# Commission Implementing Decision (EU) 2019/314 of 21 February 2019 on the approval of the technology used in SEG Automotive Germany GmbH High efficient 48V motor generator (BRM) plus 48V/12V DC/DC converter for use in conventional combustion engine and certain hybrid powered passenger cars as an innovative technology for reducing CO2 emissions from passenger cars pursuant to Regulation (EC) No 443/2009 of the European Parliament and of the Council (Text with EEA relevance), Division: Latin symbols

Extent: E+W+S+N.I.

C CO 2 CO2 savings [g CO2/km]
CO2 Carbon dioxide
CF Conversion factor (l/100 km) - (g CO2/km) [gCO2/l] as defined in Table 3
h Frequency as defined in Table 1
i Number of operating points
I Current intensity at which the measurement shall be carried out [A]
l Number of measurement of the sample for the 48V/12V DC/DC converter
m Number of measurement of the sample for the 48V motor generator
M Torque [Nm]
n Rotational frequency [min– 1] as defined in Table 1
P Power [W]
s η DCDC – Standard deviation of the 48V/12V DC/DC converter efficiency mean [%]
s η MG Standard deviation of the 48V motor generator efficiency [%]
s η MG – Standard deviation of the 48V motor generator efficiency mean [%]
s η TOT Standard deviation of the total efficiency [%]
s C CO 2 Standard deviation of the total CO2 savings [g CO2/km]
U Test voltage at which the measurement shall be carried out [V]
v Mean driving speed of the New European Driving Cycle (NEDC) [km/h]
VPe Consumption of effective power [l/kWh] as defined in Table 2

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Source: https://www.legislation.gov.uk/eudn/2019/314/annex/division/2/division/1 (the official version)
Page: https://openlegislation.uk/eu-decision-2019-314/annex/division-2/division-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.