BMW 3: Entertainment

 Voltage supply for other high-voltage consumers

The Electrical Machine Electronics supplies voltage not only to the electrical machine. The convenience charging electronics are directly connected with the Electrical Machine Electronics and ensure the voltage supply at high-voltage level to the electric A/C compressor and electrical heating. H

 Cooling system

To increase the service life of the high-voltage battery unit and obtain the greatest possible power, it is operated in a defined temperature range. The high-voltage battery unit is essentially operational at an ambient temperature of -40 ºF to 131 ºF (-40 ºC to +55 ºC ) (actual cell