| 摘要 |
A premix burner (200) which comprises a combustion head (210) comprising, in turn, a perforated covering element (220) provided with a plurality of openings (221). The premix burner is characterised in that it is provided with a device (205) for generating and delivering a minimum granted thermal power completely arranged inside the combustion head (210). Moreover, the device (205) comprises a concave element (260), whose concavity faces the internal wall of the perforated covering element (220). |
