The protection relay DIA4L belongs to SIGMA-L digital protection line and it performs three phase overvoltage and undervoltage protection, overfrequency and underfrequency protection, residual overvoltage protection; it could be used as interface protection for active Users connected to MV electric…
The multifunction protection relay IFD4L belongs to SIGMA-L digital protection line and it performs functions as phase overcurrent, earth fault (directional and not directional) and residual overvoltage relay. IFD4L relay is compliant with Italian document Norma CEI 0-16 in reference…
All IFX4L devices produced comply with CEI 0-16 (2019-04) Standard
How can the concept of modernity be expressed if not with movement and refusal to immobility? The transformation, the movement are a symptom of the will to improve, to understand and evolve, aspects that fully represent the vision of SEB-BARLASSINA,…
IFX4L overcurrent protection relay is the first model of a new family of protection relays, named Sigma-L; it is designed by Seb based on the experience gained with the well known relays Sigma-N and Sigma-S. Details: IFX4L protection relay is…