Devices and machines for energy production; devices and machines for the generation of DC

Solar modules; converters; transportable power supply installations, in particular portable accumulator and battery packs; telephones, DC-driven consumer electronics, namely radio and tv receiver, sound and/or image recording and display devices, also portable and for digital audiosignals each also with integrated power supply in particular integrated exchangeable or rechargeable batteries or accummulators; batteries, battery chargers, devices for photovoltaic devices, in particular photovoltaic cells, charge controllers, charge controllers with load control, in particular for aforementioned photovoltaic cells; electrical transformers, electric voltage transformers, photovoltaic module installation; appliances and instruments for conducting, operating, transforming, storing and controlling electricity; electrochemical elements, namely accumulators (electric), batteries, in particular supply batteries, light batteries, non-portable batteries, as well as parts for the aforementioned goods, battery related products, namely converters, in particular rectifiers and inverters for battery arrangements, power supply devices and power supply arrangements produced therefrom (as far as contained in this class); electric chargers, electronic and electric display, measurement and analysis devices (not for medical purposes); voltage detectors, megohmmeters, electric connectors; battery accessories, in particular battery plugs and venting tubes for batteries; electric and electronic controls, material for electric conducts, electric cabling systems, connectors for electric wiring and connectors, electric ballasts; extension cables; electric cable jackets and harnesses; devices and machines for the transformation of DC