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RFE453200 Lovato RFE overload relay 6.4-32A dol 3kw-15kw star/delta at 5.5-22kw
Lovato RFE453200 electronic thermal overload relay with 6.4–32 A adjustable current range designed for three-phase motor protection and industrial control applications.
£81.21
Why Choose the Lovato RFE453200 Electronic Overload Relay?
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.
Key Advantages
- Electronic thermal overload protection for reliable motor safety.
- 6.4–32 A adjustable current range for flexible motor protection.
- Three-pole three-phase design for industrial motor applications.
- Integrated phase failure and single-phase sensitivity helps prevent motor damage.
- Manual or automatic reset selection for application flexibility.
- Direct mounting on Lovato BF09…BF38 contactors simplifies motor starter installation.
Key Features
- Lovato RFE45 electronic overload relay series.
- 6.4–32 A operational current adjustment range.
- Electronic thermal release technology.
- Phase failure and single-phase sensitive protection.
- Three-pole construction for three-phase motor circuits.
- Selectable trip classes 5, 10, 20 and 30.
- Integrated test button and trip indication.
- Auxiliary contacts with 1 NO + 1 NC configuration.
Reliable Motor Protection for Industrial Applications
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.
Typical Applications
- Industrial motor control panels.
- Machine automation systems.
- Pumps and ventilation equipment.
- Conveyor and material handling systems.
- Manufacturing and processing machinery.
- Motor starter assemblies using Lovato BF contactors.
Technical Specifications
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| Compatible With | BF09–BF38 | |
|---|---|---|
| Device Type | Electronic Overload Relay | |
| Mounting Type | Direct mount on contactor | |
| Current Range | 6.4–32 A | |
| Trip Class | Adjustable (5–30) | |
| Reset Type | Manual / Automatic | |
| Poles | 3-pole | |
| 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 |
Frequently Asked Questions
What is the Lovato RFE453200 used for?
The Lovato RFE453200 is an electronic thermal overload relay used to protect three-phase motors against overload conditions, phase failure and single-phase operation.
What current range does the RFE453200 support?
The relay supports an adjustable operational current range of 6.4–32 A.
Which contactors is this overload relay compatible with?
The RFE453200 is designed for direct mounting on Lovato BF09…BF38 contactors.
What protection functions are included?
The relay provides electronic thermal overload protection with phase failure and single-phase sensitivity.
Can the overload relay be reset automatically?
Yes, the RFE453200 supports both manual and automatic reset modes depending on the application requirements.
Trusted by Industrial Automation Professionals
Lovato RFE electronic overload relays are used in industrial motor protection systems to provide accurate overload monitoring, flexible configuration and reliable equipment protection.
