Renewal of Secondary and Primary Technology for Rimavská Sobota Substation

Renewal of secondary and primary technology at Rimavská Sobota Substation: Replacement of ROP outgoing units in the entire R400 kV switchgear (including KSP, T402_400, T403_400, V426, V427, V447) and the central 400kV ROP unit, installation of protections in existing switchgear with minimal cabling impact, replacement of circuit breakers and auxiliary relays, connection of ROP units to TIS via new patchcords, addition of a switch to interrupt tripping impulses with RIS signaling; replacement of all existing patchcords and addition of new protection patchcords in the Technological Information System (TIS); replacement of the existing circuit breaker monitoring system in field V426 (20 years of operation), installation in its own cabinet with fiber optic connection to the TISo network; update of the RIS database with new protection data, configuration and testing of signals in RIS ESt and RIS SED, IEC61850 connection of the central ROP unit to the RIS switch in AWN01 cabinet, connection of switch signals to RIS terminals; bilateral replacement of protection communication devices on line V426; replacement of disconnectors (Q1, Q2 and QE2, Q5 and QE5, Q6 and QE6) and circuit breaker QM1 in field ACA07 V426.

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