Electrical safety in photovoltaic plants

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Transcript of Electrical safety in photovoltaic plants

  • 1. ELECTRICAL SECURITY IN PHOTOVOLTAIC POWER PLANTS

2. R.D. 1663/2000: Electrical security in photovoltaic plants connected to low voltage networks R.E.B.T. 2002:Low voltage electrotechnical regulation R.D. 2818/1998: Electricity production by Renewable Energy, Waste and CHP resources ELECTRICAL SECURITY IN PHOTOVOLTAIC POWER PLANTS 3. ELECTRICAL SECURITY IN PHOTOVOLTAIC POWER PLANTS TRANSMISSION LINES ELECTRICAL SUBSTATION ELECTRICITY METERS PHOTOVOLTAIC PANELS 4. INVERTER DC PROTECTION BOX PHOTOVOLTAIC PANELS DC PROTECTION BOX ELECTRICAL SECURITY IN PHOTOVOLTAIC POWER PLANTS R.D. 1663/2000 1.- General manual switch (Accesible for the supplier company) 1 2.- General circuit breaker 2 3.- Earth leakage circuit breaker (ELCB) 3 5 5.- Maximum and minimum voltage and maximum and minimum frequency 4.- Interconnect switch 4 R.E.B.T. 2002 6.- Surge protector 6 6 5. PHOTOVOLTAIC PANELS INVERTER DC AC ELECTRICAL SECURITY IN PHOTOVOLTAIC POWER PLANTS - First insulation faultNo earth leakage current Fuse selection Umax. In / I SC - Second insulation faultShort circuit SHORT CIRCUIT 6. Thanks for your attention ELECTRICAL SECURITY IN PHOTOVOLTAIC POWER PLANTS