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RFN381000 - T/O RELAY 6 3-10A MAN/AUTO
MPN: RFN381000
Special Price
£45.60
£38.00
Regular Price
£76.00
Why Choose the RFN381000?
The Lovato RFN381000 thermal overload relay delivers reliable motor protection for three-phase applications. This non phase failure/non single-phase sensitive unit covers 6.3…10 A and offers manual or automatic reset to suit your control scheme. Designed for direct mounting on BF09–BF38 contactors, SKU RFN381000 streamlines panel assembly while maintaining compact IP20 frontal protection and conformity to IEC/EN 60947-1 and 60947-4-1.
Engineered for durability, this three-pole relay carries Ui 690 V and Uimp 6 kV ratings, with Ith 10 A and Pollution Degree 3. It operates from −25 to 60 °C and stores to −50 to 70 °C, up to 3000 m altitude. IP20 front protection, 2–2.5 Nm terminal torque and 160 g weight ease installation. Conforms to UL508 and CSA C22.2 n° 14, with Sustainability certification.
Key Benefits
- Wide 6.3…10 A setting range for versatile motor protection.
- Manual or automatic reset options to suit control preferences.
- Direct mounting on BF09–BF38 contactors simplifies panel assembly.
- Three-pole design for reliable three-phase motor coverage.
- IP20 frontal protection enhances safety during operation and maintenance.
- High dielectric strength: Ui 690 V, Uimp 6 kV.
- Operates −25 to 60 °C; Pollution Degree 3 rated.
Technical Specification
- Number of poles: 3
- Pollution degree: 3
- IP degree (frontal): IP20
- Rated insulation voltage Ui (IEC/EN): 690 V
- Rated impulse withstand voltage Uimp: 6 kV
- Terminal tightening torque: 2 to 2.5 Nm
- Ith (IEC): 10 A
- Operating temperature: -25 to 60 °C
- Storage temperature: -50 to 70 °C
- Max altitude: 3000 m
- Weight: 160 g
What’s Included
- Lovato RFN381000 thermal overload relay
- Installation and operating instructions
- Manufacturer datasheet (downloadable)
- Original manufacturer packaging
Applications
- Three-phase motor starters using BF09–BF38 contactors
- Pumps, fans and conveyors within the 6.3…10 A range
- Industrial control panels requiring IEC/EN and UL compliance
- OEM machinery and maintenance replacements needing direct-mount relays
Frequently Asked Questions
What is the operational current setting range?
The RFN381000 covers a 6.3…10 A setting range.
Can I choose between manual and automatic reset?
Yes. The reset mode can be configured for manual or automatic operation.
Is the relay phase-failure sensitive?
No. It is non phase failure/non single-phase sensitive.
Which contactors is it compatible with for direct mounting?
It mounts directly on Lovato BF09… BF38… contactors in the BF series.
What protection and voltage ratings does it provide?
It offers IP20 frontal protection, Ui 690 V and Uimp 6 kV.
Safety note: Installation and adjustment should be performed by qualified personnel. De-energise equipment before wiring, set the relay to the motor’s rated current, and operate within the specified environmental and voltage limits.
| Manufacturer Part Number | RFN381000 |
|---|---|
| Manufacturer | Lovato |
| Barcode | 8013975169742 |
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