The SIEMENS 3RV2021-4BA10 is a robust motor protection circuit breaker designed to safeguard motors operating between 13 A and 20 A. Ideal for industrial applications, it offers integrated thermal and magnetic protection, ensuring reliable performance and extended motor life.
Key Features:
Adjustable current range from 13 A to 20 A
Integrated thermal (overload) and magnetic (short-circuit) trip units
Trip Class 10 – suitable for standard motor starting
Compact construction for DIN rail mounting
Manual operation with ON/OFF switch and clear status indication
Expandable with auxiliary contacts for additional control and signaling
Conforms to IEC/EN 60947-4-1 and 60947-2 standards