The Siemens 3RV1021-0FA15 is a robust circuit breaker designed for motor protection, ensuring the safe and efficient operation of machinery in industrial settings. This component, part of the SIRIUS product family, is engineered to provide Class 10 protection, which is essential for applications requiring precise overload protection. With a compact size S0 frame, it is suitable for space-conscious installations and can be easily integrated into existing systems.
The 3RV1021-0FA15 features a three-pole design for main current circuits and includes an adjustable pick-up value current of the current-dependent overload release, ranging from 0.35 to 0.5 A. It also boasts a standard breaking capacity with a transverse auxiliary switch that includes 1NO/1NC contacts, enhancing its functionality for various control tasks.
Constructed to withstand challenging industrial environments, this circuit breaker can operate reliably within an ambient temperature range of -20 to +60°C and is rated for voltages up to 690V. Its mechanical service life is impressive, with typical main contact switching cycles reaching up to 100,000 operations, signifying its durability and longevity.
The 3RV1021-0FA15 is designed for screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022, allowing for versatile and straightforward installation. The screw-type terminals provide secure and reliable connections for both the main and auxiliary circuits.
This circuit breaker is not only efficient in its protective role but also mindful of installation space, with a height of 97 mm, a width of 45 mm, and a depth of 96 mm. It requires no additional spacing for side-by-side mounting, making it an excellent choice for compact configurations.
In summary, the Siemens 3RV1021-0FA15 circuit breaker is a high-quality, reliable component that offers essential protection for motors in industrial applications, ensuring both safety and performance.