Schneider Electric, TeSyS LR Thermal Overload Relay 1 NO/1 NC, 2.6A, 3.7 A F.L.C, 3.7A Contact Rating, 100 W, 250 V dc,

RS Stock No.:: 758-967
Distrelec Article No.:: 301-12-064
Mfr. Part No.:: LR2K0310
Manufacturer:: Schneider Electric

Schneider Electric, TeSyS LR Thermal Overload Relay 1 NO/1 NC, 2.6A, 3.7 A F.L.C, 3.7A Contact Rating, 100 W, 250 V dc,

Subtotal (1 unit)*

€57.19

(exc. VAT)

€70.34

(inc. VAT)

In Stock

2 unit(s) ready to ship
Plus 92 unit(s) ready to ship from another location
Plus 22 unit(s) shipping from 06 November 2026

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Units	Per unit
1 +	€57.19

*price indicative

RS Stock No.:: 758-967
Distrelec Article No.:: 301-12-064
Mfr. Part No.:: LR2K0310
Manufacturer:: Schneider Electric

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Schneider Electric
	Product Type	Thermal Overload Relay
	FLC Motor Rating	2.6A, 3.7A
	Relay Contact Current	3.7A
	Series	TeSyS LR
	Mount Type	Direct
	Pole and Throw Configuration	3
	Power Rating	100W
	Normal State Configuration	1 NO/1 NC
	Terminal Type	Screw
	IP Rating	IP2X
	Reset Method	Automatic & Manual
	Number of Auxiliary Contacts	2
	Width	45mm
	Minimum Operating Temperature	-20°C
	Length	116mm
	Maximum Operating Temperature	55°C
	Contact Voltage	690V ac
	Standards/Approvals	VDE 0660, NFC 63-650, CSA/IEC 60947, UKCA, UL, BS 4941
	Depth	65mm
	Control Voltage	250V dc, 690V dc

	Select all
	Brand Schneider Electric
	Product Type Thermal Overload Relay
	FLC Motor Rating 2.6A, 3.7A
	Relay Contact Current 3.7A
	Series TeSyS LR
	Mount Type Direct
	Pole and Throw Configuration 3
	Power Rating 100W
	Normal State Configuration 1 NO/1 NC
	Terminal Type Screw
	IP Rating IP2X
	Reset Method Automatic & Manual
	Number of Auxiliary Contacts 2
	Width 45mm
	Minimum Operating Temperature -20°C
	Length 116mm
	Maximum Operating Temperature 55°C
	Contact Voltage 690V ac
	Standards/Approvals VDE 0660, NFC 63-650, CSA/IEC 60947, UKCA, UL, BS 4941
	Depth 65mm
	Control Voltage 250V dc, 690V dc

RoHS Status: Exempt

COO (Country of Origin):: CZ

Schneider Electric LR2K Series Thermal Overload Relay, 2.6 to 3.7A FLC Motor Rating, 3.7A Contact Current Rating - LR2K0310

This thermal overload relay ensures effective motor protection, contributing to the longevity and reliability of various applications. Its role in electrical systems helps prevent overheating and potential motor damage, making it a vital component for automation and industrial settings.

Features & Benefits

• Offers automatic or manual reset options for user convenience

• Supports a wide control voltage range of up to 690V AC

• Easy installation with screw clamp terminal connections

• Complies with thermal overload class 10A for dependable performance

• Enhances operational safety with phase failure sensitivity

• Includes a trip indicator for clear local signalling

Applications

• Utilised in motor control systems to guard against overheating

• Compatible with a range of contactors, broadening its use in automation

• Suitable for AC and DC network applications in industrial environments

• Employed in applications requiring robust mechanical durability

How to install this in an existing circuit?

Refer to the wiring diagram in the manual for proper connections to the screw clamp terminals and observe all safety measures during installation.

Is this suitable for use with different types of motors?

Yes, it is compatible with various motors within the specified current rating and can be applied in diverse industrial applications.

What should be tof the relay trips frequently?

Investigate potential overload situations or short circuits in the motor circuit that may cause the relay to trip. Ensure that the thermal adjustment range is accurately set.

Can it be operated in extreme temperatures?

It functions efficiently within a temperature range of -20 to +55°C. Operation outside this range may require derating for optimal performance.

What maintenance is required to ensure reliable function?

Regular inspections for wear or damage are advisable, and it's important to ensure all connections are secure. Testing the reset features periodically is recommended.