The Siemens 3RV2021-1HA10 is a robust and reliable circuit breaker designed to ensure the safety and efficiency of your electrical systems. With a rated operating voltage of 690 V ac and a rated operating current of 8 A, this circuit breaker is capable of handling demanding applications. It features a DIN Rail Mount design for easy installation and a 3-pole configuration for enhanced performance. The 3RV2021-1HA10 also boasts a short-circuit protection function and a mechanical service life of 100,000 switching cycles, making it a durable choice for your electrical needs. Its compact dimensions (97mm height, 45mm width, 96mm depth) allow for convenient placement, while its IP20 protection class ensures it can withstand challenging environments. Whether you're looking to upgrade your existing system or implement new solutions, the Siemens 3RV2021-1HA10 circuit breaker is a high-quality choice that delivers exceptional performance and longevity.