Classe 9 · Tecnologia & Comunicação
Computer software, recorded; power controllers; microcontrollers; voltage regulators; inverters [electricity]; distribution consoles [electricity]; commutators; regulating apparatus, electric; converters, electric; control panels [electricity]; transducers; transformers [electricity]; voltage surge protectors; distribution boxes [electricity]; relays, electric; automation systems for power stations; electric control devices for energy management.;