Scientific, measuring, signaling and checking (supervision) apparatus and instruments, apparatus, instruments and equipment for conducting, distributing, converting, storing, regulating or controlling electric current, namely electronic apparatus for controlling and analyzing an electricity distribution network; electronic apparatus for measuring parameters on an electricity network for distributing electricity; electronic apparatus for counting and managing the electrical energy of an electricity distribution network; voltage regulators, voltage stabilizers, voltage testers, high-voltage power supplies, static voltage regulators, high-voltage power sources, power line stabilizers, electric voltage transformers, high-voltage transformers, voltage control units, switches, disconnect switches, fuse switches, disconnecting switches, circuit breakers, fuses, fuse holders, cutouts, switches and remote switches, contactors, connectors, relays, commutators, rectifiers, chargers, electronic or electric power rectifiers or regulators, transformers and converters for current, for voltage and frequency, static converters, static inverters, electronic and electric inverters, sensors, electric counters, analog meters, digital meters, time meters, covers for electrical equipment, cables and electric cable connectors, batteries, battery chargers, battery converters, accumulators, thermal regulation, load transfer units, inverters, power regulators, active filters, rephasing condensers, controllers, analyzers, programmable controllers for controlling and protecting circuits, goods and persons; apparatus and instruments for measuring quantities and electrical parameters, electrical terminals; electronic display, control, connection and distribution consoles and boards, integrated circuit electricity boards, electric switch boards, electric switch, control and cutout panels, electric connection, protection and cutout boxes; electric board, printed card (for printed circuits) and electronic circuit board supports; static uninterruptible electrical power circuits, remote control circuits; monitors and testers, electric insulation monitors, protection detector devices and circuits for electric and static uninterruptible power supplies, devices for power transmission; electrical control devices; distribution and connection systems for electric circuits

Maintenance, repair and verification of installations in the sector of electricity, electrotechnical installations, electric and electronic installations for monitoring, checking and the remote control of industrial operations, electronic installations in particular industrial, urban and household distribution equipment in the electricity sector