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RF380063 - T/O RELAY 0 4-0 63A

RF380063 – T/O RELAY 0 4-0 63A

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.

SKU: RF380063MPN: RF380063
Price
List Price £66.60 ex VAT
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£66.60
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Manufacturer Lead Time

£66.60

Why Choose the Lovato RF380063 Motor Protection Relay?

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.

Key Advantages

  • 0.40–0.63 A adjustable current range for precise motor overload protection.
  • Three-pole thermal overload relay for three-phase motor applications.
  • Phase-failure sensitive design for enhanced motor protection.
  • Manual or automatic reset selection for flexible operation.
  • Class 10A tripping characteristic suitable for industrial motor protection.
  • Direct mounting on Lovato BF09–BF38 contactors for compact motor starter assemblies.

Key Features

  • Lovato RF38 thermal overload relay series.
  • 0.40–0.63 A operational current range.
  • 690 V rated operational voltage.
  • 690 V rated insulation voltage Ui.
  • 6 kV rated impulse withstand voltage Uimp.
  • Class 10A thermal tripping protection.
  • IP20 frontal protection rating.
  • Integrated test button and trip indicator.
  • Manual or automatic resetting.
  • 1NO + 1NC auxiliary contacts for signalling and control circuits.

Reliable Thermal Overload Protection for Industrial Motors

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.

Typical Applications

  • Three-phase industrial motor protection.
  • Motor starters using Lovato BF09–BF38 contactors.
  • Industrial machinery and automation equipment.
  • Pumps, fans and material handling systems.
  • Electrical control panels and motor control centres.
  • Industrial production and processing equipment.

Technical Specifications

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Current Range 0.4–0.63 A
Compatible With BF09–BF38
Device Type Thermal Overload Relay
Terminal Type Screw
Monitored Supply Single-phase
Reset Type Manual or automatic
Load Voltage 690 V
Monitoring Function Temperature / thermistor
Contacts 1NO + 1NC
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

Frequently Asked Questions

What is the Lovato RF380063 used for?

The RF380063 is a three-pole thermal overload motor protection relay designed to protect compatible three-phase motors against overload and phase failure conditions.

What is the current range of the Lovato RF380063?

The RF380063 has an adjustable operational current range of 0.40–0.63 A.

Which contactors can the RF380063 be mounted on?

The RF380063 is designed for direct mounting on Lovato BF09–BF38 contactors.

What tripping class does the RF380063 use?

The Lovato RF380063 has a Class 10A tripping characteristic.

Can the Lovato RF380063 be reset automatically?

Yes. The RF380063 supports both manual and automatic resetting.

Trusted Motor Protection from Lovato Electric

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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