3NA6144-4 SIEMENS

The 3NA6144-4 is a low-voltage High Rupturing Capacity (HRC) fuse element designed and manufactured by Siemens. It is an NH1 size fuse, conforming to industry-standard dimensions for easy installation and replacement. This fuse is rated for a current of 250 Amperes (In: 250 A), making it suitable for protecting circuits with high current demands. It features a gG characteristic, indicating it provides full-range protection for general applications, safeguarding against both overload and short-circuit currents. The fuse is designed for an AC voltage rating of 400V (Un AC: 400 V). A combined indicator visually signals when the fuse has blown, simplifying troubleshooting and reducing downtime. The insulated grip lugs ensure safe handling during installation and removal, minimizing the risk of electrical shock. This HRC fuse is ideal for use in industrial applications, power distribution systems, and electrical panels where reliable and robust circuit protection is essential. Siemens' 3NA6144-4 fuse offers a dependable solution for protecting electrical equipment from damage due to overcurrents.