Why Choose the Lovato RFN380250 Motor Protection Relay?
The Lovato RFN380250 is a reliable thermal motor protection relay designed to protect three-phase motors against overload conditions in industrial motor control applications. As part of the Lovato RF38 series, it provides dependable motor protection and straightforward integration with compatible Lovato contactors.
This motor protection relay provides thermal overload protection with an adjustable current setting, helping safeguard motors from excessive current conditions and abnormal operation. Its compact construction and direct mounting design make it suitable for electrical control panels, motor starters and industrial automation systems.
With an adjustable operating current range of 1.60–2.50 A, the RFN380250 is suitable for protecting small industrial motors. The relay supports manual or automatic resetting and is designed for direct mounting on Lovato BF09–BF38 contactors.
Key Advantages
- Reliable thermal motor overload protection for industrial applications.
- 1.60–2.50 A adjustable current range for accurate motor protection.
- Three-pole design suitable for three-phase AC motor circuits.
- Manual or automatic reset functionality for flexible operation.
- Direct mounting on Lovato BF09–BF38 contactors for simple installation.
- Compact design helps optimise electrical panel space.
Key Features
- Lovato RF38 motor protection relay series.
- 1.60–2.50 A adjustable overload setting.
- Three-pole thermal overload protection.
- 10A tripping class for motor protection applications.
- Manual or automatic reset functionality.
- Integrated test button and trip indicator.
- 1NO + 1NC auxiliary contacts for control and signalling.
- Direct mounting capability on compatible Lovato contactors.
- IP20 protection rating.
Reliable Motor Protection for Industrial Systems
Thermal motor protection relays such as the Lovato RFN380250 monitor motor current and help prevent damage caused by overload conditions. By disconnecting the motor circuit during excessive current events, they improve equipment reliability and operational safety.
The RF38 series is designed for industrial automation and motor control applications where dependable overload protection and efficient installation are required. Its direct contactor mounting design helps simplify electrical assembly and reduce panel space requirements.
Typical Applications
- Industrial motor control panels.
- Pumps and ventilation systems.
- Conveyor and material handling equipment.
- Small machinery and automation systems.
- Manufacturing and processing equipment.
- OEM electrical control assemblies.
