Why Choose the Lovato 11RFN91V5 Thermal Overload Relay?
The Lovato 11RFN91V5 is a compact and reliable thermal motor protection relay designed to provide overload protection for three-phase motors in industrial control and automation applications. As part of the Lovato RFN9 series motor protection relays, it is engineered for dependable motor protection and direct integration with compatible Lovato BG series mini-contactors.
This relay provides accurate thermal overload protection while helping safeguard motors against excessive current conditions. Its manual reset operation, integrated test button and trip indicator provide straightforward operation for industrial motor starters, machine builders and electrical control panels.
With an adjustable operational current range of 0.9–1.5 A and a three-pole three-phase configuration, the 11RFN91V5 is suitable for protecting small industrial motors. The relay is designed for direct mounting on Lovato BG06, BG09 and BG12 mini-contactors for compact motor starter assemblies.
Key Advantages
- Compact thermal overload relay for three-phase motor protection.
- 0.9–1.5 A adjustable operational current range for flexible motor protection.
- Three-pole three-phase design for industrial motor circuits.
- Manual reset operation for controlled fault recovery.
- Direct mounting compatibility with Lovato BG06, BG09 and BG12 mini-contactors.
- Integrated test button and trip indicator simplify commissioning and maintenance.
Key Features
- Lovato RFN9 series motor protection relay.
- 0.9–1.5 A adjustable thermal overload range.
- Three-pole three-phase construction.
- Thermal release with class 10A tripping characteristic.
- Manual resetting function.
- Phase failure detection.
- 1 NO + 1 NC auxiliary contacts.
- IP20 frontal protection rating.
- Direct mounting on compatible Lovato BG series mini-contactors.
Reliable Motor Protection for Industrial Applications
Thermal overload relays such as the Lovato 11RFN91V5 monitor motor current and disconnect the control circuit when overload conditions occur. This helps prevent motor damage and improves the reliability of industrial electrical systems.
The RFN9 series is designed for use with Lovato contactors and motor starters, providing a compact solution for machine builders, panel manufacturers and industrial automation engineers requiring dependable motor protection.
Typical Applications
- Industrial motor starters.
- Machine control panels.
- Pumps, fans and ventilation equipment.
- Conveyors and material handling systems.
- Production and processing machinery.
- OEM automation systems and machine building.
