TELEMECANIQUE LB1 LC03M13 018058

Telemecanique LB1 LC03M13 Thermal Overload Relay Description The Telemecanique LB1 LC03M13 is a robust 3-pole thermal overload relay designed for reliable motor protection. Part of the Integral series, this unit offers a selectable current setting range from 6.3A to 10A, ensuring precise protection against overcurrents and phase loss. It is engineered for direct mounting onto Telemecanique LC03 contactors, creating a compact and efficient motor starter solution. This is a dependable component for various industrial applications. Specifications Manufacturer: Telemecanique (Schneider Electric) Type: LB1 LC03M13 Part Number: 018058 Product Type: Thermal Overload Relay Thermal Setting Range: 6.3 to 10 A Number of Poles: 3 Rated Insulation Voltage (Ui): 690V AC Mounting: Direct to LC03 Contactor Label Info Irth: 6.3-10 LB1 LC03M13 Ui 690V a.c. max Application This thermal overload relay is ideal for protecting AC motors in applications such as pumps, fans, conveyors, and other industrial machinery where reliable overload and phase failure protection is critical. Country of Origin This product was manufactured in France. CO2 Impact By purchasing this reused component, you are helping to avoid the emission of approximately 6.0 kg of CO2. This saving is equivalent to the emissions from driving a car for 30 kilometers. Availability This is an obsolete item but is available from our stock. Order now from profideals for expert support and fast delivery. FAQ Which contactor series is the LB1 LC03M13 compatible with?This thermal overload relay is specifically designed for direct mounting on the Telemecanique Integral LC03 series contactors. Does this relay have an automatic or manual reset function?The LB1 LC03M13 features a selectable manual or automatic reset function, which can be chosen via a blue selector on the device to suit the application’s needs. Is this relay sensitive to phase failure?Yes, this is a 3-pole differential thermal overload relay, which means it is sensitive to phase loss and will trip to protect the motor in the event of a phase failure. profideals is not an authorized distributor, reseller, or representative of the products featured on this website. All product names, trademarks, brands, and logos used on this site are the property of their respective owners. Last Update: March 13, 2026