Schneider Electric LRD3357

TeSys Deca Thermal Overload Relay, 37-50A, Class 10A

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Schneider Electric LRD3357 TeSys Deca Thermal Overload Relay, 37-50A, Class 10A — Contactors & Relays
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Product Description

Lifecycle Status:

Schneider Electric's TeSys LRD overload relays are designed for seamless integration with TeSys D contactors, forming a comprehensive motor starter solution. These differential thermal overload relays are equipped to detect overcurrents in the lines feeding the motor. Upon detection of an overcurrent, these relays, working in conjunction with the contactor, will disconnect power to the motor, thereby minimizing damage to the motor windings.

This overload relay boasts an adjustable trip current rating ranging from 37 to 50 amperes. This rating is calibrated according to Class 10A standards. Furthermore, it is multi-standard certified (IEC, UL, CSA, CCC, EAC, ATEX, Marine), and complies with Green Premium standards (RoHS/Reach).

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Offer details

Best offer from:
Trusted supplier — United Kingdom, member since 2021
Availability:
1 pc.
In-Stock
Updated at: 31-10-2025
Condition:
New Factory Sealed
New Factory Sealed - A brand-new, unused, unopened, undamaged item in its original manufacturer-sealed packaging.
The Seller is responsible for shipping the product and invoicing

Specifications

Product Certifications
IEC || UL || CSA || CCC || EAC || ATEX INERIS || UKCA
Mechanical Robustness
vibrations6 Gn IEC 60068-2-6 || shocks15 Gn for 11 ms IEC 60068-2-7
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 || CSA C22.2 No 60947-5-1 || GB/T 14048.4 || GB/T 14048.5 || EN 50495
Climatic Withstand
IACS E10
Ambient Air Temperature For Operation
-20-60 °C without derating IEC 60947-4-1
Dielectric Strength
2.2 kV 50 Hz IEC 60947-1

Available Offers

(7)
LRD3357 Schneider Electric, Contactors & Relays

Schneider Electric

Available:
2 pcs.
In-Stock
Updated at: 31-10-2025
Offer from:
Trusted supplier — United Kingdom, member since 2021
LRD3357 Schneider Electric, Contactors & Relays

Schneider Electric

Available:
1 pc.
In-Stock
Updated at: 14-09-2026
Offer from:
Trusted supplier — United Kingdom, member since 2024, 5–9 employees
Warranty:
12 months
LRD3357 Schneider Electric, Contactors & Relays

Schneider Electric

Available:
1 pc.
On Request
Updated at: 22-08-2026
Offer from:
Trusted supplier — Romania, member since 2023, 1–4 employees

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Documents

Data Sheet

Datasheet for Schneider Electric LRD3357, including specifications and features.

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CAD Models

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