System for reliable prevention of the restarting of a machine

摘要

A safety lock out switch system for the prevention of an unexpected restart of an electrically powered machine in whose main power circuit it is installed. Therein the power-free status of the power supply output of the system is confirmed visually. The system is configured so it is flexible, thus being able to be used in the most various types or sizes of machines. Technical aspects andsafety aspects were taken into account therein so that the installation can be carried out in practically every country in the world.