Siemens 3RV1021-1JA10 SIRIUS Motor Protection Circuit Breaker

The Siemens 3RV1021-1JA10 is a motor protection circuit breaker in size S0, designed for reliable motor safeguarding. It features an adjustable thermal release (Class 10) for overload protection set between 7 and 10 A, and a fixed short-circuit release at 130 A. This breaker utilizes screw terminals for secure connections and offers standard switching capacity. Please note, this is a phased-out product, with the SIRIUS 3RV2 series being its successor.

This circuit breaker is essential for protecting electric motors from damage due to overloads and short circuits, commonly found in industrial machinery, conveyor systems, pumps, and fans. Its reliable tripping characteristics ensure that motors are de-energized promptly, preventing thermal damage and costly downtime.

Stanlo Automation, a veteran-owned surplus parts distributor, provides access to components like the Siemens 3RV1021-1JA10. While this is a phased-out item, we can help you source this or its modern successor, offering quality surplus solutions for your motor control needs.