Building management combines the need for package substations and low voltage distribution across a variety of multi use spaces. Quite often these spaces are managed through Facilities Management companies utilising non site based personnel. The need for a simple safety system is integral to the operations of these sites but also the safety of the personnel. A Trapped Key solutions means there is a sequential process the operator must follow when switching.

Making Energy Safe: Generation, Transmission, Distribution and Supply - Industry Guide

Energy Industry - Application Notes