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Schneider LRE489 | EasyPact TVS differential thermal overload relay 394…630 A – class 10A
Schneider LRE489 | EasyPact TVS differential thermal overload relay 394…630 A – class 10A
Original price was: EGP 201,894.00.EGP 109,023.00Current price is: EGP 109,023.00.
Description
Schneider LRE489 | EasyPact TVS differential thermal overload relay 394…630 A – class
10A
Technical Specifications
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Brand: Schneider Electric
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Series: EasyPact TVS
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Model: LRE489
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Type: Differential Thermal Overload Relay
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Adjustable Current Range: 394 to 630 A
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Tripping Class: 10A (Fast Motor Protection)
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Phase Imbalance Detection: Yes
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Reset Mode: Manual and Automatic Reset
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Mounting Type: Direct mounting on EasyPact TVS contactors
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Connection Type: Screw clamp terminals
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Operating Temperature: -20°C to +60°C
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Compliance Standards: IEC 60947-4-1, IEC 60947-5-1
Key Features
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Heavy-Duty Overload Protection: Prevents motor overheating and damage due to excessive current.
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Adjustable Current Settings: Allows fine-tuning between 394 A and 630 A for precise motor protection.
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Quick Tripping (Class 10A): Ensures fast response to overload conditions, minimizing downtime.
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Auto/Manual Reset Options: Provides flexibility in reset operations, improving system reliability.
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Direct Mounting on EasyPact TVS Contactors: Simplifies installation and saves panel space.
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Phase Failure Protection: Trips the circuit in case of phase loss, preventing motor burnouts.
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Durable and Robust Construction: Designed for harsh industrial environments with high electrical endurance.
Applications
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Heavy Industrial Motor Protection: Ideal for large three-phase motors in manufacturing and processing plants.
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Pumps and Compressors: Ensures safe operation by preventing overheating and overload damage.
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Mining and Oil Industries: Provides robust motor protection in demanding environments.
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Material Handling & Conveyors: Prevents motor failure in automated heavy-duty conveyor systems.
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HVAC Systems: Protects large-scale ventilation, cooling, and air-handling units.
Additional information
| brands | Schneider Electric |
|---|
Specifications
| 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 | LC1E500...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 | 394…630 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 | 1000 A gG for power circuit 630 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 | 80 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: 6 x 40 mm |
| Recommended tightening torque | Power circuit: 58 N.m - on bars M12 Power circuit: 58 N.m - on lugs M12 Signalling circuit: 1.7 N.m - on screw clamp terminals |
| Height | 150 mm |
| Width | 242 mm |
| Depth | 148 mm |
| Net weight | 3.9 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 | 24.2 cm |
| Package 1 Width | 15 cm |
| Package 1 Length | 14.8 cm |
| Package 1 Weight | 4.4 kg |
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