3RV2121-4CA10 | MPCB 16 – 22 A, Relay Function, O/L & S/C – Siemens

The 3RV2121-4CA10 is a Motor Protection Circuit Breaker (MPCB) from Siemens, designed to provide reliable protection for motors and other electrical equipment. This device 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 Range: 16 – 22 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 conditions, ensuring quick disconnection to prevent damage.
• Compact Design: Space-saving design suitable for various industrial applications.
• Durable Construction: Built to withstand harsh industrial environments, ensuring long-term reliability.
• Easy Installation: Simple and quick installation process, reducing downtime.

Applications:

The 3RV2121-4CA10 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:

• Enhanced motor protection with integrated relay function.
• Reduced risk of equipment failure due to overloads and short circuits.
• Improved system reliability and uptime.
• Compliance with international standards for safety and performance.