Siemens SIRIUS 3RV1021-1DA15 Motor Protection Circuit Breaker

The Siemens 3RV1021-1DA15 is a Size S0 motor protection circuit breaker designed for Class 10 operation. It features an adjustable current range of 2.2 to 3.2 A for motor protection and a short-circuit release of 42 A. This model includes screw terminals and standard switching capacity, along with a transverse auxiliary switch (1 NO + 1 NC).

This circuit breaker is intended for protecting electric motors against overloads and short circuits in various industrial applications, including motor control centers, conveyor systems, and pump applications. Its phased-out status indicates a need to consider its successor for new installations.

Stanlo Automation, a veteran-owned business specializing in surplus industrial automation parts, offers the Siemens 3RV1021-1DA15. We provide access to components for maintaining existing systems, even as newer models become available.