# Thermal Overload Relay Telemecanique LRD 21 - Motor Protection 12-18A

The **Thermal Overload Relay Telemecanique LRD 21**, manufactured by Telemecanique Schneider Electric, is a crucial component for safeguarding motors from overheating. Designed for industrial applications, this relay provides reliable protection for motors operating within a 12-18A current range and up to 690V. Its robust construction ensures long-term durability and consistent performance.

This **Thermal Overload Relay** is ideal for various electrical systems, offering dependable overload protection to maintain safe and efficient operations. The LRD 21 is engineered to operate effectively in demanding environments, with a design that supports temperatures up to 75°C. For those looking for dependable motor protection, the **Telemecanique LRD 21** is a robust choice.

-   **Reliable Protection:** Protects motors from overheating, enhancing operational safety.
-   **Wide Compatibility:** Compatible with AWG wire sizes from 8-18 for versatile use.
-   **Durable Design:** Built to withstand industrial conditions, ensuring longevity.
-   **High Performance:** Rated with a Class 10 B600, handling high electrical loads.

The **Telemecanique LRD 21** relay ensures your equipment operates smoothly and reliably. The **Thermal Overload Relay** is a dependable solution, providing essential protection for your industrial or automation systems. Trust **Telemecanique Schneider Electric** for your motor protection needs. For any queries contact us at [info@ramautomations.com](mailto:info@ramautomations.com).

## Details

- **Price:** 999.0 USD
- **Vendor:** Telemecanique Schneider Electric
- **Type:** Electrical Components > Motor Protection > Overload Relays
- **Tags:** 690V relay, industrial automation, LRD 21, motor protection, Telemecanique, thermal overload relay

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Used | 999.00 USD | In stock |

## Images

- Thermal Overload Relay Telemecanique LRD 21 - Motor Protection 12-18A-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/thermal-overload-relay-lrd-21)
> Updated: 2026-09-19