Appendix ANNEX D F1
United Kingdom Repealed
ENERGY METER
1.
Introduction
1.1.
The onboard energy measuring system (EMS) is the system for measurement of electric energy taken from or returned (during regenerative braking) to the overhead contact line (OCL) by the traction unit, supplied from the external electric traction system.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.
Requirements for onboard energy measuring system (EMS)
2.1.
Energy measuring function (EMF)
2.1.1.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1.2.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1.3.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1.4.
The EMF shall have a total accuracy of 1,5 % for AC for active energy and 2,0 % for DC (or lower percentage of error).
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1.5.
The elements used to implement the EMF are subject to legal metrological control, which shall be executed in accordance with the following:
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1.6.
The EMF shall have a time reference period of 5 minutes defined by the UTC clock time at the end of each reference period; one of the time reference period shall end at 24:00:00.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1.7.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.2.
Data handling system (DHS)
2.2.1.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.2.2.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.2.3.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.2.4.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.2.5.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.2.6.
The compiled data suitable for energy billing shall be stored ready to be transferred in chronological order according to the end times of each 5 minutes time reference period in accordance with clause 2.1.6 of the present Annex D and shall contain:
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.3.
Location function
2.3.1.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.3.2.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.3.3.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.3.4.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.4.
Other requirements
2.4.1.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.4.2.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.5.
Conformity assessment of complete onboard energy measuring system
2.5.1.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.5.2.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .