The Schneider Electric LRD21C is a thermal overload relay designed for motor protection applications. This relay is part of the Schneider Electric TeSys Deca series, providing reliable and adjustable overcurrent protection for electric motors. It is commonly integrated into motor control centers and machine tool panels to safeguard equipment from thermal damage due to overloads.

Technical details

• Series: TeSys Deca
• Type: Thermal Overload Relay
• Adjustable Current Range: 12-18 Amps
• Mounting Type: Direct mount or separate mounting with accessories
• Reset Type: Manual or automatic reset
• Phase Loss Sensitivity: Yes
• Temperature Compensation: Yes
• Class of Trip: Class 10 (typically, verify with datasheet)

Applications & compatibility

This LRD21C thermal overload relay is suitable for protecting three-phase motors in various industrial environments. It is frequently employed in applications such as conveyor systems, pumps, fans, and general machinery where precise motor overload detection is critical for operational continuity and equipment longevity.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the LRD21C or contact our technical team for cross-reference assistance with compatible TeSys Deca components.