# Commission Implementing Decision (EU) 2020/1232 of 27 August 2020 on the approval of the efficient generator function used in 12 Volt motor-generators for use in passenger cars and light commercial vehicles, including certain hybrid electric vehicles and vehicles capable of running on alternative fuels, as an innovative technology pursuant to Regulation (EU) 2019/631 of the European Parliament and of the Council (Text with EEA relevance), Division: Formula 6

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

where,
ΔPm is the difference between the saved mechanical power under real-world conditions and the saved mechanical power under type-approval conditions, as determined in point 3.1
vis the mean driving speed of the WLTP, which is 46,6 km/h
VPe is the consumption of effective power as specified in Table 2 [l/kWh]
CFis the conversion factor as set out in Table 3 [gCO2/l]
Table 2
Type of engine
Consumption of effective power (VPe) [l/kWh]
Petrol- or E85-fuelled other than turbo-charged
0,264
Turbo-charged petrol- or E85-fuelled
0,280
Diesel-fuelled
0,220
LPG fuelled
0,342
Turbo-charged LPG-fuelled
0,363
Consumption of effective power (VPe) [m3/kWh]
CNG (G20) other than turbo-charged
0,259
Turbo-charged CNG (G20)
0,275
Table 3
Type of fuel
Conversion factor (CF) [gCO2/l]
Petrol/E85
2 330
Diesel
2 640
LPG
1 629
Conversion factor (CF) [gCO2/m3]
CNG (G20)
1 795

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Source: https://www.legislation.gov.uk/eudn/2020/1232/annex/division/3/division/3.2/division/1 (the official version)
Page: https://openlegislation.uk/eu-decision-2020-1232/annex/division-3/division-3.2/division-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.