IC 009. US 021 023 026 036 038. G & S: Speed governors for machines, namely, electronic speed controllers and power-frequency governors for prime movers used for power generation; excitation system comprised of static exciters; automatic voltage regulators; electromechanical equipment for wind power plants, namely, main grids and grid stations for production and distribution of electricity; machines for control, supervision, monitoring and protection of hydroelectric, wind and nuclear powerplants, namely, transformers, turbine and generator switches, auxiliary power supplies, emergency power supplies, voltage switchgears, electrical motor controllers, electrical grounding devices, temperature sensors, voltage sensors, vibration sensors, discharge sensors, hydroelectric dam water level monitors, alarm installations and alarms, circuit breakers and electrical transducers, main grids and grid stations for production and distribution of electricity; wind generator farm electric systems and subsystems comprised of wind turbine towers, turbine and generator switches, voltage regulators, transformers and wind turbine controllers, auxiliary power supplies, emergency power supplies, voltage switchgears, electrical grounding devices, temperature sensors, voltage sensors, vibration sensors, discharge sensors, alarm installations and alarms, circuit breakers and electrical transducers

IC 011. US 013 021 023 031 034. G & S: Electromechanical equipment for nuclear power plants, namely, nuclear reactors