We are primarily tasked with providing power transmission services, system services and facilitating the energy market. Our core tasks follow from our appointment as grid operator under the Dutch 'Elektriciteitswet' (E-wet) and the German 'Energiewirtschaftsgesetz' (EnWG).
Our key tasks
Innovation
TenneT presents Hub and Spoke concept for large scale wind energy on the North Sea.
Read moreOur grid
TenneT manages the high-voltage grid in the Netherlands and large parts of Germany. TenneT transmits electricity at 110,000 volts (110 kV) and higher. With around 23,500 kilometres of high-voltage lines, we cross borders and connect countries.
Offshore Outlook 2050
Already by 2030, the originally planned capacity of 15 gigawatts of offshore wind energy will increase to 20 GW.
To Offshore Outlook 2050Electricity market
The energy sector is developing rapidly. The process of European market integration began some years ago. Its purpose is to create a single European market that enables market parties to trade gas and electricity across national borders easily and efficiently.
Transparency data
We provide transparency data on our operations on our Dutch and German transparency page and on ENTSO-E.
To transparency pagesE-Insights
Our vision is to be one of the most transparent Transmission System Operators (TSO) in Europe and thereby creating value for society. In this Energy Insights section we present selected energy related topics and show data, information and valuable insights.
Company
TenneT is a leading European electricity transmission system operator (TSO), with activities in the Netherlands and in Germany. We strive to ensure a reliable and uninterrupted supply of electricity in our high-voltage grid for some 42 million people.
We are TenneT
Meet usUrgent Market Messages - Planned Maintenance (NL)
TenneT TSO B.V. publishes on this webpage all necessary information on planned maintenance in its Extra High voltage network and on the interconnections in accordance with national and international requirements i.e. Art. 4.1 of the REMIT legislation.
This page was last modified on October 4, 2021
October 2021
| Element name | Voltage Level | Asset type | Biddingzone | Week 39 | Week 40 | Week 41 | Week 42 | Week 43 | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M | T | W | T | F | S | S | M | T | W | T | F | S | S | M | T | W | T | F | S | S | M | T | W | T | F | S | S | M | T | W | T | F | S | S | ||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | ||||||||
| Diemen - Lelystad White | 380 | Internal Line | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | |||||
| Lelystad - Ens Black | 380 | Internal Line | D | |||||||||||||||||||||||||||||||||||
| Vijfhuizen - Beverwijk White | 380 | Internal Line | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | |||||
| Vijfhuizen - Beverwijk Black | 380 | Internal Line | D/N | D/N | D/N | D/N | D/N | D/N | D/N | |||||||||||||||||||||||||||||
| Geertruidenberg - Eindhoven White | 380 | Internal Line | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | |||||||||||||||||
| Geertruidenberg - Rilland Black | 380 | Internal Line | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | ||||||||||||||||||||||||||||
| Maasbracht - Oberzier White | 380 | Tie Line | DE | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | |||||||||||||
| Maasbracht - van Eyck White (Gramme) | 380 | Tie Line | BE | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | ||||||||||||||||
| Rilland - Zandvliet White | 380 | Tie Line | BE | D/N | ||||||||||||||||||||||||||||||||||
D: Daily (from 07:00 h until 17:00 h) out of service
D/N: Day and Night (from 0:00 h until 24:00 h) out of service
November 2021
| Element name | Voltage level | Asset type | Bidding zone | Week 44 | Week 45 | Week 46 | Week 47 | Week 48 | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M | T | W | T | F | S | S | M | T | W | T | F | S | S | M | T | W | T | F | S | S | M | T | W | T | F | S | S | M | M | W | T | F | S | S | ||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |||||||||
| Diemen - Lelystad White | 380 | Internal line | NL | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | |||||||||||||||||
| Diemen - Lelystad Black | 380 | Internal line | NL | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | |||||||||||||||||||||||
| Lelystad - Ens White | 380 | Internal line | NL | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | ||||||||||||||||||||||||||
| Beverwijk - Oostzaan White | 380 | Internal line | NL | D/N | D/N | |||||||||||||||||||||||||||||||||
| Vijfhuizen - Beverwijk White | 380 | Internal line | NL | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | |||||
| Vijfhuizen - Beverwijk Black | 380 | Internal line | NL | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | |||||||||||||||||||||||||||
| Geertruidenberg - Eindhoven White | 380 | Internal line | NL | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | ||||||||||||||||||||
| Doetinchem - Niederreihn White | 380 | Tie line | NL - DE | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | |||||||||||||||||||||||||||
| Doetinchem - Niederreihn Black | 380 | Tie line | NL - DE | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | ||||||||||||||||||||||||
D: Daily (from 07:00 h until 17:00 h) out of service
D/N: Day and Night (from 0:00 h until 24:00 h) out of service
Related
Services in the Netherlands
We are responsible for managing the transmission grid, connecting electricity producers to the grid, transporting electricity and balancing the electricity supply with demand.
Read more
Services in Germany
TenneT is the driving force behind the Energiewende, the transition to a sustainable energy supply in Germany.
Read more
Security of supply
A secure and continuous supply of electricity is the key objective of our operations.
Read more