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Description
Schneider LRD07| TeSys LRD thermal overload relays – 1.6…2.5 A – class 10A
Schneider LRD07 Description
it is a versatile and efficient thermal overload relay designed to protect electrical motors from overheating and overload conditions. With its advanced features and reliable performance, it has become a preferred choice for various industrial and commercial applications. Let’s delve into the details of this remarkable product.
Introduction to Schneider LRD07
it is a part of the TeSys series of thermal overload relays manufactured by Schneider Electric, a global leader in energy management and automation solutions. It is engineered to provide optimal motor protection and ensure the smooth operation of electrical systems in diverse environments.
Key Features
- Precise Overload Protection: The LRD07 offers precise protection against motor overload conditions, preventing damage and downtime.
- Adjustable Current Settings: Users can easily adjust the current settings according to the specific requirements of their applications.
- Compact Design: With its compact and ergonomic design, the LRD07 can be seamlessly integrated into motor control panels and switchboards.
- High Durability: Built to withstand harsh industrial environments, the LRD07 is highly durable and resistant to wear and tear.
- Easy Installation: The relay features simple wiring and mounting options, facilitating quick and hassle-free installation.
Technical Specifications
Size and Dimensions
- Dimensions: 45mm x 97mm x 76mm
- Weight: 0.25 kg
Operating Voltage
- Rated Operational Voltage (Ue): 690 V
- Rated Insulation Voltage (Ui): 690 V
- Frequency: 50/60 Hz
Control Features
- Trip Class: Class 10
- Reset Method: Automatic/Manual
- Contact Configuration: 1 NO + 1 NC
Applications
it finds wide-ranging applications across various industries, including:
- Industrial Machinery: It is used in pumps, compressors, conveyors, and other types of industrial machinery to protect motors from overload conditions.
- HVAC Systems: The LRD07 ensures reliable operation and protection of motors in heating, ventilation, and air conditioning (HVAC) systems.
- Motor Control Panels: It is commonly installed in motor control panels to provide effective overload protection and enhance system performance.
Installation Guide
Installing it is a straightforward process. Here are some basic guidelines:
Wiring Instructions
- Ensure proper sizing of cables based on the motor’s current rating.
- Connect the relay in series with the motor circuit, following the manufacturer’s wiring diagram.
- Verify the polarity and tightness of connections to prevent electrical faults.
Mounting Options
- The relay can be mounted on a standard DIN rail or directly onto a panel surface.
- Ensure adequate ventilation around the relay for optimal heat dissipation.
Benefits
- Overload Protection: The LRD07 offers reliable protection against motor overload conditions, preventing costly damage and downtime.
- Energy Efficiency: By preventing motor overheating, the relay helps conserve energy and improve system efficiency.
- Reliability: Schneider Electric is known for its quality and reliability, ensuring that the LRD07 delivers consistent performance in demanding environments.
Comparison with Similar Products
Compared to other thermal overload relays on the market, it stands out for its robust construction, precise protection features, and ease of installation. It offers exceptional value for money and peace of mind to users.
Maintenance Tips
To ensure optimal performance and longevity of it, follow these maintenance tips:
- Regularly inspect the relay for signs of wear or damage.
- Keep the surrounding area clean and free from dust or debris.
- Test the functionality of the relay periodically to ensure it responds accurately to overload conditions.
Troubleshooting Common Issues
- Issue: Motor tripping frequently.
- Solution: Check for loose connections or faulty wiring. Adjust the current settings if necessary.
- Issue: Relay not resetting automatically.
- Solution: Verify the reset method setting and ensure it is configured correctly.
- Pricing Information
The price of it varies depending on the supplier and quantity purchased. It is advisable to request a quote from authorized distributors for accurate pricing information.
Where to Buy Schneider LRD07
it is available through authorized distributors and retailers worldwide. Customers can also purchase it online from reputable suppliers.
Warranty Details
Schneider Electric offers a standard warranty on LRD07, covering manufacturing defects and faulty materials. Extended warranty options may be available for additional peace of mind.
Conclusion
In conclusion, it is a reliable and efficient thermal overload relay that offers superior motor protection and performance. With its advanced features, durable construction, and ease of installation, it is an ideal choice for various industrial and commercial applications.
