The CDCA collects meter period data remotely over a communications link, via a data capture device (MV-90).
For each registered meter the CDCA shall collect and record meter period data as follows:
a). Export Active Energy;
b). Import Active Energy;
c). Export Reactive Energy; and
d). Import Reactive Energy;
The CDCA shall collect meter period data relating all Main and Check meters, and/or the corresponding data collector outstation registers, where installed and operational, and which are used for settlement purposes.
The CDCA shall record and store all meter period data collected from Metering Systems. The data items recorded and stored shall include, but not be limited to the following:-
Date and Time of Reading
Metering System Identifier
Measurement Quantity (Active Import , Active Export, Reactive Import, or Reactive Export)
Settlement Period (46, 48 or 50 occurrences)
Meter Reading Volume
Meter Reading Status
Meter Reading Status can be one of:
A - Valid meter data
B - Invalid meter data
C - Unavailable meter data
Note that there may be more than one Check channel for the same Main, for a given Measurement Quantity.
This flow includes data collection from all metering systems registered with the CRA, including
those associated with both External Interconnectors (points of connection between transmission
networks) and Internal Interconnectors (points of connection between distribution networks).