TeSys K - differential thermal overload relays - 0.36...0.54 A - class 10A

LR2K0304
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Description

TeSys K Overload Relays

With its integrated manual-automatic reset and simple installation, TeSys K bimetallic overload relays are very reliable and cover the whole range of motor ratings up to 14A. They can be combined with TeSys K contactors to form an extremely compact starter.

Protection

Tesys K thermal overload relays are designed to protect a.c. circuits and motors against overloads. stalling, and phase loss

Compact size

The range delivers strong performance for its compact size and promises seamless integration in all applications.

Versatile

Commonly utilized across various sectors, including industry, infrastructure, and construction, this thermal overload relay is crafted for seamless control in simple applications.

Enhance your power solutions with our extensive range of accessories

Terminal Block

Auxiliary Contact Block

TeSys K Contactor

Gain peace of mind, quality, and value for your installations

Optimized for common applications

TeSys K thermal overload relays are designed to protect a.c. circuits and motors against overloads. 

Simple to select and install at an optimized budget, the range delivers strong performance for its compact size and promises seamless integrations in all applications.

High performance

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Compact Dimensions

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Continuity of service

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Product Details

Weight (in Kg) 0.156
Net weight 0.145 kg
Product Or Component Type differential thermal overload relay
Control Type red push-button: trip test function
blue push-button: stop and manual reset
selector switch: manual or automatic reset
Protective Treatment TC conforming to IEC 60068
TC conforming to DIN 50016
Network frequency <= 400 Hz
Auxiliary Contact Composition 1 NO + 1 NC
Thermal Protection Adjustment Range 0.36-0.54 A
[IP] Degree of Protection IP2x conforming to IEC 60529
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
[Uimp] Rated Impulse Wthstand Voltage 6 kV
phase_failure_sensitivity yes conforming to IEC 60947-4-1
Ambient air temperature for operation -20-55 °C without derating conforming to IEC 60947
-30-60 °C with derating conforming to IEC 60947
Range of Product TeSys K thermal overload relays
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
Standards IEC 60947
NF C 63-650
VDE 0660
BS 4941
Product Certifications UL
CSA
UKCA
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
[Ith] Conventional Free Air Thermal Current 6 A for signalling circuit
[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
Associated Fuse Rating 6 A gG for signalling circuit conforming to VDE 0660
6 A gG for signalling circuit conforming to IEC 60947
Mounting support under contactor
plate, with specific accessories
rail, with specific accessories
Fire Resistance 850 °C conforming to IEC 60695-2-1
Power Dissipation Per Pole 2 W
Flame Retardance V1 conforming to UL 94
requirement 2 conforming to NF F 16-101
requirement 2 conforming to NF F 16-102
Product Compatibility LP1K
LC7K
LP4K
LC1K
Local Signalling trip indicator (yellow)
Relay Application motor protection
Thermal Overload Class class 10A conforming to IEC 60947-4-1
Device short name LR2K
Depth 65 mm
Ambient air temperature for storage -40-70 °C
Height 58 mm
width 45 mm
Operating altitude 2000 m without derating
Compatibility code LR2K
Network type AC
DC
[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
Brand Schneider Electric
Height 8.5
Length 4.8
Width 7.2

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