FI/LS compact 1P+N 6kA Type AC 300mA B16. The use of these devices is not permitted in all countries. Please observe national installation regulations! FI/LS switches SENTRON 5SV1 provide combined protection against overload, short circuits, and fault currents in just 1 TE. With the compact pin busbar system 5ST, you can quickly and easily connect the compact devices 1P+N in just 1 TE without additional space requirements. The data matrix code on the device gives you quick access to all technical data in the Siemens Industry Online Support App. SENTRON protective switching devices can be expanded with a wide range of functions using the continuous accessories from the system toolbox. Optimal technology for your safety - only from Siemens.