Description
The Siemens 3NC3430-6U is a high-capacity, industrial-grade fuse designed for robust protection in demanding electrical systems. This NH3 size square body fuse boasts a 315A rating and an ‘aR’ (all-round) classification, providing comprehensive protection against both short circuits and overloads. With a substantial voltage rating of 440V, it is engineered to handle significant power loads safely and reliably.
This Siemens 3NC3430-6U fuse is a critical component for safeguarding heavy-duty industrial equipment, power distribution systems, and motor circuits. Its robust construction ensures it can withstand the harsh conditions often encountered in industrial environments, providing consistent performance and long operational life. The square body design facilitates secure installation within compatible fuse holders.
As a certified component, the Siemens 3NC3430-6U meets stringent international safety and performance standards, offering users confidence in its protective capabilities. Its ‘aR’ rating signifies its suitability for protecting sensitive semiconductor devices and high-power electrical apparatus where rapid fault interruption is essential.
Choose the Siemens 3NC3430-6U for a certified and dependable solution for your high-current protection needs. This fuse exemplifies Siemens’ commitment to providing advanced and reliable components for industrial electrical safety. Ensure the integrity and safety of your power systems with this high-performance square body fuse.











