3VT9331-6AB00 SIEMENS

The 3VT9331-6AB00 is a robust and reliable 3-pole molded case circuit breaker (MCCB) from Siemens' VT series, designed for comprehensive line protection. Equipped with an ETU VT630 electronic trip unit, it offers advanced protection and control features. This particular model is configured for line protection (LP) and provides adjustable long-time (LI) and instantaneous (IR) protection settings. The long-time protection (IR) is rated at 315A, safeguarding against overload conditions. Furthermore, the overload protection (IRM) is set at 4 times the IR value, ensuring effective response to sustained overcurrents. For short-circuit protection, the device offers instantaneous tripping, minimizing damage from sudden high-current faults. The breaker utilizes screw terminal connections, which are included with the switching unit, simplifying installation and ensuring secure electrical connections. This MCCB is ideal for a variety of industrial and commercial applications where reliable and adjustable circuit protection is essential.