Method and apparatus for signal coupling at medium voltage in a power line carrier communications system

摘要

PCT No. PCT/GB94/02589 Sec. 371 Date Sep. 26, 1996 Sec. 102(e) Date Sep. 26, 1996 PCT Filed Nov. 24, 1994 PCT Pub. No. WO95/15036 PCT Pub. Date Jun. 1, 1995An electricity supply network has plural switching and transformer stations connected together by cables. Each cable has an inner conductor and an outer sheath connected to housings of the stations. A communication system has plural transducers coupled to the cables at the stations. Each of the transducers is located on a side of its respective cable remote from a sheath connection of the respective cable to its station housing. Each transducer is coupled to both the sheath and the conductor of its respective cable.