The Siemens 3RV1331-4FC10 is a robust starter combination circuit breaker designed to offer reliable protection and control for motors in industrial settings. This three-pole breaker is rated for a substantial 40 A operating current and can handle voltages up to 690 V ac, making it suitable for a wide range of applications. It boasts an impressive short-circuit breaking capacity of 50 kA at 400 V ac, ensuring quick and safe disconnection in the event of a fault.
Constructed with a magnetic trip mechanism, the 3RV1331-4FC10 provides precise protection against overcurrents, enhancing the longevity of your equipment. The compact dimensions of 55 x 149 x 140 mm allow for efficient use of space inside control cabinets. The breaker's screw-type terminals with box terminals facilitate a secure and straightforward installation process.
This circuit breaker is a discontinued product, and its preferred successor is the SIRIUS 3RV2 series. However, its enduring design and compatibility with existing systems make it a valuable component for maintenance or retrofit operations where Siemens SIRIUS compatibility is required. The 3RV1331-4FC10 is a testament to Siemens' commitment to quality and reliability in industrial automation and control.