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Pub. No.:    WO/2018/086770    International Application No.:    PCT/EP2017/064920
Publication Date: Fri May 18 01:59:59 CEST 2018 International Filing Date: Tue Jun 20 01:59:59 CEST 2017
IPC: G01R 22/10
Applicants: INNOGY SE
Inventors: WAFFNER, Jürgen
VOIT, Stephan
The invention relates to a measuring transducer for electric vehicles, comprising at least one tap designed for tapping at least one alternating-current measurement variable in an alternating-current charging circuit, a converter designed to convert a frequency of the alternating-current measurement variable into a standard frequency of a power supply network, and for outputting at least one alternating-current variable with the standard frequency in an alternating-current measurement circuit, and at least one standard meter arranged in the alternative-current measurement circuit for sensing an electrical power with the alternating-current variable at the standard frequency.