Schneider Electric LR9F5367 Thermal Overload Relay

The Schneider Electric LR9F5367 Thermal Overload Relay provides electronic overload protection, phase loss detection, and phase imbalance protection for large three-phase motors in industrial drive applications. Compatible with Schneider Electric LC1F115 through LC1F185 contactors and designed for TeSys LRF systems, it offers an adjustable motor protection range from 60 to 100 A and Class 10 tripping for motors roughly 37 to 45 kW at 400 V, with 1 NO + 1 NC auxiliary contacts and a 24 VDC supply (17–32 VDC) to support panel or direct contactor mounting. It features a rated operational voltage of 1000 VAC, Ui of 1000 VAC, Uimp of 8 kV, a 50/60 Hz network, an IP20 enclosure, an operating temperature range of -20°C to +70°C, and a manual front reset, providing reliable protection in motor control centers, conveyors, pumps, compressors, crushers, and other heavy-duty equipment.