FIELD: electrical engineering.
SUBSTANCE: invention relates to electrical engineering, in particular to power transmission sectioning devices, and is intended for switching, protection of electric network. System allows switching and protection of power transmission lines, accounting of electric power, control of electric energy quality, control of voltage by independent control of two power contact groups and includes input manual switching element, vacuum switching elements of remote control, output switching elements of manual control, switching elements control units, units of remote and local control of power circuits of the system, current control units, data transmission unit, switching elements position monitoring unit and voltage control unit.
EFFECT: reduction of losses at power supply to consumers, improvement of reliability and efficiency of power supply systems for consumers.
1 cl, 1 dwg
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