3VA5322-5EC31-0AA0 SIEMENS

The 3VA5322-5EC31-0AA0 is a robust 3-pole circuit breaker from Siemens, designed for reliable line protection in industrial and commercial applications. This UL-listed breaker, part of the 3VA5 frame 400 series, offers a breaking capacity class M, capable of interrupting fault currents up to 35kA at 480V. Equipped with a TM230 trip unit, it provides fixed thermal-magnetic protection with an In=225A rated current. The breaker is specifically configured without overload protection (IR=225A fixed), focusing on short-circuit protection. The fixed short circuit protection (Ii) is adjustable from 5 to 10 times the rated current (In), allowing for customization based on specific application requirements. This model does not include a connection, offering flexibility in wiring configurations. Its primary function is to safeguard electrical circuits from overcurrents and short circuits, preventing damage to equipment and minimizing downtime. The 3VA5322-5EC31-0AA0 ensures dependable performance and meets stringent safety standards. It is ideal for applications where precise short-circuit protection is paramount.