9 Apparatus and instruments for conducting, switching, transforming, transmission, accumulating, regulating or controlling the distribution or use of electricity; electricity transformers, transformer substations comprised of electrical transformers, electric voltage transformers, electric current transformers, distribution transformers, circuit breakers, electrical relays, electrical power distribution units, electrical distribution boxes; electric switching apparatus; circuit breakers; disconnectors, namely, electronic current and voltage disconnectors for safety isolation; electrical bushings being structural parts for electrical power installations other than generators; transformer bushings being structural parts of transformers; electrical transducer; electrical surge arresters, surge voltage protectors; electrical fuses; Electrical converters, namely, electric power converters, electric current converters; measuring, signalling, detecting, testing, inspecting apparatus and instruments in the nature of voltage sensors, current sensors, electric sensors, optical sensors; measuring, signalling, detecting, testing, inspecting apparatus and instruments, namely, electronic devices for measuring electric current; electronic devices for measuring electric voltage; voltage testers; amperage testers; testing and measuring equipment for use in testing the function, performance and efficiency of transformers, electrical power distribution equipment and electrical power installations; testing and measuring equipment for use in testing the function, performance and efficiency of apparatus and instruments for conducting, switching, transforming, transmission, accumulating, regulating or controlling the distribution or use of electricity; testing and measuring equipment for use in testing the function, performance and efficiency of data processing apparatus, computers, computer peripheral devices; testing and measuring equipment for use in testing the function, performance and efficiency of energy and utility systems; electric monitoring apparatus, namely, electric monitoring apparatus for remote monitoring the status, function, performance and efficiency of transformers, electrical power distribution equipment and electrical power installations; electric monitoring apparatus for remotely monitoring the status, function, performance and efficiency of apparatus and instruments for conducting, switching, transforming, transmission, accumulating, regulating or controlling the distribution or use of electricity; electric monitoring apparatus for remotely monitoring the status, function, performance and efficiency of data processing apparatus, computers, computer peripheral devices; electric monitoring apparatus for remotely monitoring the status, function, performance and efficiency of energy and utility systems; electronic load indicating devices, namely, electric sensors, electronic monitors and monitor modules for monitoring electric current or voltage; electrical coils; electric reactors, electric shunt reactors; electricity inductors; electric sensors; electrical switch cabinets, namely, circuit breaker panel boards; switchgears; power controllers; data processing apparatus, computers, computer peripheral devices; downloadable and recorded computer programs for measuring electric current; downloadable and recorded computer programs for measuring electric voltage; downloadable and recorded computer programs for operating, testing and monitoring transformers, electrical power distribution equipment and electrical power installations; downloadable and recorded computer programs for operating, testing and monitoring apparatus and instruments for conducting, switching, transforming, transmission, accumulating, regulating or controlling the distribution or use of electricity; downloadable and recorded computer programs for operating, testing and monitoring data processing apparatus, computers, computer peripheral devices; downloadable and recorded computer programs for operating, testing and monitoring energy and utility systems; downloadable and recorded computer programs for recording and processing data relating to the operation of transformers, electrical power distribution equipment and electrical power installations; downloadable and recorded computer programs for recording and processing data relating to the operation of apparatus and instruments for conducting, switching, transforming, transmission, accumulating, regulating or controlling the distribution or use of electricity; downloadable and recorded computer programs for recording and processing data relating to the operation of data processing apparatus, computers, computer peripheral devices; downloadable and recorded computer programs for recording and processing data relating to the operation of energy and utility systems; downloadable and recorded computer programs for entering transformer parameters; downloadable mobile applications for measuring electric current; downloadable mobile applications for measuring electric voltage; downloadable mobile applications for operating, testing and monitoring transformers, electrical power distribution equipment and electrical power installations; downloadable mobile applications for operating, testing and monitoring apparatus and instruments for conducting, switching, transforming, transmission, accumulating, regulating or controlling the distribution or use of electricity; downloadable mobile applications for operating, testing and monitoring data processing apparatus, computers, computer peripheral devices; downloadable mobile applications for operating, testing and monitoring energy and utility systems; downloadable mobile applications for recording and processing data relating to the operation of transformers, electrical power distribution equipment and electrical power installations; downloadable mobile applications for recording and processing data relating to the operation of apparatus and instruments for conducting, switching, transforming, transmission, accumulating, regulating or controlling the distribution or use of electricity; downloadable mobile applications for recording and processing data relating to the operation of data processing apparatus, computers, computer peripheral devices; downloadable mobile applications for recording and processing data relating to the operation of energy and utility systems; downloadable mobile applications for entering transformer parameters