Active Energy. Meters or Meter Registers shall be labelled "Import" or "Export" according to "Figure 1". This convention is based on "Import" and "Export" being from the viewpoint of the Responsible Party.
Active Energy. Active Energy means the electrical energy produced, flowing or supplied by an electrical circuit during a time interval, and being the integral with respect to time of the instantaneous power, measured in units of watt-hours or standard multiples thereof, that is:- 1,000 Wh = 1 kWh 1,000 kWh = 1 MWh Superseded 1,000 MWh = 1 GWh 1,000 GWh = 1 TWh
