Lovato RF380063 is a three-pole Class 10A thermal overload motor protection relay with a 0.40-0.63 A operational current range and direct mounting on BF09-BF38 contactors.
£66.60
The Lovato RF380063 is a robust three-pole thermal overload motor protection relay designed to protect three-phase motors against overload and phase failure conditions. Part of the Lovato RF38 motor protection relay series, it provides an adjustable operational current range of 0.40–0.63 A and is designed for direct mounting on compatible Lovato BF09–BF38 contactors.
The RF380063 features a Class 10A thermal release, phase-failure detection, manual or automatic resetting and integrated test and trip indication functions. These features support reliable motor protection, commissioning and maintenance in industrial control applications.
With a rated operational voltage of 690 V, rated insulation voltage of 690 V and IP20 frontal protection, the RF380063 provides a compact protection solution for motor starters, automation panels and industrial electrical systems.
Thermal overload relays protect motors by monitoring current and disconnecting the motor circuit when overload conditions occur. The Lovato RF380063 combines adjustable current protection with phase-failure sensitivity and Class 10A tripping performance for dependable three-phase motor protection.
Designed for direct installation on Lovato BF09–BF38 contactors, the RF380063 provides a compact motor starter solution. Its manual or automatic reset selection, test button and trip indicator simplify operation, commissioning and maintenance.
| HS Code | 85364900 |
|---|---|
| Manufacturer | Lovato Electric |
| Series | RF38 |
| Model | RF380063 |
| Product type | Thermal overload motor protection relay |
| Number of poles | 3 |
| Release type | Thermal |
| Operational current | 0.40–0.63 A |
| Rated operational voltage | 690 V |
| Rated insulation voltage Ui | 690 V |
| Rated impulse withstand voltage Uimp | 6 kV |
| Operational frequency | 0–400 Hz |
| Tripping class | 10A |
| Phase failure detection | Yes |
| Reset mode | Manual or automatic |
| Auxiliary contacts | 1 NO + 1 NC |
| Frontal protection rating | IP20 |
| Mounting type | Direct mounting on BF09–BF38 contactors |
| Terminal type | Screw and washer |
| Power terminal screw | M4 |
| Operating temperature | -25–60 °C |
| Storage temperature | -50–70 °C |
| Maximum altitude | 3000 m |
| Weight | 160 g |
The RF380063 is a three-pole thermal overload motor protection relay designed to protect compatible three-phase motors against overload and phase failure conditions.
The RF380063 has an adjustable operational current range of 0.40–0.63 A.
The RF380063 is designed for direct mounting on Lovato BF09–BF38 contactors.
The Lovato RF380063 has a Class 10A tripping characteristic.
Yes. The RF380063 supports both manual and automatic resetting.
The Lovato RF380063 combines adjustable thermal overload protection, phase-failure detection and direct BF contactor mounting for dependable motor protection in industrial control applications.
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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...