3RV2021-4CA10 | MPCB 16 – 22 A, Standard Release, O/L & S/C – Siemens

The Siemens 3RV2021-4CA10 is a Motor Protection Circuit Breaker (MPCB) designed for reliable and efficient protection of motors and other electrical equipment. This MPCB is part of the Siemens SIRIUS 3RV series, known for its robust construction and advanced protection features.

Key Features:

• Current Rating: 16 – 22 A
• Standard Release: Provides overload (O/L) and short-circuit (S/C) protection
• Compact Design: Space-saving and easy to install in control panels
• Versatile Application: Suitable for a wide range of industrial and commercial applications
• High Breaking Capacity: Ensures reliable operation under fault conditions
• Manual Reset: Allows for safe and controlled resetting after tripping
• DIN Rail Mounting: Facilitates quick and secure installation

Technical Specifications:

• Rated Operational Voltage (Ue): Up to 690 V AC
• Rated Insulation Voltage (Ui): 690 V AC
• Rated Frequency: 50/60 Hz
• Poles: 3
• Mounting Type: DIN Rail
• Protection Class: IP20
• Ambient Temperature Range: -25°C to +60°C

Applications:

The Siemens 3RV2021-4CA10 MPCB is ideal for protecting motors, pumps, fans, compressors, and other electrical equipment in various industrial and commercial settings. It ensures safe and reliable operation by preventing damage due to overloads and short circuits.

Compliance and Standards:

• IEC/EN 60947-1
• IEC/EN 60947-2
• IEC/EN 60947-4-1

Additional Information:

For more detailed technical information, installation guidelines, and safety instructions, refer to the official Siemens product documentation or contact Siemens technical support.