# Schneider LR3D3557 Thermal Overload Relay Industrial Control

The **Schneider LR3D3557** is a high-performance thermal overload relay designed for robust industrial automation applications. This essential component provides reliable protection for electric motors against overloads and phase failures, ensuring the longevity and efficient operation of your machinery. Its advanced design makes it a superior choice for demanding environments where consistent performance and safety are paramount. The **Schneider LR3D3557** is engineered to integrate seamlessly into complex control systems, offering peace of mind and operational stability.

Engineered for precision and durability, the **Schneider LR3D3557** offers advanced thermal protection features critical for industrial automation. It operates within specific voltage and current parameters to safeguard motors from damaging conditions, preventing costly downtime. This relay is a key element in comprehensive motor control solutions, designed to meet the rigorous demands of modern manufacturing and processing facilities. Its reliable performance supports uninterrupted operations, making it a trusted part of any automation setup. For those seeking dependable motor protection, the **Schneider LR3D3557** delivers exceptional value and security.

-   **Advanced Thermal Protection** safeguarding motors from overloads and phase unbalance.
-   **High Durability** ensuring long operational life in demanding industrial settings.
-   **Seamless Integration** designed for easy incorporation into existing automation and control systems.
-   **Reliable Performance** offering consistent protection to prevent equipment damage and minimize downtime.
-   **Designed for Industrial Control** meeting the strict requirements of automation applications.

## Details

- **Price:** 999.0 USD
- **Vendor:** Schneider Electric
- **Type:** Industrial Automation > Motor Control > Overload Relays
- **Tags:** Automation Component, Industrial Control, LR3D3557, Motor Protection, Schneider Electric, Schneider LR3D3557, Thermal Overload Relay

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 999.00 USD | In stock |

## Images

- Schneider LR3D3557 Thermal Overload Relay Industrial Control-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/schneider-lr3d3557-overload-relay)
> Updated: 2026-10-10