Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
RFN380100 – T/O RELAY 0 63-1A MAN/AUTO
Lovato RFN380100 thermal motor protection relay with a 0.63–1.00 A adjustable current range designed for three-phase motor overload protection and industrial control applications.
£41.45
Why Choose the Lovato RFN380100 Motor Protection Relay?
The Lovato RFN380100 is a reliable thermal motor protection relay designed to protect three-phase motors against overload conditions in industrial motor control applications. As part of the Lovato RFN38 series, it provides dependable motor protection and easy integration with compatible Lovato contactors.
This motor protection relay provides thermal overload protection with an adjustable current setting, helping protect motors from excessive current and abnormal operating conditions. Its compact design and direct mounting format make it suitable for electrical control panels and motor starter assemblies.
With an adjustable operating current range of 0.63–1.00 A, the RFN380100 is suitable for protecting small industrial motors. The relay supports manual or automatic reset operation and is designed for direct mounting on Lovato BF09–BF38 contactors.
Key Advantages
- Reliable thermal motor overload protection for industrial applications.
- 0.63–1.00 A adjustable current range for accurate motor protection.
- Three-pole design for three-phase AC motor circuits.
- Manual or automatic reset functionality for flexible operation.
- Direct mounting on Lovato BF09–BF38 contactors for simple installation.
- Compact construction for efficient control panel layouts.
Key Features
- Lovato RFN38 motor protection relay series.
- 0.63–1.00 A adjustable overload setting.
- Three-pole thermal overload protection.
- 10A tripping class for motor protection applications.
- Manual or automatic reset functionality.
- Integrated test button and trip indication.
- 1NO + 1NC auxiliary contacts for control and signalling.
- Direct mounting capability on compatible Lovato contactors.
- IP20 protection rating.
Reliable Motor Protection for Industrial Systems
Thermal motor protection relays such as the Lovato RFN380100 monitor motor current and help prevent damage caused by overload conditions. By disconnecting the motor circuit during excessive current events, they improve equipment reliability and operational safety.
The RFN38 series is designed for industrial automation and motor control applications where dependable overload protection and straightforward installation are required. Its compact format and direct contactor mounting help simplify electrical assembly.
Typical Applications
- Industrial motor control panels.
- Pumps and ventilation systems.
- Conveyor and material handling equipment.
- Small machinery and automation systems.
- Manufacturing and processing equipment.
- OEM electrical control assemblies.
Technical Specifications
Tick the specs you need, then view products that match.
| Current Range | 0.63–1 A | |
|---|---|---|
| Compatible With | BF09–BF38 | |
| Device Type | Thermal Overload Relay | |
| Reset Type | Manual or automatic | |
| Monitoring Function | Temperature / thermistor | |
| Monitored Supply | Single-phase | |
| Contacts | 1NO + 1NC | |
| IP Rating | IP20 | |
| HS Code | 85364900 | |
| Manufacturer | Lovato Electric | |
| Series | RFN38 Motor Protection Relays | |
| Model | RFN380100 | |
| Product type | Thermal motor protection relay | |
| Number of poles | 3 | |
| Adjustable current range | 0.63–1.00 A | |
| Tripping class | 10A | |
| Reset mode | Manual or automatic | |
| Auxiliary contacts | 1NO + 1NC | |
| Rated insulation voltage | 690 V | |
| Rated impulse withstand voltage | 6 kV | |
| Protection rating | IP20 | |
| Mounting type | Direct mounting on BF09–BF38 contactors |
Frequently Asked Questions
What is the Lovato RFN380100 used for?
The RFN380100 is a thermal motor protection relay designed to protect three-phase AC motors from overload conditions in industrial applications.
What current range does this relay support?
The relay supports an adjustable operating current range of 0.63–1.00 A.
Which contactors is the RFN380100 compatible with?
The relay is designed for direct mounting on compatible Lovato BF09–BF38 contactors.
What reset options are available?
The relay supports both manual and automatic reset modes depending on the application requirements.
What type of protection does this relay provide?
The RFN380100 provides thermal overload protection to help prevent motor damage caused by excessive current conditions.
Trusted by Industrial Control Engineers
Lovato RFN38 motor protection relays provide dependable overload protection, flexible installation options and reliable motor safeguarding for industrial control applications.
