Siemens 3RV1021-0DA10 S0 Motor Protection Circuit Breaker

The Siemens 3RV1021-0DA10 is a Size S0 circuit breaker specifically designed for motor protection. It features Class 10 thermal overload protection with an adjustable trip range of 0.22 to 0.32 A and a short-circuit release set at 4.2 A. This model uses screw terminals for secure connections and has standard switching capacity. It is noted as a phased-out product, with the SIRIUS 3RV2 series, particularly the 3RV2011-0DA10, serving as its successor.

This circuit breaker is essential for safeguarding motors in demanding industrial environments, preventing damage from overloads and short circuits. It is widely applied in manufacturing plants, chemical processing facilities, and automation systems to protect critical motor-driven equipment like pumps, compressors, and material handling systems.

Stanlo Automation, a veteran-owned business specializing in surplus industrial automation parts, ensures you can source reliable components like the Siemens 3RV1021-0DA10. We help keep your legacy systems running efficiently by providing access to parts that are no longer in mainstream production.