RF92V3 Lovato RF9 overload relay BG mini contactors 1.4-2.3 amp 0.75 kw

Why Choose the Lovato 11RF92V3 Thermal Overload Relay?

The Lovato 11RF92V3 is a compact and highly reliable thermal overload relay designed to provide advanced protection for three-phase electric motors in industrial automation systems. As part of the trusted Lovato RF9 motor protection relay series, it is engineered to protect motors against overload conditions, phase failure and single-phasing faults in demanding industrial environments.

This overload relay enhances operational reliability and motor safety by automatically disconnecting the motor during abnormal current conditions. Its direct mounting design enables quick installation onto compatible Lovato BG06, BG09 and BG12 mini-contactors, simplifying panel assembly and reducing installation time for OEM machine builders and electrical engineers.

With an adjustable current range of 1.4–2.3 A, integrated phase-failure sensitivity and a dependable manual reset mechanism, the 11RF92V3 is ideal for protecting small industrial motors used in conveyors, pumps, compressors, fans and automation equipment. Its compact design and Class 10A tripping characteristic provide reliable motor protection while maintaining efficient system operation.

Key Advantages

• Reliable thermal overload protection for three-phase motors.
• 1.4–2.3 A adjustable overload setting for flexible motor protection.
• Integrated phase-failure and single-phase sensitivity.
• Manual reset operation for improved operational safety.
• Direct mounting onto Lovato BG series mini-contactors.
• Compact industrial design simplifies panel installation and maintenance.

Key Features

• Lovato RF9 thermal overload relay series.
• 1.4–2.3 A overload adjustment range.
• Three-pole motor protection relay.
• Integrated phase-loss protection.
• Class 10A tripping characteristic.
• 1 NO + 1 NC auxiliary contacts included.
• Manual reset functionality.
• Compatible with BG06, BG09 and BG12 contactors.

Technical Specifications

• Manufacturer: Lovato Electric
• Series: RF9 Thermal Overload Relays
• Model: 11RF92V3
• Product type: Thermal overload relay
• Adjustable current range: 1.4–2.3 A
• Number of poles: 3-pole
• Tripping class: Class 10A
• Reset type: Manual reset
• Protection type: Phase failure / single-phase sensitive
• Auxiliary contacts: 1 NO + 1 NC
• Mounting type: Direct mounting on contactor
• Compatible contactors: BG06, BG09, BG12
• Protection rating: IP20
• Rated insulation voltage: 690 V
• Operating temperature: -20 °C to +55 °C
• Weight: approx. 115 g

Reliable Motor Protection for Industrial Applications

Thermal overload relays such as the Lovato 11RF92V3 continuously monitor motor current and disconnect the motor supply during overload or phase-loss conditions. This helps prevent motor overheating, winding damage and costly production downtime while improving equipment longevity and operational safety.

The RF9 series is designed for industrial control systems requiring dependable and compact motor protection. Its integrated phase-failure sensitivity rapidly detects abnormal operating conditions caused by voltage imbalance or single-phasing faults, ensuring improved protection for connected motors and machinery.

Typical Applications

• Industrial conveyors and material handling systems.
• Pumps, compressors and ventilation equipment.
• Packaging and processing machinery.
• Machine tools and production equipment.
• OEM control panels and starter assemblies.
• General industrial motor protection applications.

Trusted by Industrial Automation Engineers

Lovato RF9 thermal overload relays are widely trusted by panel builders and automation engineers for dependable motor protection, compact installation and reliable long-term operation in industrial control systems.