About 2 results
https://drivepatents.com/patents/1070581 · 25 Jan 2006
EMCfilter, for connection between a supply network and a electric-operated appliance to reduce conduction noise between said supply network and said appliance, comprising virtual shunt nodes inductively coupled to the power line. Thisdisposition allows the...
https://drivepatents.com/patents/1113295 · 2 May 2001
The filter comprises a current-compensated choke (32), wound with three-phase conductors (L1, L2, L3); and a capacitive network (33, 34, 38). The neutral conductor (PEN) is not brought in through a choke, i.e. DC and AC earthing are maintained. Choke and c...