Battery means a device consisting of one or more electrically connected electrochemical cells which is designed to receive, store, and deliver electric energy. An electrochemical cell is a system consisting of an anode, cathode, and an electrolyte, plus such connections (electrical and mechanical) as may be needed to allow the cell to deliver or receive electrical energy. The term battery also includes an intact, unbroken battery from which the electrolyte has been removed.
Connector means a flanged, screwed, welded, or other joined fitting used to connect two pipelines or a pipeline and a piece of process equipment.
Interconnector means equipment used to link the electricity system of the State to electricity systems outside of the State;
public service infrastructure means publicly controlled infrastructure of the following kinds:
Electrical circuit means an assembly of connected live parts which is designed to be electrically energized in normal operation.