Our key tasks

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).

 

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Innovation

TenneT presents Hub and Spoke concept for large scale wind energy on the North Sea.

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Our 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 over 22,000 kilometres of high-voltage lines, we cross borders and connect countries.

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Grid maps

Maps of our onshore and offshore high-voltage grid.

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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.

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Transparency data

We provide transparency data on our operations on our Dutch and German transparency page and on ENTSO-E. 

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Balance groups

The energy-related processing of the trading, distribution and grid activities is performed via a balance group.

Balancing group contract

Balance groups are virtual energy quantity accounts in order to balance all the actual supplies and withdrawals (physical grid connections) and energy flows between the balancing groups (commercial transactions) within a control area. 

Status balance groups (486 KB, xls, 06/30/2017)

A current list of all Balance Responsible Parties and their balance groups in control area of TenneT TSO GmbH is available for download here (German).

Status balance groups Download Download