CETRAEL project is mainly based on previous project EURCERT (CZ/00/B/F/PP–134005, „European Certification of vocational education in the energy development and distribution sector”). Considering the dynamic technological development in the field of electricity generation and distribution in recent years, training materials, including documents used for verifying students´ knowledge and skills, should be updated in order to further improvement the international compatibility of the outcomes. Work principles are same as in the EURCERT project.Steering committee agreed at its kick-off meeting in Prague in November 2008 those four educational modules:Module 1: Renewable sores of energy Module 2: Cable technologies and insulated overhead lineModule 3: Programmable technologies in housing (housing construction)Module 4: Programmable technologies in industrial construction (industrial property)