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Schneider LRD3359

Name: LRD3359
Brand: Schneider
SKU: LRD3359
Price: 101.34 GBP
Availability: InStock

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£101.34 (ex. VAT)

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Marvo Stock ID MV-1V10

HS Code 851180

SKU LRD3359

Condition New unboxed

Warranty 12 months

Weight (kg) 0.49

Length (mm) 115.00

Width (mm) 70.00

Height (mm) 81.00

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Specification & Description

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Specification & Description

Specification	Description
Part Number	LRD3359
Alternative Part Number	LRD3359
Manufacturer	Schneider
Product Type	Differential Thermal Overload Relay
Device Short Name	LRD
Application	Motor Protection
Product Compatibility	LC1D80, LC1D95
Network Type	AC, DC
Thermal Protection Adjustment Range	48 to 65 A
Rated Insulation Voltage	1000 V power circuit conforming to IEC 60947-4-1
Network Frequency	0 to 400 Hz
Mounting Support	Plate with specific accessories, Rail with specific accessories, Under contactor
Tripping Threshold	1.14 +/- 0.06 Ir conforming to IEC 60947-4-1
Auxiliary Contact Composition	1 NO + 1 NC
Conventional Free Air Thermal Current	5 A for signalling circuit
Permissible Current	0.72 A at 500 V AC-15 for signalling circuit, 0.06 A at 440 V DC-13 for signalling circuit
Rated Operational Voltage	1000 V AC 0 to 400 Hz for power circuit conforming to IEC 60947-4-1
Rated Impulse Withstand Voltage	6 kV conforming to IEC 60947-1
Phase Failure Sensitivity	Tripping current 130 % of Ir on two phase, the last one at 0
Control Type	Red push-button: stop, Blue push-button: reset
Temperature Compensation	-20 to 60 °C
Connections - Terminals	Screw clamp terminals for power circuit and control circuit with varying cable capacities
Tightening Torque	Control circuit: 1.7 N.m, Power circuit: 9 N.m
Height	81 mm
Width	70 mm
Depth	115 mm
Net Weight	0.51 kg
Standards	EN/IEC 60947-4-1, EN/IEC 60947-5-1, UL 60947-4-1, UL 60947-5-1, CSA C22.2 No 60947-4-1, etc.
Product Certifications	IEC, UL, CSA, CCC, EAC, ATEX INERIS, etc.

The Schneider LRD3359 is a high-quality thermal overload relay designed to provide efficient motor protection. This component is part of the TeSys LRD series and is compatible with LC1D80 and LC1D95 contactors. It is engineered to safeguard AC and DC motors from overloads by offering a thermal protection adjustment range of 48 to 65 A.

Crafted for durability and reliability, the LRD3359 operates within a network frequency of 0 to 400 Hz and features a tripping threshold of 1.14 +/- 0.06 Ir in accordance with IEC 60947-4-1 standards. The device is equipped with both a normally open (NO) and a normally closed (NC) auxiliary contact, ensuring versatile integration into various control circuits.

The unit's robust construction includes a rated insulation voltage of 1000 V for the power circuit, conforming to IEC 60947-4-1, and 600 V for both CSA and UL standards. It also boasts an impressive rated impulse withstand voltage of 6 kV in line with IEC 60947-1, highlighting its capacity to handle transient overvoltages.

Installation is made straightforward with options for mounting support on a plate, rail, or directly under a contactor. The LRD3359 is designed with screw clamp terminals for secure and reliable connections, accommodating a range of cable sizes and types. It also features temperature compensation from -20 to 60 °C, ensuring consistent performance across various operating environments.

The Schneider LRD3359 is a testament to Schneider Electric's commitment to innovation, sustainability, and quality, making it an essential component for motor protection in industrial applications.

Commonly Asked Questions

Is my order covered by a warranty?

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Is Marvo a credible parts supplier?

Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.

Have steps been taken to ensure quality control?

Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.

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Our service to you

Lightning-Fast Express Shipping: Receive your order in record time with our express shipping options, ensuring you minimize downtime and keep your projects on track.

No-Risk Returns, Guaranteed: Return your parts anytime for a full refund. Our hassle-free return policy ensures you’re never stuck with something you don’t need.

Clear Pricing with No Hidden Fees: What you see is what you pay, transparent pricing with no extra costs, ever. Rest assured, all taxes and fees are already included in your final price.

Rock-Solid Reliability at a Fraction of the Cost: Get pre-owned electronic parts that are fully tested for peak performance, saving you money without compromising on quality, backed by a comprehensive warranty.

Frequently Asked Questions

What is the voltage rating for this overload relay?

The overload relay is rated for a system voltage of 690 V AC, suitable for a wide range of industrial applications.

Can this overload relay be used with motors?

Yes, it is specifically designed for motor protection and is compatible with LC1D80 and LC1D95 contactors.

What is the thermal protection adjustment range of this relay?

The thermal protection adjustment range for this relay is 48 to 65 A, allowing for precise motor protection settings.

How does the phase failure sensitivity function work?

The phase failure sensitivity feature triggers the relay when the current reaches 130% of the rated current on two phases, with the last one at zero.

What type of terminals does this overload relay have?

It comes equipped with screw clamp terminals, providing a secure and reliable connection for both power and control circuits.

Is there a specific ambient temperature range for operating this relay?

The relay operates effectively within an ambient temperature range of -20 to 60 °C without derating.

What certifications does this overload relay hold?

It holds several product certifications, including IEC, UL, CSA, CCC, EAC, and ATEX INERIS, ensuring compliance with international standards.

What is the IP degree of protection for this relay?

The relay has an IP20 degree of protection, providing a basic level of protection against solid objects.

What is the significance of the Green Premium product status?

The Green Premium product status indicates that the relay complies with the latest environmental regulations and is free of substances of very high concern (SVHC).

How robust is this overload relay in terms of mechanical stress?

The relay is mechanically robust, withstanding vibrations of 6 Gn and shocks of 15 Gn for 11 ms, ensuring durability in challenging industrial environments.

Part conditions explained

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Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.

Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.

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