Schneider LRE484 | EasyPact TVS differential thermal overload relay 146…234 A – class 10A
Out of stock
Schneider LRE484 | EasyPact TVS differential thermal overload relay 146…234 A – class 10A
3,052 EGP 5,652 EGP
Out of stock
CompareSchneider LRE484 | EasyPact TVS differential thermal overload relay 146…234 A – class 10A
Schneider LRE484: Comprehensive Overview
Introduction
it is a sophisticated electronic overload relay designed for precise motor protection in various electrical and automation applications. This guide will delve into its features, applications, and benefits, providing a thorough understanding of this essential component.
Overview of Schneider Electric
Company Background
Schneider Electric is a global leader in energy management and automation. With a legacy of innovation and a commitment to quality, Schneider Electric consistently delivers cutting-edge products that meet the evolving needs of the market.
Commitment to Quality and Innovation
it exemplifies Schneider Electric’s dedication to quality and technological advancement. Continuous research and development ensure that their products, including it, are at the forefront of performance and reliability.
Detailed Description of Schneider LRE484
Product Specifications
it is an advanced electronic overload relay designed for motor protection. Here are its key specifications:
- Type: Electronic Overload Relay
- Voltage Range: 24-240V AC/DC
- Current Range: 0.1-25A
- Frequency: 50/60 Hz
- Mounting Type: DIN Rail or Direct Mounting
- Communication: Optional Modbus RTU
Key Features
- High Accuracy: Provides precise motor protection with minimal deviation.
- Versatility: Compatible with various motor protection applications.
- Compact Design: Easy to install in tight spaces.
- Real-Time Monitoring: Offers detailed data on motor performance and protection.
Applications of Schneider LRE484
Residential Use
In residential applications, it can protect household motors such as those in HVAC systems and water pumps, ensuring they operate safely and efficiently.
Commercial Use
For commercial environments, it is ideal for safeguarding motors in office buildings, retail spaces, and other commercial properties, enhancing operational reliability and reducing downtime.
Industrial Use
In industrial settings, it provides robust protection for machinery and equipment, minimizing maintenance costs and improving overall system reliability.
Installation and Setup
Pre-Installation Considerations
Before installing it, verify that the voltage and current ratings match your system’s requirements. Ensure that the installation location allows for proper mounting and easy access.
Step-by-Step Installation Guide
- Prepare the Installation Site: Clear the area for mounting.
- Mounting: Attach the relay to the DIN rail or mount it directly using the appropriate hardware.
- Wiring: Connect the relay to the motor and control circuit following the wiring diagram provided in the manual.
- Configuration: Use the built-in display and controls to configure the relay settings according to your needs.
- Testing: Perform a thorough check and test all connections to ensure proper operation.
Safety Features and Compliance
Built-in Safety Mechanisms
The Schneider LRE484 includes several safety features:
- Overload Protection: Safeguards motors from excessive current.
- Short Circuit Protection: Protects the relay and connected equipment.
- Temperature Monitoring: Prevents overheating by monitoring temperature.
| Range | Easy TeSys |
|---|---|
| Range of product | Easy TeSys Protect |
| Product or component type | Differential thermal overload relay |
| Device short name | LRE |
| relay application | Motor protection |
| Phase failure sensitivity | Tripping current 130 % of Ir on two phase, the last one at 0 conforming to IEC 60947-4-1 |
| Product compatibility | LC1E200…630 |
|---|---|
| Network type | AC |
| Network frequency | 50…60 Hz |
| Mounting support | Under contactor Plate |
| Thermal overload class | Class 10A conforming to IEC 60947-4-1 |
| Signalling function | Relay trip indicator |
| Thermal protection adjustment range | 146…234 A |
| Tripping threshold | 1.14 +/- 0.06 Ir conforming to IEC 60947-4-1 |
| Mechanical robustness | Shocks: 6 Gn for 11 ms conforming to IEC 60068-2-7 Vibrations: 3 GN conforming to IEC 60068-2-6 |
| Auxiliary contact composition | 1 NO + 1 NC |
| [Ith] conventional free air thermal current | 5 A for signalling circuit |
| [Ue] rated operational voltage | <= 690 V AC |
| Associated fuse rating | 315 A gG for power circuit 250 A aM for power circuit 5 A gG for signalling circuit |
| [Ui] rated insulation voltage | 690 V conforming to IEC 60947-4-1 |
| [Uimp] rated impulse withstand voltage | 6 kV |
| Local signalling | Trip indicator |
| Control type | Push-button red stop: Push-button green reset: |
| Temperature compensation | -20…60 °C |
| Connection pitch | 48 mm |
| Connections – terminals | Signalling circuit: screw clamp terminals 2 1…2.5 mm² – cable stiffness: flexible without cable end Signalling circuit: screw clamp terminals 2 1…2.5 mm² – cable stiffness: flexible with cable end Signalling circuit: screw clamp terminals 2 1…2.5 mm² – cable stiffness: solid without cable end Power circuit: lugs Power circuit: bars – busbar cross section: 3 x 25 mm |
| Recommended tightening torque | Power circuit: 35 N.m – on bars M10 Power circuit: 35 N.m – on lugs M10 Signalling circuit: 1.7 N.m – on screw clamp terminals |
| Height | 134 mm |
| Width | 180 mm |
| Depth | 134 mm |
| Net weight | 2.2 kg |
| Standards | IEC 60947-4-1 IEC 60947-5-1 |
|---|---|
| Product certifications | EAC |
| Protective treatment | TH conforming to IEC 60068 |
| IP degree of protection | IP00 conforming to IEC 60529 |
| Ambient air temperature for operation | -20…60 °C without derating conforming to IEC 60947-4-1 -20…70 °C with derating |
| Ambient air temperature for storage | -60…80 °C |
| Fire resistance | 850 °C conforming to IEC 60068-2-1 |
| Dielectric strength | 6 kV at 50 Hz conforming to IEC 60255-5 |
| Electromagnetic compatibility | Surge withstand: 6 kV conforming to IEC 60801-5 |
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 16.500 cm |
| Package 1 Width | 18.000 cm |
| Package 1 Length | 27.500 cm |
| Package 1 Weight | 2.909 kg |
| Unit Type of Package 2 | S03 |
| Number of Units in Package 2 | 2 |
| Package 2 Height | 30.000 cm |
| Package 2 Width | 30.000 cm |
| Package 2 Length | 40.000 cm |
| Package 2 Weight | 6.311 kg |
| Warranty | 18 months |
|---|
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