LRD21 | Thermal Overload Relay, TeSys LRD, 12…18 A, Class 10A – Schneider Electric

Product Overview

The LRD21 is a thermal overload relay from Schneider Electric’s TeSys LRD series. It is designed to protect motors from overheating and overloading, ensuring reliable operation and extended motor life. This relay is suitable for a wide range of industrial applications and is compatible with TeSys D contactors.

Key Features

• Current Range: 12…18 A
• Class: 10A
• Mounting: Snap-on mounting for easy installation
• Compatibility: Compatible with TeSys D contactors
• Adjustable Settings: Allows for precise adjustment of the tripping current
• Manual/Auto Reset: Can be configured for manual or automatic reset
• Ambient Temperature: Operates reliably in temperatures up to 60°C
• Standards Compliance: Meets IEC/EN 60947-4-1 standards
• Durability: Robust construction for long-lasting performance
• Safety: Provides reliable protection against motor overloads and phase failures

Applications

The LRD21 thermal overload relay is ideal for use in various industrial applications, including:

• Motor protection in manufacturing plants
• HVAC systems
• Pump and fan control
• Conveyor systems
• Compressors and other heavy machinery

Technical Specifications

Warranty and Support

Schneider Electric offers a standard warranty on the LRD21 thermal overload relay. For additional support, customers can contact Schneider Electric’s customer service or visit their official website for technical documentation and resources.

Conclusion

The LRD21 thermal overload relay from Schneider Electric is a reliable and efficient solution for motor protection. With its adjustable settings, robust construction, and compliance with international standards, it ensures the safety and longevity of your motors in various industrial applications.