Lovato RF829500 is a three-pole Class 10A thermal overload motor protection relay with a 70-95 A operational current range, phase-failure sensitivity and direct mounting on BF40-BF94 contactors.
SKU:RF829500MPN:RF829500
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Why Choose the Lovato RF829500 Motor Protection Relay?
The Lovato RF829500 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 RF82 motor protection relay series, it provides an adjustable operational current range of 70–95 A and is designed for direct mounting on Lovato BF40–BF94 contactors.
The RF829500 is phase-failure and single-phase sensitive and uses manual resetting for controlled restoration after a trip. Its Class 10A tripping characteristic, integrated test button and trip indicator support dependable motor protection, commissioning and fault identification in industrial installations.
With a rated operational voltage and insulation voltage of 690 V, an 8 kV rated impulse withstand voltage and an operational frequency range of 0–400 Hz, the RF829500 provides a versatile protection solution for industrial motor starters and control panels.
Key Advantages
70–95 A adjustable operational current range for motor overload protection.
Three-pole thermal overload relay for three-phase motor applications.
Phase-failure and single-phase sensitive design for enhanced motor protection.
Manual reset provides controlled restoration following a trip.
Class 10A tripping characteristic for motor overload protection.
Direct mounting on Lovato BF40–BF94 contactors for compact motor starter assemblies.
Key Features
Lovato RF82 thermal overload relay series.
70–95 A operational current range.
690 V rated operational voltage.
690 V rated insulation voltage Ui.
8 kV rated impulse withstand voltage Uimp.
0–400 Hz operational frequency.
Class 10A thermal overload protection.
IP20 frontal protection rating.
Integrated test button and trip indicator.
Yoke clamp terminals with M5 screws.
Reliable Thermal Overload Protection for Industrial Motors
Thermal overload relays help protect electric motors by responding when sustained current exceeds the selected operating range. The Lovato RF829500 combines an adjustable 70–95 A current setting with phase-failure sensitivity and a Class 10A tripping characteristic for dependable three-phase motor protection.
Designed for direct mounting on Lovato BF40–BF94 contactors, the RF829500 supports compact motor starter construction. Its manual reset, test button and trip indicator provide straightforward operation, testing and fault identification in industrial motor control systems.
Typical Applications
Three-phase industrial motor protection.
Motor starters using Lovato BF40–BF94 contactors.
Industrial machinery and production equipment.
Pumps, fans and material handling systems.
Electrical control panels and motor control centres.
Industrial automation and process equipment.
Technical Specifications
HS Code
85364900
Manufacturer
Lovato Electric
Series
RF82
Model
RF829500
Product type
Thermal overload motor protection relay
Number of poles
3
Release type
Thermal
Operational current
70–95 A
Rated operational voltage
690 V
Rated insulation voltage Ui
690 V
Rated impulse withstand voltage Uimp
8 kV
Operational frequency
0–400 Hz
Tripping class
10A
Phase failure detection
Yes
Reset mode
Manual
Test button
Yes
Trip indicator
Yes
Frontal protection rating
IP20
Overvoltage category
III
Pollution degree
3
Mounting type
Direct mounting on BF40–BF94 contactors
Terminal type
Yoke clamp
Terminal screw
M5
Terminal width
9 mm
Operating temperature
-20–55 °C
Storage temperature
-55–80 °C
Maximum altitude
3000 m
Operating position
Vertical plane, ±30° allowable
Weight
380 g
Quantity per package
1
Package dimensions
97 × 65 × 90 mm
Package volume
567.45 cm³
EAN
8013975243800
Frequently Asked Questions
What is the Lovato RF829500 used for?
The RF829500 is a three-pole thermal overload motor protection relay designed to protect three-phase motors against overload and phase failure conditions.
What is the current range of the Lovato RF829500?
The RF829500 has an adjustable operational current range of 70–95 A.
Which contactors can the RF829500 be mounted on?
The RF829500 is designed for direct mounting on Lovato BF40–BF94 contactors.
What tripping class does the RF829500 use?
The Lovato RF829500 has a Class 10A tripping characteristic.
Does the RF829500 provide phase failure detection?
Yes. The RF829500 is phase-failure and single-phase sensitive and uses manual resetting after a trip.
Trusted Motor Protection from Lovato Electric
The Lovato RF829500 combines adjustable thermal overload protection, phase-failure sensitivity and direct BF contactor mounting for dependable motor protection in industrial control applications.
HS Code
85364900
Manufacturer
Lovato Electric
Series
RF82
Model
RF829500
Product type
Thermal overload motor protection relay
Number of poles
3
Release type
Thermal
Operational current
70–95 A
Rated operational voltage
690 V
Rated insulation voltage Ui
690 V
Rated impulse withstand voltage Uimp
8 kV
Operational frequency
0–400 Hz
Tripping class
10A
Phase failure detection
Yes
Reset mode
Manual
Test button
Yes
Trip indicator
Yes
Frontal protection rating
IP20
Overvoltage category
III
Pollution degree
3
Mounting type
Direct mounting on BF40–BF94 contactors
Terminal type
Yoke clamp
Terminal screw
M5
Terminal width
9 mm
Operating temperature
-20–55 °C
Storage temperature
-55–80 °C
Maximum altitude
3000 m
Operating position
Vertical plane, ±30° allowable
Weight
380 g
Quantity per package
1
Package dimensions
97 × 65 × 90 mm
Package volume
567.45 cm³
EAN
8013975243800
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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...