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Schneider LR2K0305 | Differential thermal overload relays, TeSys K, 0.54 to 0.8 A, class 10A
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Schneider LR2K0305 | Differential thermal overload relays, TeSys K, 0.54 to 0.8 A, class 10A

Schneider Electric
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Schneider LR2K0305 | Differential thermal overload relays, TeSys K, 0.54 to 0.8 A, class 10A

1,875.30 EGP 3,472.78 EGP

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Schneider LR2K0305 | Differential thermal overload relays, TeSys K, 0.54 to 0.8 A, class

10A

Technical Specifications

  • Brand: Schneider Electric

  • Series: TeSys K

  • Model: LR2K0305

  • Type: Differential Thermal Overload Relay

  • Adjustable Current Range: 0.54 to 0.8 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

  • Standards Compliance: IEC 60947-4-1, IEC 60947-5-1

Key Features

  • Motor Protection: Protects against overloads, phase loss, and unbalanced currents.

  • Adjustable Current Settings: Allows fine-tuning between 0.54 A and 0.8 A for precise protection.

  • Quick Tripping (Class 10A): Ensures fast response to overload conditions, reducing motor damage risk.

  • Auto/Manual Reset Options: Provides flexibility in reset operations for continuous system reliability.

  • Direct Mounting on TeSys K Contactors: Saves space and simplifies installation in compact control panels.

  • Phase Failure Protection: Detects phase loss and trips the circuit to prevent motor damage.

  • Reliable and Durable Design: Built for harsh industrial environments with long-term performance.

Applications

  • Industrial Motor Protection: Suitable for small three-phase motors in machinery and automation systems.

  • Pumps and Compressors: Ensures safe operation by preventing overheating.

  • HVAC Systems: Protects fans, blowers, and air handling units from overload.

  • Conveyors and Material Handling: Prevents motor burnouts in automated production lines.

  • Small Machine Tools: Used in CNC machines, drills, and lathes to prevent damage from excessive loads.

SKU: LR2K0305 Categories: , , Brand:
Main
RangeTeSys
Product nameTeSys LRK
Product or Component TypeDifferential thermal overload relay
Device short nameLR2K
relay applicationMotor protection
Product CompatibilityLP4K
LC1K
LP1K
LC7K
Network typeDC
AC
Thermal overload classClass 10A IEC 60947-4-1
Thermal protection adjustment range0.54…0.8 A
[Ui] rated insulation voltagePower circuit 690 V BS 4941
Power circuit 690 V IEC 60947
Power circuit 750 V VDE 0110 group C
Power circuit 600 V CSA C22.2 No 14
Complementary
Network Frequency<= 400 Hz
Mounting supportUnder contactor
Plate, with specific accessories
Rail, with specific accessories
Auxiliary contact composition1 NO + 1 NC
[Ith] conventional free air thermal current6 A signalling circuit
[Ue] rated operational voltage<= 690 V power circuit
690 V AC AC-15 signalling circuit
250 V DC DC-13 signalling circuit
Associated fuse rating6 A gG for signalling circuit conforming to VDE 0660
6 A gG for signalling circuit conforming to IEC 60947
[Uimp] rated impulse withstand voltage6 kV
Power dissipation per pole2 W
Phase failure sensitivityYes IEC 60947-4-1
Local signallingTrip indicator Yellow)
Control typeRed push-button trip test function
Blue push-button stop and manual reset
selector switch manual or automatic reset
Connections – terminalsscrew clamp terminals 1 0.002…0.006 in² (1.5…4 mm²)solid
screw clamp terminals 2 0.002…0.006 in² (1.5…4 mm²)solid
screw clamp terminals 1 0.001…0.006 in² (0.75…4 mm²)flexible without cable end
screw clamp terminals 2 0.001…0.006 in² (0.75…4 mm²)flexible without cable end
screw clamp terminals 1 0.0005…0.004 in² (0.34…2.5 mm²)flexible with cable end
screw clamp terminals 2 0.0005…0.002 in² (0.34…1.5 mm²)flexible with cable end
Tightening torque11.5 lbf.in (1.3 N.m) screw clamp terminals Philips No 2
11.5 lbf.in (1.3 N.m) screw clamp terminals flat Ø 6 mm
11.5 lbf.in (1.3 N.m) screw clamp terminals pozidriv No 2
Height2.3 in (58 mm)
Width1.8 in (45 mm)
Depth2.6 in (65 mm)
Net Weight0.320 lb(US) (0.145 kg)
Environment
StandardsNF C 63-650
IEC 60947
VDE 0660
BS 4941
Product CertificationsUL
CSA
UKCA
Protective treatmentTC IEC 60068
TC DIN 50016
IP degree of protectionIP2X conforming to IEC 60529
Ambient air temperature for operation-4.0000000000…131.0000000000 °F (-20…55 °C) without derating IEC 60947
-22.0000000000…140.0000000000 °F (-30…60 °C) with derating IEC 60947
Ambient Air Temperature for Storage-40.0000000000…158.0000000000 °F (-40…70 °C)
Operating altitude6561.68 ft (2000 m) without derating
Fire resistance1562.0000000000 °F (850 °C) IEC 60695-2-1
Flame retardanceV1 conforming to UL 94
Requirement 2 conforming to NF F 16-101
Requirement 2 conforming to NF F 16-102
Mechanical robustnessShocks NO contact10 Gn for 11 ms IEC 60068-2-27
Shocks NC contact10 Gn for 11 ms IEC 60068-2-27
Vibrations NO contact2 Gn, 5…300 Hz IEC 60068-2-6
Vibrations NC contact2 Gn, 5…300 Hz IEC 60068-2-6
Ordering and shipping details
CategoryUS10I1222324
Discount Schedule0I12
GTIN3389110230390
ReturnabilityYes
Country of originUS
Packing Units
Unit Type of Package 1PCE
Number of Units in Package 11
Package 1 Height3.3 in (8.5 cm)
Package 1 Width2.8 in (7.2 cm)
Package 1 Length1.9 in (4.8 cm)
Package 1 Weight5.6 oz (158.0 g)
Unit Type of Package 2S02
Number of Units in Package 241
Package 2 Height5.9 in (15.0 cm)
Package 2 Width11.8 in (30.0 cm)
Package 2 Length15.7 in (40.0 cm)
Package 2 Weight15.0 lb(US) (6.8 kg)
Contractual warranty
Warranty18 months

Main Document

Data Sheet : Download

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