Glossary Term: De-energisation
De-energisation is when any Boundary Point or Systems Connection Point is disconnected and no electricity can flow to or from the system.
BSC defined definition
In relation to any Boundary Point or Systems Connection Point (or the Plant or Apparatus connected to any System at such a point) the movement of any isolator, breaker or switch or the removal of any fuse whereby no electricity can flow at such point to and from a System; and “de-energised” shall be construed accordingly.