Schneider LRE363 | Thermal overload relay,EasyPact TVS,63…80A,class 10A
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CompareSchneider LRE363 | Thermal overload relay,EasyPact TVS,63…80A,class 10A
Introduction
Schneider LRE363 is a thermal overload relay designed for industrial applications, offering reliable protection to electrical circuits against overloads and short circuits. This article explores its features, specifications, installation process, operation, applications, advantages, and more.
Features
The EasyPact TVS series from Schneider Electric boasts advanced features such as precise tripping characteristics, a wide range of current ratings including 63A to 80A, and a class 10A thermal overload relay, ensuring efficient protection for electrical systems.
Specifications
it thermal overload relay is rated for currents ranging from 63A to 80A, making it suitable for a variety of industrial setups. Its class 10A designation indicates its quick response time to overload conditions, preventing damage to connected equipment.
Description
This relay provides a comprehensive solution for managing electrical loads within specified limits. Its compact design and robust construction make it ideal for use in demanding environments where reliability is paramount.
Installation
Installing it is straightforward with the provided instructions. Users should ensure proper wiring and adherence to safety guidelines during installation to guarantee optimal performance.
Operation
The relay operates by monitoring current flow and responding swiftly to abnormal conditions. It disconnects the circuit when overload or short circuit situations are detected, preventing equipment damage and ensuring uninterrupted operation.
Applications
it finds applications in various industries such as manufacturing, commercial buildings, and infrastructure projects where reliable circuit protection is essential. It is commonly used in motor control panels and distribution boards.
Advantages
- Precise tripping characteristics
- Wide current rating range
- Class 10A protection
- Compact design
- Easy installation and maintenance
Comparisons
Compared to similar products, it stands out due to its advanced features, reliability, and compatibility with a wide range of electrical systems.
Maintenance
Regular maintenance is crucial to ensure the continued performance of the Schneider LRE363. Cleaning contacts, checking for loose connections, and verifying calibration are part of routine maintenance tasks.
Safety Precautions
Users should follow safety guidelines provided by Schneider Electric during installation, operation, and maintenance to avoid accidents and ensure optimal performance of the thermal overload relay.
Conclusion
In conclusion, it thermal overload relay is a dependable solution for protecting electrical circuits from overloads and short circuits. Its advanced features, wide current rating range, and ease of installation make it a preferred choice in various industrial applications.
| 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 | LC1E80…95 |
|---|---|
| Network type | AC |
| Network frequency | 50…60 Hz |
| Mounting support | Under contactor Plate, with specific accessories Rail, with specific accessories |
| Thermal overload class | Class 10A conforming to IEC 60947-4-1 |
| Signalling function | Relay trip indicator |
| Thermal protection adjustment range | 63…80 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 | 125 A gG for power circuit 80 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 |
| 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: screw clamp terminals 1 4…35 mm² – cable stiffness: flexible without cable end Power circuit: screw clamp terminals 1 4…35 mm² – cable stiffness: flexible with cable end Power circuit: screw clamp terminals 1 4…35 mm² – cable stiffness: solid without cable end |
| Recommended tightening torque | Power circuit: 9 N.m – on screw clamp terminals Signalling circuit: 1.7 N.m – on screw clamp terminals |
| Height | 54 mm |
| Width | 70 mm |
| Depth | 113 mm |
| net weight | 0.48 kg |
| Standards | IEC 60947-4-1 IEC 60947-5-1 |
|---|---|
| Product certifications | EAC |
| Protective treatment | TH conforming to IEC 60068 |
| IP degree of protection | IP20 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 | 7.500 cm |
| Package 1 Width | 9.000 cm |
| Package 1 Length | 12.500 cm |
| Package 1 Weight | 491.000 g |
| Unit Type of Package 2 | S02 |
| Number of Units in Package 2 | 9 |
| Package 2 Height | 15.000 cm |
| Package 2 Width | 30.000 cm |
| Package 2 Length | 40.000 cm |
| Package 2 Weight | 4.772 kg |
| Warranty | 18 months |
|---|
Main documents
| Datasheet | Download Datasheet |
| Product datasheet | Download |
| Download | |
| CAD Files | Download |
| Download |
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