Your smart meter logs what you use every hour. Your local distributor (not your supplier) lets you download it for free. We use that file to compare based on your actual consumption.
It appears on your bill as “distribuidora” or “empresa distribuidora”, next to the fault helpline. It depends on where you live, not on the company you buy your electricity from.
Go to datadis.es, register with your ID and the CUPS from your bill, go to 'Consumption', select the dates (up to one year) and click 'Download CSV'.
i-de.es customer area → “Consumo” → “Consultar consumo” → select the period → “Exportar” as CSV.
e-distribución private area → “My consumption” → choose dates → “Download” as CSV.
They all have a customer area where you can download your hourly consumption curve as a CSV: UFD, E-REDES and Viesgo. If you find it tricky, use Datadis, which brings them all together.
Yes. If your distributor only lets you download one month at a time, select all files at once: we merge them and remove duplicate hours. The file is not saved: it is read and summarised instantly.
Luz is an AI assistant (Google Gemini) and can make mistakes. Do not share personal details. We do not store the conversation or audio.
