Inverters; Accumulators, electric; Battery chargers; Battery chargers for use with vehicle batteries, mobile phones; Chargers for electric accumulators; Chargers for electronic cigarettes; Condensers; Connections for electric lines; Electric transformers; Electrical sockets; Fuse wire; Photovoltaic cells; Photovoltaic installation apparatus, namely, solar modules for production of electricity, solar thermal and electric receivers, tracking mechanisms and concentrating optics, and control algo...