Description

Schneider LR2K0316 | Diferential thermal overload relays, TeSys K, 8 to 11.5 A, class 10A

Schneider LR2K0316 | Differential Thermal Overload Relay – TeSys K, 8 to 11.5 A, Class 10A

The Schneider LR2K0316 is a thermal overload relay from the TeSys K series, designed to provide efficient and reliable protection for electric motors. It protects against overload, phase failure, and phase imbalance, ensuring optimal motor performance.

General Information:

  • Brand: Schneider Electric

  • Series: TeSys K

  • Model: LR2K0316

  • Type: Differential Thermal Overload Relay

  • Current Adjustment Range: 8 – 11.5 A

  • Trip Class: 10A

  • Mounting Type: Direct mounting on TeSys K (LC1K) contactors

Key Features:

  • Differential Protection: Offers protection against phase loss and imbalance

  • Precise Current Setting Dial: Allows accurate adjustment to motor requirements

  • Trip Indicator: Visual indication of fault condition

  • Reset Options: Manual or automatic reset selector

  • Auxiliary Contacts: Built-in 1 NO + 1 NC for alarms or control circuits

  • Compact Design: Ideal for use in control panels with limited space

Technical Specifications:

  • Adjustable Range: 8 to 11.5 Amps

  • Trip Class: Class 10A (standard motor protection response time)

  • Auxiliary Contacts: 1 Normally Open (NO) + 1 Normally Closed (NC)

  • Reset Mode: Manual / Automatic selectable

  • Mounting: Direct on LC1K contactors

  • Standards: Complies with IEC 60947-4-1 and IEC 60947-5-1

Applications:

  • Pumps and compressors

  • Fans and blowers

  • HVAC systems

  • Machine tools

  • Conveyor belts

  • Small industrial machines

Benefits:

  • Quick and reliable motor shutdown on fault

  • Minimizes downtime and equipment damage

  • Easy installation with TeSys K contactors

  • Space-saving and maintenance-friendly design

Additional information

brands

Schneider Electric

Specifications

Main
Range TeSys
Product name TeSys LRK
Product or Component Type Differential thermal overload relay
Device short name LR2K
Relay application Motor protection
Product Compatibility LC7K LP1K LC1K LP4K
Network type DC AC
Thermal overload class Class 10A IEC 60947-4-1
Thermal protection adjustment range 8…11.5 A
[Ui] rated insulation voltage Power 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 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 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 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 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 0.00…0.01 in² (1.5…4 mm²)solid screw clamp terminals 2 0.00…0.01 in² (1.5…4 mm²)solid screw clamp terminals 1 0.00…0.01 in² (0.75…4 mm²)flexible without cable end screw clamp terminals 2 0.00…0.01 in² (0.75…4 mm²)flexible without cable end screw clamp terminals 1 0.00…0.00 in² (0.34…2.5 mm²)flexible with cable end screw clamp terminals 2 0.00…0.00 in² (0.34…1.5 mm²)flexible with cable end
Tightening torque 11.51 lbf.in (1.3 N.m) screw clamp terminals Philips No 2 11.51 lbf.in (1.3 N.m) screw clamp terminals flat Ø 6 mm 11.51 lbf.in (1.3 N.m) screw clamp terminals pozidriv No 2
Height 2.28 in (58 mm)
Width 1.77 in (45 mm)
Depth 2.56 in (65 mm)
Net Weight 0.32 lb(US) (0.145 kg)
Environment
Standards IEC 60947 VDE 0660 BS 4941 NF C 63-650
Product Certifications UL CSA UKCA
Protective treatment TC IEC 60068 TC DIN 50016
IP degree of protection IP2X conforming to IEC 60529
Ambient air temperature for operation -4…131 °F (-20…55 °C) without derating IEC 60947 -22…140 °F (-30…60 °C) with derating IEC 60947
Ambient Air Temperature for Storage -40…158 °F (-40…70 °C)
Operating altitude 6561.68 ft (2000 m) without derating
Fire resistance 1562 °F (850 °C) 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 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
Category US10I1222324
Discount Schedule 0I12
GTIN 3389110230581
Returnability Yes
Country of origin US
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 2.83 in (7.200 cm)
Package 1 Width 1.89 in (4.800 cm)
Package 1 Length 3.35 in (8.500 cm)
Package 1 Weight 5.54 oz (157.000 g)
Unit Type of Package 2 S02
Number of Units in Package 2 41
Package 2 Height 5.91 in (15.000 cm)
Package 2 Width 11.81 in (30.000 cm)
Package 2 Length 15.75 in (40.000 cm)
Package 2 Weight 15.11 lb(US) (6.855 kg)
Contractual warranty
Warranty 18 months

Main Document

Main Document

Data Sheet : LR2K0316

Main Document

Data Sheet : LR2K0316

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