3VA5150-5EF31-0AA0 SIEMENS

The 3VA5150-5EF31-0AA0 is a robust 3-pole circuit breaker from Siemens, designed for line protection within industrial and commercial applications. This UL-listed breaker, part of the 3VA5 family with a frame size of 125, offers a breaking capacity class M, rated for 35kA at 480V, ensuring reliable performance under fault conditions. Equipped with a TM240 trip unit, it provides comprehensive protection with adjustable parameters to suit specific load requirements. The overload protection (Ir) can be set between 40A and 50A, allowing for precise customization based on the connected equipment. Furthermore, the short-circuit protection (Ii) is adjustable from 5 to 10 times the rated current (In=50A), providing instantaneous tripping to minimize damage during short circuits. This circuit breaker is designed without connection terminals, offering flexibility in installation and integration with various busbar systems or terminal blocks. Its advanced features and adjustable settings make it suitable for a wide range of applications requiring reliable and customizable circuit protection. The 3VA5150-5EF31-0AA0 ensures the safety and longevity of electrical systems by preventing overloads and short circuits, enhancing operational efficiency and minimizing downtime. Siemens' commitment to quality and innovation is reflected in this high-performance circuit breaker, providing peace of mind for critical power distribution needs.