42 Design and development for others of motors, electric motors, wind turbines, wind parks, electrical generators, technical and electrical installations, equipment and devices, power supply systems, electricity grids, solar modules, photovoltaic installations, electrical transformers, electrical coils, capacitors, accumulators, switching devices, tap changers, sensors, computer hardware, laboratories, measuring equipment, control equipment and monitoring equipment for electrical energy transmission and distribution grids; design and development, creating, installation, updating and maintenance, repair and overhaul of computer software; consultancy in the design and development of computer hardware and computer software; electronic data storage and data backup services for computer hard drives and data security consultancy services in the field of data protection; technological consultancy on selecting of a suitable sensor for temperature, filling level, flow speed, acceleration, mechanical tension, deformation, bending, elongation, shear, torsion, pressure, moisture, surface waves, sound, vibrations, electromagnetic radiation light, and microwaves, and on selecting of a suitable mounting position for such sensors; technological consultancy on selecting of a suitable sensor for electric current, electric voltage, electric energy, electric power, electric impedance, electric power factors, phase shift, dissipation factor, partial discharges and for the transmission ratio of transformers, and on selecting of a suitable mounting position for such sensors; research services, product development services, engineering services, consultancy, quality control, technical project planning, surveying, analysis, calibration and technical specification and equipment qualification in connection with electrical energy transmission and distribution grids, drives, motors, electric motors, wind turbines, wind park windmills, electrical generators and with technical and electrical installations, equipment and devices; research services, product development services, engineering services, consultancy, quality control, technical project planning, surveying, analysis, calibration and technical specification and equipment qualification in connection with power supply systems, electricity grids, solar modules, photovoltaic installations, electrical transformers, electrical coils, capacitors, accumulators, switching devices, tap changers, sensors, computer hardware, computer software, laboratories, measuring equipment, control equipment and monitoring equipment for use in the field of electrical energy transmission and distribution grids