures. of electrical system failures are caused by busbar faults As. The REB670 IED (Intelligent Electronic Device) is designed for the protection and monitoring of busbars, T-connections, and meshed corners from medium to extra high voltage levels in up to six zones. Key highlights Due to its extensive I/O capability, REB670 protects single, double, and triple. Critical busbar joints and terminations are the "silent" risk centers of an industrial plant, where undetected loose connections or oxidation lead to overheating, catastrophic fire hazards, and unplanned downtime. Traditional reliance on periodic manual thermography often misses intermittent.