The 3SB3500-1RA21 from Siemens is a general-purpose, single-pole miniature circuit breaker that is designed for use in switching and protection of electrical circuits. It features a low voltage range from 6A to 25A, a response time of 5ms, and a tripping current of 6kA. This breaker is suitable for use in various applications, such as lighting, motor control, and HVAC systems. It offers a compact design, high contact reliability, excellent electrical performance, and overcurrent protection. This breaker can also be coupled with a variety of complementary accessories, including terminals, contact inserts and neutral conductors.