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Comply with Fluvius’ Telecontrole requirements for energy assets

For any new or modified grid connection with a capacity of 1 MVA or more, the Flemish grid operator Fluvius requires a system for “precision regulation” (fine-tuned active power control). This system, known as Telecontrole, allows Fluvius to remotely monitor and control the power injected into the grid.

This measure is essential for managing grid stability in real-time. As more renewable energy sources connect to the grid, Telecontrole provides a necessary tool for Fluvius to prevent local grid congestion by remotely adjusting the output of large installations.

What is Telecontrole?

Telecontrole is Fluvius’ system for the precision regulation of large, decentralized energy resources. It is mandatory for any new or modified grid connection with a production capacity of 1 MVA or more.

Its primary function is to allow the grid operator to safeguard the network by sending a single, site-wide setpoint to your installation, for example, instructing it to reduce its total active power output.

This is achieved through a secure, direct link between your installation and Fluvius’ control system. Discover the legal framework, advantages, technical design, and the equipment you need to comply.

Regulatory framework

The requirement for Telecontrole stems from European legislation, specifically the Commission Regulation (EU) 2016/631, known as the Requirements for Generators (RfG). This regulation aims to create a harmonized set of rules for grid connection across the European Union.

In the RfG, the Article 14.2(b) addressing Type B units (1 to 50MW capacity) specifies that grid operators can require an interface to remotely control these units’ output in case of serious grid instability. The grid operators must specify its requirements.

In Flanders, the technical implementation is detailed in specifications from Fluvius and Synergrid, the federation of Belgian grid operators. For direct customers with installations of 1 MVA or more, compliance is mandatory.

See Fluvius’ requirements.

What are the benefits?

The mandatory implementation of Telecontrole is a direct response to the challenges of integrating a growing number of renewable energy sources. Grid congestion and balancing supply with demand are major challenges across Europe.

For asset owners, compliance is a prerequisite to get your project connected to the grid. By installing the right equipment, you ensure your large-scale renewable projects can be connected to the grid. This allows your assets to become active participants in a more stable and efficient energy system.

Technical design requirements

The Telecontrole setup involves a clear division of responsibilities between you, the asset owner, and Fluvius. The system consists of two main components:

1. The Telecontrolekast (TCK): This telecontrol cabinet is supplied by Fluvius and installed at your site. It contains the grid operator’s own Remote Terminal Unit (RTU) and modem, which communicates directly with their central SCADA system.

2. The Klant RTU (Customer RTU): You, the asset owner, are responsible for installing your own asset controller, referred to as the “Klant RTU” or “DER RTU”. This unit serves as the crucial link between the Fluvius TCK and your on-site energy assets (inverters, turbines, batteries).

The connection between your controller and the Fluvius TCK uses a standard, shielded Ethernet connection and communicates via the IEC 60870-5-104 protocol.

Your controller’s main task is to interpret the single, site-wide setpoint from Fluvius and intelligently distribute it among your individual assets.

Click on the (simplified) diagram to enlarge it.

Get your compliant equipment: the Teleport Gateway

As an asset owner, you are required to install a reliable and compliant “Klant RTU”. The Teleport Gateway is designed specifically for this role. We have extensive experience with these types of grid operator requirements, as the Teleport is also the leading certified solution for the Realtime Interface (RTI) in the Netherlands.

The Teleport is a brand-independent asset controller that meets all technical requirements from Fluvius for Telecontrole. It ensures seamless communication with the Fluvius TCK using the IEC 60870-5-104 protocol and intelligently translates control signals for your entire portfolio of assets.

More than just a compliance device, the Teleport is also an independent, local Energy Management System (EMS) that puts you in control.

• Simplify complex sites: The Teleport manages hybrid sites and multiple assets effortlessly, optimizing their combined output while always respecting grid limits.

• Future-proof your operations: The Teleport is designed with cybersecurity at its core (ISO 27001 certified, fully encrypted communications, and outbound-only connections) and receives continuous updates to keep pace with evolving regulations and security standards.

• Unlock new revenue: Beyond satisfying grid operator requirements, the Teleport provides the secure API your trading partner needs to capture value from energy and flexibility markets.

Discover the Teleport, your compliant asset controller.

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How do I get started?

If your installation is 1 MVA or larger, here’s how you can get started:

01. Share your project details

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Contact us with the technical specifications of your project (>1 MVA). We’ll confirm compatibility, discuss your specific goals, and provide a clear quote.

02. Install your Teleport

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We ship your pre-configured Teleport Gateway to your site. Your installer connects it to your energy assets and wires it to the Fluvius Telecontrole cabinet.

03. Schedule the commissioning with Fluvius

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Once all equipment is installed, Fluvius performs an on-site commissioning (“inbedrijfstelling”) to test the entire communication chain.

Our technical team will be available remotely to support your team during the tests, ensuring that communication between the Teleport and the Fluvius system is established correctly and that the on-site validation is successful.

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Frequently Asked Questions (FAQ)

What is the main purpose of Fluvius Telecontrole?

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Its main purpose is to allow Fluvius to manage grid stability by remotely controlling the power output of large energy installations (>1 MVA) connected to its network. This “precision regulation” is essential to prevent grid congestion and ensure a reliable power supply.

Who is responsible for supplying and maintaining the equipment?

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Fluvius supplies and maintains the main Telecontrolekast (TCK). You, as the asset owner, are responsible for supplying, installing, and maintaining your own controller — the Klant RTU. The Teleport Gateway is designed to be a robust and reliable Klant RTU.

What are the equipment requirements in terms of connectivity?

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Your Klant RTU must connect to the Fluvius TCK via a shielded Ethernet cable. The communication must use the IEC 60870-5-104 protocol. The Teleport is fully compatible with this standard.

Is a specific certification required to connect?

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There is no generic, pre-certified label. Compliance is verified on a per-project basis through an on-site commissioning and testing process conducted by Fluvius. They check the interfaces and the correct response of your installation to their signals.

Why use the Teleport instead of a standard PLC from another vendor?

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A standard PLC only solves part of the problem. While it may speak the right protocol, you would still face the significant challenge of integrating and programming it to control your specific energy assets. The Teleport solves this by including a vast library of 450+ asset connectors and the necessary local control logic out of the box, saving you considerable engineering time and cost.

What happens if communication is lost?

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In the event of a communication interruption, your installation should continue to operate according to the last settings received before the interruption. The Teleport is designed to handle this securely. In some cases, a failsafe of opening the disconnect switch is required if communication is lost.

See more

Start the conversation today and become compliant:

If you have a question, wish to discuss your project needs, or get started with the Teleport, please fill the form below.

Or directly contact our expert:

Maarten Vyncke

maarten.vyncke@withthegrid.com

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