3RV2121-4DA10 | MPCB 18 – 25 A, Relay Function, O/L & S/C – Siemens

Product Overview

The 3RV2121-4DA10 is a Motor Protection Circuit Breaker (MPCB) manufactured by Siemens, designed to provide reliable protection for motors and other electrical equipment. It combines the functions of a circuit breaker and a motor protector, ensuring safe operation and preventing damage due to overloads and short circuits.

Key Features

• Current Rating: 18 – 25 A
• Relay Function: Integrated relay functionality for enhanced control and protection.
• Overload (O/L) Protection: Protects against excessive current that could damage the motor or connected equipment.
• Short Circuit (S/C) Protection: Safeguards against short circuit faults, ensuring quick disconnection in case of a fault.
• Compact Design: Space-saving design suitable for various industrial applications.
• Durability: Robust construction for long-lasting performance in demanding environments.
• Compatibility: Designed to work seamlessly with Siemens motor control systems and other industrial equipment.

Applications

The 3RV2121-4DA10 is ideal for use in a wide range of applications, including:

• Motor protection in industrial machinery
• Control panels and switchgear
• HVAC systems
• Pumps and compressors
• Conveyor systems

Technical Specifications

Benefits

• Ensures reliable motor protection, reducing downtime and maintenance costs.
• Combines multiple protection functions in a single device, simplifying installation and operation.
• High breaking capacity ensures safety in case of severe faults.
• Complies with international standards, ensuring quality and reliability.

Warranty and Support

Siemens offers a standard warranty on the 3RV2121-4DA10, along with comprehensive technical support to ensure optimal performance and customer satisfaction.

Product Data Sheet