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Schneider Electric Thermal Overload Relay 1 NO/1 NC, 30-40A F.L.C, 40A Contact Rating, 18.5 kW Power Rating, 3 Pole LRD3355

Name: Schneider Electric Thermal Overload Relay 1 NO/1 NC, 30-40A F.L.C, 40A Contact Rating, 18.5 kW Power Rating, 3 Pole LRD3355
Brand: Schneider Electric
SKU: 329534
Price: 13296.78 INR
Availability: InStock

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Category Thermal Overload Relay Brand Schneider Electric Condition New

Specifications

Country of Origin	France
Brand	Schneider Electric
Length	236mm
Model	LRD3355
Depth	123mm
IP Rating	IP20
Width	55mm
Mount Type	Direct
Series	LRD
Power Rating	18.5kW
Maximum Operating Temperature	60°C
Minimum Operating Temperature	-20°C
Terminal type	Screw
Contact Voltage	690V ac
Reset Method	Automatic & Manual
Normal State Configuration	1 NO/1 NC
Better World Claim	Designed for Disassembly
Relay Contact Current	40A
Number of Auxiliary Contacts	2
Pole and Throw Configuration	3
FLC Motor Rating	30, 40A
Adjustable Current Range	30 → 40 A
Overload relay,30-40A FLC range 22-45kWBrand	Telemecanique

Key Features

Designed for use in industrial automation and motor protection applications.
Supports a motor full load current (FLC) range of 30 to 40 amperes.
Provides 40 A relay contact current rating and 18.5 kW power rating for 3-phase motors.
Equipped with both automatic and manual reset methods for operational flexibility.
Includes 1 Normally Open and 1 Normally Closed auxiliary contacts for signaling and control integration.
Features an adjustable relay setting dial and trip indicator for easy monitoring and adjustment.
Mounts directly beneath three-pole contactors or independently on a DIN rail.
Rated for contact voltage up to 690 V AC with IP20 protection rating.

Product Description

Schneider Electric LRD3355 Thermal Overload Relay is a three-pole device designed to protect AC circuits and motors from overload conditions, phase failure, long starting periods, and prolonged stalling. It features 1 Normally Open and 1 Normally Closed auxiliary contacts with a contact rating of 40 A suitable for motors up to 18.5 kW power rating. This relay supports an adjustable current setting from 30 to 40 amperes, accommodating various motor full load currents.

The device incorporates both automatic and manual reset options, a test button, and a trip indicator for operational monitoring. Its screw terminal design ensures secure electrical connections. This relay can be mounted directly beneath three-pole contactors or independently on DIN rails, enhancing installation flexibility in industrial setups.

Its operating temperature range from -20°C to 60°C and IP20 protection rating make it suitable for typical industrial and commercial environments. The relay meets numerous international standards and approvals including EN/IEC 60947-5-1, EN/IEC 60947-4-1, CSA, UL, DNV-GL, EAC, and EC, ensuring compliance with safety and performance requirements.

This Schneider Electric relay is ideal for motor protection in industrial automation, manufacturing plants, HVAC systems, and other electrical control applications. Its robust construction and adjustable features allow for reliable protection and operational efficiency in demanding environments.

Designed for overload protection of three-phase motors in industrial and commercial settings. Adjustable current range dial from 30 to 40 A enables precise motor protection tailoring. Trip indicator and test button simplify maintenance and troubleshooting.

Approved to multiple international standards ensuring safety and interoperability. Direct or DIN rail mounting provides installation versatility. Auxiliary contacts enable integration with control circuits and signaling systems.

Automatic and manual reset functionality enhances operational control. Explore Schneider Electric products and related Thermal Overload Relays at EnvMart for dependable electric motor protection solutions in various industrial applications.