System for fixing photovoltaic panel on roof e.g. tiles, on metal frame in dwelling, has support strip fixed on one of rafters and arranged to support two rails, where positioning unit of support strip positions each rail

摘要

The system has two rails (3) arranged parallel to rafters (C) and arranged to maintain a photovoltaic panel (2) on a frame. A support strip is arranged parallel to battens (L) and fixed on one of the rafters. The support strip is arranged to support the two rails. The support strip comprises a positioning unit that positions each rail. The positioning unit comprises projecting elements defining a space to form a housing for the rail. A wedge is housed in the positioning unit. The wedge comprises a plate part and two legs supported against the projecting elements of the strip.