The SYS-202 function unit comprises all the system components needed for installing a 3-phase double charging tap-off for 32 A/400 V in accordance with IEC 61851 charging mode 3. The SYS-202A can charge two electric vehicles in parallel. The CM-230 charging controller used communicates with the electric vehicle, controls the switching components and can be integrated through Ethernet in a higher-level communication system. The SYS-102A function unit has several auxiliary functions (power measurement, electric heating and control, interlocking of the charging plug).