This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Kitchen air extractor after wires join in junction box. en Wires are connected junction box is prepared As you can see there used more comfortable springs terminals WAGO instead of screw terminals Connect properly Phase wire brown Zero wire blue In different countries wire color code can differ here are written about Europe color