Why Choose the Lovato 11RFNA9075 Thermal Overload Relay?
The Lovato 11RFNA9075 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 RFNA9 series motor protection relays, it is engineered for dependable motor protection with automatic reset operation and direct integration with compatible Lovato contactors.
This relay provides accurate thermal overload protection while helping safeguard motors against excessive current conditions. Its automatic reset operation, integrated test button and trip indicator provide straightforward operation for industrial motor starters, machine builders, OEM equipment and electrical control panels.
With an adjustable operational current range of 4.5–7.5 A and a three-pole three-phase configuration, the 11RFNA9075 is suitable for protecting industrial motors in a wide range of applications. The relay is designed for direct mounting on compatible Lovato BG series contactors for compact motor starter assemblies.
Key Advantages
- Compact thermal overload relay for three-phase motor protection.
- 4.5–7.5 A adjustable operational current range for flexible motor protection.
- Three-pole three-phase design for industrial motor circuits.
- Automatic reset operation for applications requiring automatic recovery.
- Direct mounting compatibility with compatible Lovato BG series contactors.
- Integrated test button and trip indicator for commissioning and maintenance.
Key Features
- Lovato RFNA9 series motor protection relay.
- 4.5–7.5 A adjustable thermal overload range.
- Three-pole thermal overload protection.
- Class 10A tripping characteristic.
- Automatic resetting function.
- 1 NO + 1 NC auxiliary contacts.
- IP20 frontal protection rating.
- Integrated test button and trip indication.
- Direct mounting on compatible Lovato contactors.
Reliable Motor Protection for Industrial Applications
Thermal overload relays such as the Lovato 11RFNA9075 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 RFNA9 series is designed for use with Lovato contactors and motor starters, providing a compact solution for machine builders, panel manufacturers and automation engineers requiring dependable motor protection.
Typical Applications
- Industrial motor starters.
- Machine control panels.
- Pumps, fans and motor-driven equipment.
- Conveyors and material handling systems.
- Production and processing machinery.
- OEM automation systems.
