INSTA through terminal 4 mm2, 6.2 mm wide blue N-isolation terminal block connection technology for various industrial applications and modern building installations from Siemens. Regardless of whether you choose screw, tension spring, push-in or quick connection: All connection technologies can be freely combined with one another. The labeling and test accessories are standardized and can be used across the board. With the SIEMENS terminal blocks, many applications in industry, commercial and residential construction can be realized. This means you have the right connection technology for every connection. The Siemens terminal blocks are characterized above all by: 1. Permanently secure contact. 2. Easily detachable connection of electrical connections such as cables and lines. 3. Realization of a wide range of applications. 4. Convenient and simple assembly and connection technology. 5. Extensive and standardized accessories. 6. Reliable safety during installation thanks to contact protection as standard. 7. Optimum technology for your safety - only from Siemens. www.siemens.de/lowvoltage. Siemens offers a comprehensive portfolio of protection, switching, measuring and monitoring devices, distribution systems as well as switches and sockets for safe, efficient electrical infrastructure in buildings and industry.
| Property | Value |
| Connectable conductor cross-section, single-wire: | 0.199999999 to 6 mm² |
| Connectable conductor cross-section, fine-wire without wire end ferrule: | 0.199999999 to 6 mm² |
| Connectable conductor cross-section, fine-wire with wire end ferrule: | 0.25 to 4 mm² |
