The Siemens 3RV2021-1AA10 is a robust circuit breaker designed for motor protection, ensuring the safe and efficient operation of machinery in various industrial settings. This three-pole device is engineered to provide Class 10 overload protection, with an adjustable A-release range of 1.1 to 1.6 A and an N-release of 21 A. Its compact dimensions, 45 x 96.9 x 97 mm, make it suitable for installation in space-constrained environments.
Crafted for durability, the 3RV2021-1AA10 boasts a mechanical service life of approximately 100,000 switching cycles, highlighting its reliability for long-term use. The circuit breaker is equipped with screw-type terminals for secure and straightforward electrical connections, accommodating both solid and finely stranded conductors.
This circuit breaker is designed to be mounted onto a 35 mm standard mounting rail according to DIN EN 60715, allowing for versatile installation orientations. It also features short-circuit protection with a magnetic trip, enhancing the safety of the electrical system it is integrated into.
The 3RV2021-1AA10 is rated for use up to 690 V ac, making it suitable for a wide range of applications. Its operational temperature range of -20 to +60 °C ensures consistent performance even in demanding environmental conditions.
Overall, the Siemens 3RV2021-1AA10 circuit breaker is a reliable and efficient solution for motor protection, offering precise overload and short-circuit protection to maintain the integrity of industrial electrical systems.