| 摘要 |
<p>The invention relates to an electrical power supply for a protection station of a three-phase transmission line. The subject of the invention is an electrical power supply for a protection station of a three-phase transmission line with neutral earthing via a resistor, characterised in that it comprises, in series between one (3) of the phases and earth, a capacitor (5) and the primary (6) of a current transformer having a secondary (7), the said secondary being connected to a power supply with cut-off (14). Application to the protection of electrical networks <IMAGE></p> |
