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 23,000 kilometres of high-voltage lines, we cross borders and connect countries.
Electricity 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 41 million people.
We are TenneT
Meet us
Urgent 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 February 5th, 2020
February 2020
| Element name | 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 | 29 | |||||||
| Lelystad - Ens Black | 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 | ||||||
| Doetinchem - Niederreihn 380 Black | D/N | D/N | D/N | D/N | D/N | D/N | D/N | ||||||||||||||||||||||||||||
| Doetinchem - Niederreihn 380 White | 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
March 2020
| Element name | Week 9 | Week 10 | Week 11 | Week 12 | Week 13 | Week 14 | ||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | ||||||||||||
| Lelystad - Ens Black | 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 | |||||||||||
| Meeden - Diele 380 Black | 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 | |||||||||||||||||||
| Maasbracht - Oberzier 380 White | D | |||||||||||||||||||||||||||||||||||||||||
| Maasbracht - Siersdorf 380 Black | D | |||||||||||||||||||||||||||||||||||||||||
| Geertruidenberg - Eindhoven 380 Grey | 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
April 2020
| Element name | Week 14 | Week 15 | Week 16 | Week 17 | Week 18 | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | ||||||
| Meeden - Diele 380 White | D/N | D/N | D/N | D/N | D/N | ||||||||||||||||||||||||||||||
| Meeden - Diele 380 Black | D/N | D/N | D/N | D | D | ||||||||||||||||||||||||||||||
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
May 2020
| Element name | Week 18 | Week 19 | Week 20 | Week 21 | Week 22 | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | |||||
| Meeden - Diele 380 White | 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 | ||||||||||||||
| Meeden - Diele 380 Black | D | D | |||||||||||||||||||||||||||||||||
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
June 2020
| Element name | Week 23 | Week 24 | Week 25 | Week 26 | Week 27 | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | ||||||
| Meeden - Dielen 380 White | 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
July 2020
| Element name | Week 27 | Week 28 | Week 29 | Week 30 | Week 31 | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | |||||
| Hengelo - Gronau 380 White | 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
August 2020
| Element name | Week 31 | Week 32 | Week 33 | Week 34 | Week 35 | Week 36 | ||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | ||||||||||||
| Hengelo - Gronau 380 Black | 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
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