-46%
Easy TeSys Protect
Schneider LRE353 | Thermal overload relay,EasyPact TVS,23…32A,for LRE322…E365,class 10A
Availability:
In stock
1,977.90 EGP 3,662.70 EGP
In stock
Schneider LRE353 | Thermal overload relay,EasyPact TVS,23…32A,for LRE322…E365,class 10A
Schneider LRE353: Comprehensive Overview
Introduction
The Schneider LRE353 thermal overload relay is a high-quality solution designed to protect electric motors from thermal damage caused by overcurrent, phase imbalance, or phase failure. This relay is part of the TeSys range by Schneider Electric, known for its reliability, versatility, and seamless integration with motor control setups.
Technical Specifications
- Model Number: LRE353
- Current Range: Adjustable from 9 to 13 A
- Trip Class: Class 10 (standard for motor protection)
- Mounting Type: Directly mountable on TeSys D contactors or available for standalone use
- Reset Options: Manual and automatic reset capabilities
- Standards Compliance: Certified to IEC 60947-4-1 for industrial motor protection
- Phase Protection: Detects and trips during phase imbalance or phase loss
Key Features
- Wide Current Adjustment Range:
- Flexible settings to suit various motor sizes and applications.
- Robust Thermal Protection:
- Guards motors against overheating due to sustained overloads.
- Phase Loss Protection:
- Trips to prevent motor damage caused by phase failures.
- Ease of Integration:
- Designed to integrate seamlessly with TeSys D contactors, ensuring a compact and efficient system.
- Durable Build:
- Designed for industrial-grade performance in demanding environments.
Applications
The LRE353 is suitable for a wide range of applications, including:
- Pumps and Compressors: Prevents motor damage during prolonged overload conditions.
- Conveyors: Ensures smooth operation by protecting motors from overheating or faults.
- HVAC Systems: Protects air conditioning and ventilation motors from electrical failures.
- Industrial Automation: Safeguards motors in manufacturing and assembly lines.
Benefits
- Enhanced Equipment Lifespan: Prevents motor damage, increasing overall system reliability.
- Minimized Downtime: Early detection of faults allows for quick recovery and maintenance.
- Cost-Effective: Reduces long-term repair and replacement expenses.
- Versatile Design: Compatible with a variety of motor types and control systems.
| 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 | LC1E40…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 | 23…32 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 | 63 A gG for power circuit 40 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 | 0.47 kg |
| Standards | IEC 60947-5-1 IEC 60947-4-1 |
|---|---|
| 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 | 478.000 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 | 4.648 kg |
| Warranty | 18 months |
|---|
There are no reviews yet.