3NA3220 SIEMENS

The 3NA3220 is a low-voltage High Rupturing Capacity (HRC) fuse element designed and manufactured by Siemens. It belongs to the NH2 size category and has a rated current (In) of 50A. This fuse is designed for general-purpose (gG) applications, providing reliable protection against overcurrents and short circuits in various electrical systems. It is suitable for AC systems with a rated voltage (Un AC) of 500V and DC systems with a rated voltage (Un DC) of 440V. The 3NA3220 features a front indicator that visually signals when the fuse has blown, allowing for quick identification and replacement. It also incorporates live grip lugs, which facilitate safe and easy handling during installation and removal. These lugs are designed to minimize the risk of accidental contact with live parts. The fuse is constructed with high-quality materials to ensure reliable performance and a long service life. It provides robust protection for electrical equipment and circuits, preventing damage from overcurrent conditions. The 3NA3220 is an essential component for maintaining the safety and integrity of electrical installations.