The present invention relates to a system for cleaning a photovoltaic panel, more particularly the present invention relates to a system for self-cleaning of a photovoltaic panel comprising a photovoltaic collector panel, and a cleaning apparatus coupled to the photovoltaic collector panel , wherein the cleaning apparatus is coupled anterior of the photovoltaic collector panel, of which the cleaning apparatus comprises a frame, a conveyor, a cleaning member coupled to the conveyor, and an inlet for delivering fluid to the photovoltaic collector panel