1. 3NA3 807 is a type of fuse switch from Siemens. It is a special-purpose device which provides protection from sudden, large current surges and serves as an electrical disconnect.
2. The 3NA3 807 is rated IP 20, has a single line latching unit, and is suitable for both 1- and 3-phase applications. It features enhanced shock, vibration and Earth fault protection, a high level of contact integrity, and superior Overload, Short-Circuit and Isolation.
3. The 3NA3 807 can be used to protect and disconnect electrical equipment in residential, commercial, and industrial environments. It also features a wide range of accessories, including auxiliary contacts, busbars, and control position indicators.