Additional information
| brands | Schneider Electric |
|---|
Specifications
| Range | TeSys TeSys Deca |
|---|---|
| Product name | TeSys LRD TeSys Deca |
| Product or component type | Differential thermal overload relay |
| Device short name | LRD |
| Relay application | Motor protection |
| Product compatibility | LC1D18 LC1D38 LC1D32 LC1D25 LC1D12 LC1D09 |
| Network type | DC AC |
| Thermal overload class | Class 10A conforming to IEC 60947-4-1 |
| Thermal protection adjustment range | 1.6…2.5 A |
| [Ui] rated insulation voltage | Power circuit: 600 V conforming to CSA Power circuit: 600 V conforming to UL Power circuit: 690 V conforming to IEC 60947-4-1 |
| Network frequency | 0...400 Hz |
|---|---|
| Mounting support | Plate, with specific accessories Rail, with specific accessories Under contactor |
| Tripping threshold | 1.14 +/- 0.06 Ir conforming to IEC 60947-4-1 |
| Auxiliary contact composition | 1 NO + 1 NC |
| [Ith] conventional free air thermal current | 5 A for signalling circuit |
| Permissible current | 3 A at 120 V AC-15 for signalling circuit 0.22 A at 125 V DC-13 for signalling circuit |
| [Ue] rated operational voltage | 690 V AC 0...400 Hz for power circuit conforming to IEC 60947-4-1 |
| Associated fuse rating | 4 A gG for signalling circuit 4 A BS for signalling circuit |
| [Uimp] rated impulse withstand voltage | 6 kV |
| Phase failure sensitivity | Tripping current 130 % of Ir on two phase, the last one at 0 |
| Control type | Red push-button: stop Blue push-button: reset |
| Temperature compensation | -20…60 °C |
| Connections - terminals | Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible without cable end Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible with cable end Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² solid without cable end Power circuit: screw clamp terminals 1 cable(s) 1.5…10 mm² flexible without cable end Power circuit: screw clamp terminals 1 cable(s) 1…4 mm² flexible with cable end Power circuit: screw clamp terminals 1 cable(s) 1…6 mm² solid without cable end |
| Tightening torque | Control circuit: 1.7 N.m - on screw clamp terminals Power circuit: 1.7 N.m - on screw clamp terminals |
| Height | 66 mm |
| Width | 45 mm |
| Depth | 70 mm |
| Net weight | 0.124 kg |
| Climatic withstand | conforming to IACS E10 |
|---|---|
| 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 |
| Ambient air temperature for storage | -60…70 °C |
| Flame retardance | V1 conforming to UL 94 |
| Mechanical robustness | Vibrations: 6 Gn conforming to IEC 60068-2-6 Shocks: 15 Gn for 11 ms conforming to IEC 60068-2-7 |
| Dielectric strength | 1.89 kV at 50 Hz conforming to IEC 60947-1 |
| Standards | EN/IEC 60947-4-1 EN/IEC 60947-5-1 UL 60947-4-1 UL 60947-5-1 CSA C22.2 No 60947-4-1 CSA C22.2 No 60947-5-1 GB/T 14048.4 GB/T 14048.5 EN 50495 |
| Product certifications | IEC UL CSA CCC EAC BV RINA DNV-GL LROS (Lloyds register of shipping) ATEX INERIS UKCA |
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 8.800 cm |
| Package 1 Width | 7.700 cm |
| Package 1 Length | 4.900 cm |
| Package 1 Weight | 138.000 g |
| Unit Type of Package 2 | S02 |
| Number of Units in Package 2 | 24 |
| Package 2 Height | 15.000 cm |
| Package 2 Width | 30.000 cm |
| Package 2 Length | 40.000 cm |
| Package 2 Weight | 3.653 kg |
| Unit Type of Package 3 | P06 |
| Number of Units in Package 3 | 384 |
| Package 3 Height | 75.000 cm |
| Package 3 Width | 60.000 cm |
| Package 3 Length | 80.000 cm |
| Package 3 Weight | 72.827 kg |
| Warranty | 18 months |
|---|
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