HESOP

Electrical supply systems consisting of electricity supply substations and electrical substation monitors for monitoring electric current and electrical signals for rail transport networks; transformers; rectifiers, inverters, converters, electric filters; power surge protection devices, namely, surge protectors; devices for protection against electrical interference, namely, filters for radio interference suppression; apparatus for recovering electrical energy produced by generation on railway transport networks, namely, electrical systems consisting of electricity substations and electrical substation monitors for monitoring electric current and electrical signals for recovering electrical energy produced by generation on rail transport networks; software for checking, regulating and protecting traction substations