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11RFN9075 – T/O RELAY RFN9 0.45-0.75A
Lovato 11RFN9075 thermal motor protection relay with a 0.45–0.75 A adjustable overload range designed for three-phase motor protection and industrial control applications.
£41.60
Why Choose the Lovato 11RFN9075 Thermal Overload Relay?
The Lovato 11RFN9075 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 compact design, manual reset function and straightforward installation make it suitable for a wide range of industrial motor starter and control panel applications.
With an adjustable overload current range of 0.45–0.75 A and a three-pole three-phase configuration, the 11RFN9075 is suitable for protecting small industrial motors. The relay is designed for direct mounting on Lovato BG06, BG09 and BG12 mini-contactors for convenient motor starter assembly.
Key Advantages
- Compact thermal overload relay for motor protection applications.
- 0.45–0.75 A adjustable overload current range for small 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.
- Reliable protection against motor overload conditions.
Key Features
- Lovato RFN9 series motor protection relay.
- 0.45–0.75 A adjustable thermal overload range.
- Three-pole three-phase construction.
- Manual resetting function.
- Phase failure and single-phase sensitive protection.
- IP20 front protection rating.
- Integrated test button and trip indicator.
- Direct mounting on compatible Lovato BG series mini-contactors.
Reliable Motor Protection for Industrial Applications
Thermal overload relays such as the Lovato 11RFN9075 protect motors by monitoring current levels and disconnecting 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 practical solution for machine builders, panel manufacturers and industrial automation engineers requiring dependable motor protection.
Typical Applications
- Industrial motor starters.
- Machine control panels.
- Production and processing equipment.
- Pumps and small motor-driven systems.
- Automation and OEM machinery.
- Industrial electrical control systems.
Technical Specifications
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| Current Range | 0.45–0.75 A | |
|---|---|---|
| Compatible With | BG06–BG12 | |
| Device Type | Thermal Overload Relay | |
| Load Voltage | 690 V | |
| Monitoring Function | Temperature / thermistor | |
| Monitored Supply | Single-phase | |
| Signal / Input Range | 0.45–0.75 A | |
| Reset Type | Manual | |
| IP Rating | IP20 | |
| Manufacturer | Lovato Electric | |
| Series | RFN9 | |
| Model | 11RFN9075 | |
| Product type | Thermal motor protection relay | |
| Poles | 3 | |
| Adjustment range | 0.45–0.75 A | |
| Reset mode | Manual | |
| Phase failure detection | Yes | |
| Protection rating | IP20 | |
| Rated insulation voltage | 690 V | |
| Rated impulse withstand voltage | 8 kV | |
| Rated operational voltage | 690 V | |
| Frequency range | 0–400 Hz | |
| Tripping class | 10A | |
| Mounting type | Direct mounting on BG06, BG09 and BG12 mini-contactors | |
| Weight | approx. 114 g |
Frequently Asked Questions
What is the Lovato 11RFN9075 used for?
The Lovato 11RFN9075 is a thermal overload relay used to protect three-phase motors from overload conditions in industrial control applications.
What current range does the relay support?
The relay supports an adjustable overload current range of 0.45–0.75 A.
How is the Lovato 11RFN9075 reset?
The 11RFN9075 uses a manual reset function to allow controlled recovery after an overload trip.
Which contactors can the relay be mounted with?
The relay is designed for direct mounting on compatible Lovato BG06, BG09 and BG12 mini-contactors.
What protection features are included?
The relay provides thermal overload protection with phase failure and single-phase sensitive detection for three-phase motor protection systems.
Trusted by Industrial Automation Professionals
Lovato RFN9 series motor protection relays are used by electrical engineers and machine builders to provide reliable overload protection and efficient motor control solutions in industrial applications.
