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Industrial Automation and Control, Contactors & Protection Relays, Thermal Overload Relays 
Schneider LR2K0308 | TeSys K – differential thermal overload relays – 1.8…2.6 – class 10A
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Schneider LR2K0308 | TeSys K – differential thermal overload relays – 1.8…2.6 – class 10A
1,875.30 EGP 3,472.78 EGP
Out of stock
CompareSchneider LR2K0308 | TeSys K – differential thermal overload relays – 1.8…2.6 – class 10A
Technical Specifications
Brand: Schneider Electric
Series: TeSys K
Model: LR2K0308
Type: Differential Thermal Overload Relay
Adjustable Current Range: 1.8 to 2.6 A
Tripping Class: 10A (Fast Motor Protection)
Phase Imbalance Detection: Yes
Reset Mode: Manual and Automatic Reset
Mounting Type: Direct mounting on TeSys K contactors
Connection Type: Screw clamp terminals
Operating Temperature: -20°C to +60°C
Compliance Standards: IEC 60947-4-1, IEC 60947-5-1
Key Features
Reliable Motor Protection: Protects against overloads, phase loss, and unbalanced currents.
Adjustable Current Settings: Fine-tunes between 1.8 A and 2.6 A for precise protection.
Quick Tripping (Class 10A): Ensures rapid response to overload conditions, preventing motor damage.
Auto/Manual Reset Options: Provides flexibility in reset operations, improving system reliability.
Compact and Space-Saving Design: Directly mounts onto TeSys K contactors for easy installation.
Phase Failure Protection: Trips the circuit in case of phase loss, preventing motor overheating.
Durable Construction: Designed for industrial environments with high switching durability.
Applications
Industrial Motor Protection: Ideal for small three-phase motors in machinery and automation systems.
Pumps and Compressors: Ensures safe operation by preventing overheating and overload.
HVAC Systems: Protects fans, blowers, and air handling units from excessive loads.
Material Handling & Conveyors: Prevents motor failure in automated production lines.
Machine Tools: Used in drills, CNC machines, and lathes to prevent damage from excessive loads.
| Range | TeSys |
|---|---|
| Product name | TeSys LRK |
| Product or component type | Differential thermal overload relay |
| Device short name | LR2K |
| relay application | Motor protection |
| Product compatibility | LP4K LC1K LC7K LP1K |
| Network type | DC AC |
| Thermal overload class | Class 10A conforming to IEC 60947-4-1 |
| Thermal protection adjustment range | 1.8…2.6 A |
| [Ui] rated insulation voltage | Power circuit: 690 V conforming to BS 4941 Power circuit: 690 V conforming to IEC 60947 Power circuit: 750 V conforming to VDE 0110 group C Power circuit: 600 V conforming to CSA C22.2 No 14 |
| Network frequency | <= 400 Hz |
|---|---|
| Mounting support | Under contactor Plate, with specific accessories Rail, with specific accessories |
| Auxiliary contact composition | 1 NO + 1 NC |
| [Ith] conventional free air thermal current | 6 A for signalling circuit |
| [Ue] rated operational voltage | <= 690 V for power circuit 690 V AC AC-15 for signalling circuit 250 V DC DC-13 for signalling circuit |
| Associated fuse rating | 6 A gG for signalling circuit conforming to VDE 0660 6 A gG for signalling circuit conforming to IEC 60947 |
| [Uimp] rated impulse withstand voltage | 6 kV |
| Power dissipation per pole | 2 W |
| Phase failure sensitivity | Yes conforming to IEC 60947-4-1 |
| Local signalling | Trip indicator (yellow) |
| Control type | Red push-button: trip test function Blue push-button: stop and manual reset selector switch: manual or automatic reset |
| Connections – terminals | Screw clamp terminals 1 cable(s) 1.5…4 mm²solid Screw clamp terminals 2 cable(s) 1.5…4 mm²solid Screw clamp terminals 1 cable(s) 0.75…4 mm²flexible without cable end Screw clamp terminals 2 cable(s) 0.75…4 mm²flexible without cable end Screw clamp terminals 1 cable(s) 0.34…2.5 mm²flexible with cable end Screw clamp terminals 2 cable(s) 0.34…1.5 mm²flexible with cable end |
| Tightening torque | 1.3 N.m – on screw clamp terminals – with screwdriver Philips No 2 1.3 N.m – on screw clamp terminals – with screwdriver flat Ø 6 mm 1.3 N.m – on screw clamp terminals – with screwdriver pozidriv No 2 |
| Height | 58 mm |
| Width | 45 mm |
| Depth | 65 mm |
| Net weight | 0.145 kg |
| Standards | BS 4941 VDE 0660 IEC 60947 NF C 63-650 |
|---|---|
| Product certifications | UL CSA UKCA |
| Protective treatment | TC conforming to IEC 60068 TC conforming to DIN 50016 |
| IP degree of protection | IP2X conforming to IEC 60529 |
| Ambient air temperature for operation | -20…55 °C without derating conforming to IEC 60947 -30…60 °C with derating conforming to IEC 60947 |
| Ambient air temperature for storage | -40…70 °C |
| Operating altitude | 2000 m without derating |
| Fire resistance | 850 °C conforming to IEC 60695-2-1 |
| Flame retardance | V1 conforming to UL 94 Requirement 2 conforming to NF F 16-101 Requirement 2 conforming to NF F 16-102 |
| Mechanical robustness | Shocks NO contact: 10 Gn for 11 ms conforming to IEC 60068-2-27 Shocks NC contact: 10 Gn for 11 ms conforming to IEC 60068-2-27 Vibrations NO contact: 2 Gn, 5…300 Hz conforming to IEC 60068-2-6 Vibrations NC contact: 2 Gn, 5…300 Hz conforming to IEC 60068-2-6 |
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 7.200 cm |
| Package 1 Width | 4.800 cm |
| Package 1 Length | 8.500 cm |
| Package 1 Weight | 157.000 g |
| Unit Type of Package 2 | S02 |
| Number of Units in Package 2 | 41 |
| Package 2 Height | 15.000 cm |
| Package 2 Width | 30.000 cm |
| Package 2 Length | 40.000 cm |
| Package 2 Weight | 6.800 kg |
| Unit Type of Package 3 | P06 |
| Number of Units in Package 3 | 656 |
| Package 3 Height | 75.000 cm |
| Package 3 Width | 60.000 cm |
| Package 3 Length | 80.000 cm |
| Package 3 Weight | 118.772 kg |
| Warranty | 18 months |
|---|
Main Document
Data Sheet : Download
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