SENTRON, fuse switch disconnector 3NP1, 3-pole, NH3, 630 A, for Rittal 60mm busbar system, box terminal, fuse monitoring: electronic EFM20, cover level 32/70mm Fuse switch disconnector 3NP up to 630 A with improved personal and system protection and convenient connection technology. The fuse switch disconnectors protect systems in industry or infrastructure from overload and short circuits and are suitable for cross-industry use. The grip and touch protection included as standard in the new Sentron 3NP1 series prevents the user from touching live parts when assembling busbar systems, even when accessing from the rear. In addition, the user can easily see the fuses used through the large viewing window. The Siemens 3NP fuse switch disconnectors are characterized by: 1. Extremely flexible thanks to modular design and universal accessories. 2. Suitable for floor mounting, top hat rail and Siemens busbar system 8US 3. Electronic fuse monitoring function including network monitoring. 4. Five sizes from 100 A to 630 A up to protection class IP40. 5. Fast and safe conversion for cable outlet at the top / bottom. 6. Flexible switching times of the auxiliary switch possible (simultaneous or leading). 7. Possibility of locking and sealing. www.siemens.de/schaltgeraete. Siemens offers a comprehensive portfolio of protection, switching, measuring and monitoring devices, installation distributors as well as switches and sockets for safe, efficient electrical infrastructure in buildings and industry.
| Property | Value |
| Rated continuous current Iu: | 630 A |
| Degree of protection (IP), front: | IP40 |
| Number of poles: | 3 |
| Design as main switch: | no |
| Suitable for front mounting: | no |
| Suitable for floor mounting: | no |
| With fuse monitoring: | yes |
| Version as an EMERGENCY STOP device: | no |
| Conditional rated short-circuit current Iq: | 50 kA |
| Version as a safety switch: | yes |
| Max. Rated operating voltage Ue at AC: | 690 V |
| Suitable for busbar construction: | yes |
| Motor drive integrated: | no |
| Motor drive optional: | no |
| Cable entry: | other |
| Equipped with connectors: | no |
