electricalscho

The total period of useful life of a battery, normally expressed in the total number of Charge/Discharge cycles.

The conductors that connect the service conductors (drop or lateral) to the service equipment of the building.

For DC circuits, a way of joining batteries, electrical devices and wires in such a way that positive leads are connected to negative leads. This is generally done to increase voltage.

Service Entrance Cable.

A porous, insulating material placed between plates of opposed polarities, to prevent internal short circuits.