Lovato RFE453200 electronic thermal overload relay with 6.4–32 A adjustable current range designed for three-phase motor protection and industrial control applications.
£135.35
The Lovato RFE453200 is a reliable electronic thermal overload relay designed to provide accurate motor protection for three-phase industrial motor applications. As part of the advanced Lovato RFE45 electronic overload relay series, it is developed to protect motors against overload conditions, phase failure and single-phase operation while providing dependable integration with Lovato motor starter assemblies.
This electronic overload relay combines precise current monitoring with flexible protection settings to improve motor reliability and reduce the risk of damage caused by abnormal operating conditions. Its compact design, selectable trip classes and manual or automatic reset options make it suitable for modern industrial control panels and automation systems.
With an adjustable operational current range of 6.4–32 A and direct mounting compatibility with Lovato BF09…BF38 contactors, the RFE453200 is ideal for protecting motors used in machinery, pumps, conveyors and industrial production equipment.
Electronic overload relays such as the Lovato RFE453200 continuously monitor motor current and provide protection against overload conditions that can cause overheating and premature motor failure. Electronic sensing technology provides accurate and consistent motor protection compared with traditional thermal overload solutions.
The RFE45 series is designed for industrial motor starter applications, offering direct integration with Lovato BF contactors, flexible reset options and reliable protection functions. This allows automation engineers and machine builders to create dependable motor control solutions.
| HS Code | 85389091 |
|---|---|
| Manufacturer | Lovato Electric |
| Series | RFE45 Electronic Thermal Overload Relays |
| Model | RFE453200 |
| Product type | Electronic thermal overload relay |
| Operational current range | 6.4–32 A |
| Number of poles | 3-pole |
| Protection type | Phase failure / single-phase sensitive |
| Reset mode | Manual or automatic |
| Tripping class | 5 / 10 / 20 / 30 |
| Rated operational voltage | 690 V |
| Rated insulation voltage | 1000 V |
| Rated impulse withstand voltage | 6 kV |
| Frequency | 50 / 60 Hz |
| Protection rating | IP20 |
| Auxiliary contacts | 1 NO + 1 NC |
| Mounting type | Direct mounting on BF09…BF38 contactors |
| Terminal type | Screw terminals |
| Operating temperature | -25 to 70 °C |
| Weight | approx. 216 g |
The Lovato RFE453200 is an electronic thermal overload relay used to protect three-phase motors against overload conditions, phase failure and single-phase operation.
The relay supports an adjustable operational current range of 6.4–32 A.
The RFE453200 is designed for direct mounting on Lovato BF09…BF38 contactors.
The relay provides electronic thermal overload protection with phase failure and single-phase sensitivity.
Yes, the RFE453200 supports both manual and automatic reset modes depending on the application requirements.
Lovato RFE electronic overload relays are used in industrial motor protection systems to provide accurate overload monitoring, flexible configuration and reliable equipment protection.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...