Product Description

The Schneider Electric LRD21C is a versatile thermal overload relay designed to protect electric motors from overheating due to overcurrent conditions. With an adjustable current range of 12-18A, it is ideal for use in various industrial and commercial applications. This relay provides reliable thermal protection by monitoring the motor’s temperature and disconnecting the circuit when an overload is detected. The LRD21C is engineered for seamless integration with Schneider Electric’s TeSys range of contactors, ensuring straightforward installation and operation within control panels and motor protection circuits.

Technical Specifications

• Type: Thermal Overload Relay
• Adjustable Current Range: 12-18A
• Trip Class: Class 10 (standard protection time characteristics)
• Mounting Type: DIN Rail
• Connection Type: Screw Terminals
• Temperature Range: -5°C to +60°C
• Degree of Protection: IP20
• Dimensions (HxWxD): 88 x 45 x 100 mm
• Standards Compliance: IEC 60947-4-1, UL, CSA