Network management software; control apparatus for network management; network communication apparatus; network software; electric network distribution boards; electric network testers; transformers; current transformers; apparatus for controlling energy; instruments for controlling energy; converters; current diverters; counters; computer apparatus for remote meter reading; digital panel meters; software for use in remote meter reading; software for use in remote meter reading; digital measuring apparatus; digital electronic controllers; safety relays [electrical energy]; overvoltage protection relays; phase relays; power relays; electric relays; telemetry apparatus; electronic measuring sensors; digital measuring apparatus; power controllers; medium and low voltage capacitors; electric filters; charging stations for electric vehicles; electric accumulators for vehicles; Battery charging devices for motor vehicles; battery chargers; differential switches; measures; electricity meters; software programs for monitoring and managing electric efficiency; electrical energy analyzers; analog circuits; analog converters; electric batteries; condensers [capacitors]; inductor; voltage testers; voltage stabilizers; low voltage power supplies; voltage limiters; voltage surge protectors; voltage regulators; voltage monitor units.