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 January 7, 2022
January 2022
| Element name | Voltage Level | Asset Type | Bidding zone | Week 52 | Week 1 | Week 2 | Week 3 | Week 4 | Week 5 | ||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 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 Black | 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 | ||||||||||||
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
February 2022
| Element name | Voltage Level | Asset Type | Bidding zone | Week 5 | Week 6 | Week 7 | Week 8 | Week 9 | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | |||||||||||
| Ens - Zwolle White | 380 | Internal Line | NL | D | D | D | D | D | ||||||||||||||||||||||||||||||
| Ens - Zwolle Black | 380 | Internal Line | NL | D | D | D | D | D | ||||||||||||||||||||||||||||||
| 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 | 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 | |||||||
| Krimpen a/d IJssel - Bleiswijk White | 380 | Internal Line | NL | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | D/N | ||||||||||||||||||||||||||
| Krimpen a/d IJssel - Bleiswijk Black | 380 | Internal Line | NL | 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