RF95 Lovato RF9 overload relay BG mini contactors 3-5 amp 1.5 kw

Why Choose the Lovato 11RF95 Thermal Overload Relay?

The Lovato 11RF95 is a compact and highly reliable thermal overload relay engineered to provide advanced protection for three-phase electric motors in industrial automation and control systems. As part of the dependable Lovato RF9 motor protection relay series, it is specifically designed to safeguard motors against overload conditions, phase failure and single-phasing faults in demanding industrial environments.

This overload relay improves operational reliability and motor safety by disconnecting the motor during abnormal current conditions. Its direct mounting design allows fast and secure installation onto compatible Lovato BG06, BG09 and BG12 mini-contactors, helping panel builders and machine manufacturers reduce assembly time while maintaining compact control panel layouts.

With an adjustable current range of 3–5 A, integrated phase-failure sensitivity and a robust manual reset mechanism, the 11RF95 is ideal for protecting industrial motors used in conveyors, pumps, compressors, fans and production machinery. Its compact design and Class 10A tripping performance ensure dependable motor protection and long-term operational reliability.

Key Advantages

• Reliable thermal overload protection for three-phase motors.
• 3–5 A adjustable overload setting for flexible motor protection.
• Integrated phase-failure and single-phase sensitivity.
• Manual reset operation for controlled restart procedures.
• Direct mounting onto Lovato BG series mini-contactors.
• Compact industrial design simplifies installation and maintenance.

Key Features

• Lovato RF9 thermal overload relay series.
• 3–5 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: 11RF95
• Product type: Thermal overload relay
• Adjustable current range: 3–5 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. 116 g

Reliable Motor Protection for Industrial Applications

Thermal overload relays such as the Lovato 11RF95 continuously monitor motor current and disconnect the supply during overload or phase-loss conditions. This helps prevent motor overheating, winding damage and costly production downtime while improving equipment lifespan and operational safety.

The RF9 series is widely used in 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, helping ensure improved protection for motors and connected 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 motor 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.