9 Electric apparatus and instruments for electrical engineering, namely, apparatus and instruments for conveying, transforming, storing, regulating and controlling electric current; Electric apparatus and instruments for electrical engineering, namely, apparatus and instruments for conveying, transforming, storing, regulating and controlling electric current for activating, controlling, regulating, monitoring, testing and supervision of the operating state and operating ability of transformers, switching apparatus, step switches on transformers and motorized activators for step switches on transformers; electric apparatus and instruments for weak-current engineering for measuring, calculating, controlling and regulating technology, namely, electric meters, calculating machines, electric control panels, voltage regulators, and apparatus and instruments for regulating and controlling electric current; electric apparatus and instruments for weak-current engineering for measuring, calculating, controlling and regulating technology, namely, electric meters, calculating machines, electric control panels, voltage regulators, and apparatus and instruments for regulating and controlling electric current for activating, controlling, regulating, monitoring, testing and supervision of the operating state and operating ability of transformers, switching apparatus, step switches on transformers and motorized activators for step switches on transformers; computer programs for use in activating, controlling, regulating, monitoring, testing and supervision of the operating state and operating ability of transformers, switching apparatus, step switches on transformers and motorized activators for step switches on transformers; recorded data for use in measuring and analyzing electric current, and for use in providing an interface between users and electronic devices; graphical user interface (GUI) software; user interfaces, namely, man-machine interfaces in the nature of computer peripherals, interfaces for computers, and keyboards, electric control panels, and touchscreens for electrotechnical and electronic devices