OSTB 300 Dust cover for STB 300 SIMBLOCK grey 81904002

Dust cover for Simblock rail connectors

This cover, dedicated to STB 300 Simblock connectors, effectively protects connections from dirt and dust. This prevents potential problems with conductivity and ensures the reliability of the electrical installation. This is particularly important in harsh environmental conditions, such as workshops, construction sites or rooms with increased dust levels.

The OSTB 300 cover not only protects against dust but also offers additional functionalities that facilitate work for installers and users. It has a built-in space for placing cable markings (L1, L2, L3, N, PE), which significantly improves wire identification and subsequent service work. In addition, the cover design allows access to the measuring connection without