Electrical & Extra Low Voltage design in buildings I- Requirements for Electrical permit at the Order of Engineers and architects II- a) Lighting layout, one way switch, multi gang, two ways, intermediate, push button, Roller shutter switch b) Power Layout, sockets, water heater, Exctract/Fresh air fan, AirConditionner c) Low Current Layout, Telephone outlet (Rj11/Rj45), Television outlet. d) Stair case e) Electrical distribution MDB, SDB, ATS f) Main tel box connection g) Main TV box connection h) Load calculation, Connected Load, Utilization factor, Demanded load, main power connection. III - Wires and Cables, Voltage Drop. IV - Circuit Breakers and Switchs, Thermal and Magnetic Protection. V - Earthing and Lightning, overvoltage. VI - Special Electrical design for : - Private Residences (Villas) - Hospitals - Hotels - Hypermarkets - etc,...