# Qualification system for electrotechnical works services in 220/380 kV substations with tenders/ RFQs and execution in English language Open · Tender ## At a glance 50Hertz Transmission GmbH is procuring Electrical installation work (CPV 45310000) in Berlin (DE300), Brandenburg an der Havel, Kreisfreie Stadt (DE401) and Hamburg (DE600). The official notice is published by Bekanntmachungsservice. ### From the notice The following work in the grid area of 50Hertz Transmission GmbH and affiliated companies is to be awarded via the qualification system: \- Electrotechnical planning services \- Material deliveries \- Installations and assembly \- Commissioning \- Dismantling and disposal services Construction services and delivery of large components are provided. Voltage level from 0.4 kV and up to 380 kV. Installation services includes, amongst others: \- Switchgear / bay (line, transformer, choke, coupling, etc.) \- Coupling \- Earthing system, lightning protection \- Auxiliary systems (0.4 kV system, DC voltage system, locking and access system, system and orientation lighting, installation of relay houses) \- Secondary technology (protection technology, control technology, fiber optic infrastructure, communications technology, metering) ## Key facts - Status: Open - Deadline: No deadline in the notice - Buyer: [50Hertz Transmission GmbH](https://inteliwert.com/company/org_FEWPQ85ZQRASEY7CKCWQF4JH0B/50hertz-transmission-gmbh-vertragsschliessende-einheit-auftr), Berlin, DE - Place of performance: Berlin (DE300), Brandenburg an der Havel, Kreisfreie Stadt (DE401), Hamburg (DE600), Landkreis Rostock (DE80K), Dresden, Kreisfreie Stadt (DED21), Magdeburg, Kreisfreie Stadt (DEE03), Erfurt, Kreisfreie Stadt (DEG01), Rostock, Kreisfreie Stadt (DE803) - Main CPV: Electrical installation work (CPV 45310000) - Lots: 1 - First published: 17 July 2026, 10:07 (UTC+02:00) Source: [Official notice](https://oeffentlichevergabe.de/ui/de/notices/99daba21-64ac-4577-9b5a-cf8696cc257d). Each fact is from the official notice, last checked 10 November 2026, 07:31 (UTC+01:00). Fact sheet: [Inteliwert fact sheet: Qualification system for electrotechnical works services in 220/380 kV substations with tenders/ RFQs and execution in English language — 50Hertz Transmission GmbH. A product of Bandpey GmbH.](https://inteliwert.com/cards/opp_4H9RZGFZX1594RZDGADAPCR64X/ntv_S5B7YNZ3V370Z4DVA3GVHK8ETG/en-sheet.png) (PNG, 1600 × 900) ## Lots (1) ### Lot LOT-0000: Qualification system for electrotechnical works services in 220/380 kV substations with tenders/ RFQs and execution in English language The following work in the grid area of 50Hertz Transmission GmbH and affiliated companies is to be awarded via the qualification system: \- Electrotechnical planning services \- Material deliveries \- Installations and assembly \- Commissioning \- Dismantling and disposal services Construction services and delivery of large components are provided. Voltage level from 0.4 kV and up to 380 kV. Installation services includes, amongst others: \- Switchgear / bay (line, transformer, choke, coupling, etc.) \- Coupling \- Earthing system, lightning protection \- Auxiliary systems (0.4 kV system, DC voltage system, locking and access system, system and orientation lighting, installation of relay houses) \- Secondary technology (protection technology, control technology, fiber optic infrastructure, communications technology, metering) - CPV: Electrical installation work (CPV 45310000), Electricity supply installations (CPV 45315300), Electrical installation work of electrical distribution apparatus (CPV 45317300), Electrical installation work of transformers (CPV 45317200), Other electrical installation work (CPV 45317000), Switching station installation work (CPV 45315700), High voltage installation work (CPV 45315400), Electrical engineering installation works (CPV 45315100) - Place: Berlin (DE300), Brandenburg an der Havel, Kreisfreie Stadt (DE401), Hamburg (DE600), Rostock, Kreisfreie Stadt (DE803), Dresden, Kreisfreie Stadt (DED21), Magdeburg, Kreisfreie Stadt (DEE03), Erfurt, Kreisfreie Stadt (DEG01) ## Timeline - 17 July 2026, 10:07 (UTC+02:00): Original notice, Notice, version 01 (Notice on the existence of a qualification system), [Official notice](https://oeffentlichevergabe.de/ui/de/notices/99daba21-64ac-4577-9b5a-cf8696cc257d) ## Classification - CPV codes: Electrical installation work (CPV 45310000); Electricity supply installations (CPV 45315300); Electrical installation work of electrical distribution apparatus (CPV 45317300); Electrical installation work of transformers (CPV 45317200); Other electrical installation work (CPV 45317000); Switching station installation work (CPV 45315700); High voltage installation work (CPV 45315400); Electrical engineering installation works (CPV 45315100) - NUTS regions: Berlin (DE300); Brandenburg an der Havel, Kreisfreie Stadt (DE401); Hamburg (DE600); Landkreis Rostock (DE80K); Dresden, Kreisfreie Stadt (DED21); Magdeburg, Kreisfreie Stadt (DEE03); Erfurt, Kreisfreie Stadt (DEG01); Rostock, Kreisfreie Stadt (DE803) ## Official documents No documents found in the indexed notice. ## Questions and answers ### Who is the buyer? 50Hertz Transmission GmbH, Berlin, DE. ### What is being procured (CPV)? Electrical installation work (CPV 45310000), Electricity supply installations (CPV 45315300), Electrical installation work of electrical distribution apparatus (CPV 45317300), Electrical installation work of transformers (CPV 45317200), Other electrical installation work (CPV 45317000), Switching station installation work (CPV 45315700), High voltage installation work (CPV 45315400) and Electrical engineering installation works (CPV 45315100). ### Where is the work performed (NUTS)? Berlin (DE300), Brandenburg an der Havel, Kreisfreie Stadt (DE401), Hamburg (DE600), Landkreis Rostock (DE80K), Dresden, Kreisfreie Stadt (DED21), Magdeburg, Kreisfreie Stadt (DEE03), Erfurt, Kreisfreie Stadt (DEG01) and Rostock, Kreisfreie Stadt (DE803). ### Is it divided into lots? No, the notice names a single lot. ### How do I submit a bid? On the official notice or the portal it names. Inteliwert does not submit bids. [Official notice](https://oeffentlichevergabe.de/ui/de/notices/99daba21-64ac-4577-9b5a-cf8696cc257d) ### Am I eligible? Inteliwert does not judge eligibility. The selection criteria are in the official notice. [Official notice](https://oeffentlichevergabe.de/ui/de/notices/99daba21-64ac-4577-9b5a-cf8696cc257d) ## More from this buyer Other published opportunities of this buyer in the indexed notices, open ones first. - [Ersatzneubau Umspannwerk UW Reuter](https://inteliwert.com/tender/opp_5YH262V7V57026NHCB135JXFYS/ersatzneubau-umspannwerk-uw-reuter) Open · Buyer: 50Hertz Transmission GmbH · Place: DE300 (Berlin) · [Official notice](https://ted.europa.eu/de/notice/-/detail/771477-2026), Last checked 7 Nov 2026, 07:11 (UTC+01:00) - [Sicherheitsdienstleistungen im Projekt SüdOstLink](https://inteliwert.com/tender/opp_B6Y11QNBWV9S1QN9JCY7ZR1HDD/sicherheitsdienstleistungen-im-projekt-suedostlink) Open · Buyer: 50Hertz Transmission GmbH · Place: DED52 (Sachsen) · Deadline: 16 Nov 2026, 16:00 (UTC+01:00) · Published value: €5,000,000 excl. 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Inteliwert shows what the notice states and links to it. --- Page: https://inteliwert.com/tender/opp_4H9RZGFZX1594RZDGADAPCR64X/qualification-system-for-electrotechnical-works-services-in-220-380-kv-substatio Inteliwert is a product of Bandpey GmbH, an international data and AI software company in Munich, Germany, founded and led by Roozbeh Bandpey. Bandpey's products: Facthory, Emolysis, Copolly and Inteliwert. Inteliwert on LinkedIn: https://www.linkedin.com/company/intelliwert, GitHub: https://github.com/inteliwertai.