Source: https://tendernation.io/opportunities/01a14088-5a7f-733a-a184-88539f6e822a/croatia-electrotechnical-equipment-zamjena-uredaja-nadzora-i-upravljanja-te closed HR open procedure Suitable for SMEs # Electrotechnical equipment – Zamjena uređaja nadzora i upravljanja te relejne zaštite postrojenja 220kV u TS 220/110kV Senj [HOPS d.d.](https://tendernation.io/buyers/hops-dd) Estimated value €600,000 Published 17 Apr 2026 Deadline Closed 18 May 2026 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Open procedure Anyone can submit a full tender; there is no shortlisting stage. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender Predmet nabave je zamjena dijela sekundarne opreme 220kV sustava nadzora, upravljanje postrojena u TS HE Senj 220/110/35kV. Unutar predmeta nabave nalaze se radovi i usluge na predmetnoj opremi kao i montaže iste u TS HE Senj, te susjednim objektima TS Brinje i TS Melina na pripadnim vodnim poljima 220kV. Predmet ove nabave je: • modernizacija sustava nadzora, upravljanja i zaštite 220kV postrojenja TS HE Senj poštujući Načela razgraničenja HOPS-HEP Proizvodnja, • releje upravljanja (REC 561) i zaštite (REL 561, RET 521), te alarmne jedinice (SACO) bazirane na LON komunikaciji zamijeniti sa suvremenim relejima generacije REx 670 serije i komunikacijom IEC 61850 (sukladno specifikacijama opreme) • postojeće ormare TS-8 zamijeniti sa ormarima VX-25 sukladno specifikaciji opreme i projektnoj dokumentaciji (NUZM, RUP i dr.) za sva 220kV vodna i transformatorska polja, te polja blok transformatora. • postojeće uređaje za mjerenje sinkrofazora WAMSTER PMU premjestiti u nove ormare sukladno projektu, • radovi na doradi ormara staničnog računala +X01 i ugradnji mrežne opreme, • izrada i instalacija ormara procesne LAN mreže +X2 sukladno specifikaciji opreme i projektnoj dokumentaciji • radovi u susjednim objektima TS Melina polje =D11-Senj i TS Brinje polje =D2-Senj na doradi postojećih ormara sekundarne opreme i ugradnji releja zaštite, a sve u skladu s troškovnikom i tehničkim specifikacijama. Read full description ## CPV classification Electrotechnical equipment Source Tenders Electronic Daily (EU) · Notice 264542-2026 [View official notice](https://ted.europa.eu/en/notice/264542-2026) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile HOPS d.d.: past awards and live tenders](https://tendernation.io/buyers/hops-dd) [Sector More Electrical equipment & lighting tenders](https://tendernation.io/sectors/electrical-equipment-lighting) ## More tenders like this [Servicing and Maintenance of Fire, Security and Alarm System · Lancashire County Council · 27 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15a0a-9bf1-73db-be37-08100cd9ee1f/servicing-and-maintenance-of-fire-security-and-alarm-system) [Electronic, electromechanical and electrotechnical supplies – 10043090 – offenes verfahren oberhalb des eu-schwellenwertes ZUM abschluss einer rahmenvereinbarung ÜBER DIE lieferung UND installation VON hochspannungsgeräten FÜR DIE primärumspannwerke DER edyna 10043090 – procedura aperta sopra la soglia europea PER la stipula DI UN accordo quadro relativo ALLA fornitura CON POSA DI apparecchiature at PER cabine primarie edyna · Edyna SRL · 41 days left · 30 Nov 2026](https://tendernation.io/opportunities/01a156a9-94f1-717a-9dd8-7042345d676f/italy-electronic-electromechanical-and-electrotechnical-supplies-10043090) [Electrical parts of machinery or apparatus – Mažųjų autobusų "Mercedes Benz Sprinter" elektros atsarginės dalys · UAB "Kauno autobusai" (PV) · 38 days left · 27 Nov 2026](https://tendernation.io/opportunities/01a156a9-6812-7037-8c96-7773bbc7c828/lithuania-electrical-parts-of-machinery-or-apparatus-mazuju-autobusu-merced) [Electrical equipment and apparatus – Fourniture de matériels électriques · Thionville Fensch Agglomération · 28 days left · 17 Nov 2026](https://tendernation.io/opportunities/01a156a9-b078-7155-afab-fd9c6e3d1ff1/france-electrical-equipment-and-apparatus-fourniture-de-materiels-electrique) [Microelectronic machinery and apparatus – Fourniture d’une unité de stockage de plaques nues de 300 mm · Cea/Grenoble · 31 days left · 19 Nov 2026](https://tendernation.io/opportunities/01a156a9-9416-7177-b4e3-65e734181c09/france-microelectronic-machinery-and-apparatus-fourniture-dune-unite-de-sto) [Electronic equipment – Accord-cadre pour la fabrication de centrales domotiques et la fourniture de périphériques de chauffage. · EDF SA · 29 days left · 17 Nov 2026](https://tendernation.io/opportunities/01a156a9-6544-712a-b0bc-bbc66ea2ca17/france-electronic-equipment-accord-cadre-pour-la-fabrication-de-centrales-do)