Commission Regulation (EU) 2017/1485Show full title

TITLE 2 DATA EXCHANGE

CHAPTER 1 General requirements on data exchange

Article 40 Organisation, roles, responsibilities and quality of data exchange

1. The exchange and provision of data and information pursuant to this Title shall reflect, to the extent possible, the real and forecasted situation of the transmission system.

2. Each TSO shall be responsible for providing and using high quality data and information.

3. Each TSO shall gather the following information about its observability area and shall exchange this data with all other TSOs to the extent that it is necessary for carrying out the operational security analysis in accordance with Article 72:

(a) generation;

(b) consumption;

(c) schedules;

(d) balance positions;

(e) planned outages and substation topologies; and

(f) forecasts.

4. Each TSO shall represent the information in paragraph (3) as injections and withdrawals at each node of the TSO's individual grid model referred to in Article 64.

5. In coordination with the DSOs and SGUs, each TSO shall determine the applicability and scope of the data exchange based on the following categories:

(a) structural data in accordance with Article 48;

(b) scheduling and forecast data in accordance with Article 49;

(c) real-time data in accordance with Articles 44, 47 and 50; and

(d) provisions in accordance with Articles 51, 52 and 53.

6. By 6 months after entry into force of this Regulation, all TSOs shall jointly agree on key organisational requirements, roles and responsibilities in relation to data exchange. Those organisational requirements, roles and responsibilities shall take into account and complement where necessary the operational conditions of the generation and load data methodology developed in accordance with Article 16 of Regulation (EU) 2015/1222. They shall apply to all data exchange provisions in this Title and shall include organisational requirements, roles and responsibilities for the following elements:

(a) obligations for TSOs to communicate without delay to all neighbouring TSOs any changes in the protection settings, thermal limits and technical capacities at the interconnectors between their control areas;

(b) obligations for DSOs directly connected to the transmission system to inform the TSOs they are connected to, within the agreed timescales, of any changes in the data and information pursuant to this Title;

(c) obligations for the adjacent DSOs and/or between the downstream DSO and upstream DSO to inform each other within agreed timescales of any changes in the data and information pursuant to this Title;

(d) obligations for SGUs to inform their TSO or DSO, within agreed timescales, about any relevant changes in the data and information established pursuant to this Title;

(e) detailed contents of the data and information established pursuant to this Title, including main principles, type of data, communication means, format and standards to be applied, timing and responsibilities;

(f) the time stamping and frequency of delivery of the data and information to be provided by DSOs and SGUs, to be used by TSOs in the different timescales. The frequency of information exchanges for real-time data, scheduled data and update of structural data shall be defined; and

(g) the format for the reporting of the data and information established pursuant to this Title.

The organisational requirements, roles and responsibilities shall be published by ENTSO for Electricity.

7. By 18 months after entry into force of this Regulation, each TSO shall agree with the relevant DSOs on effective, efficient and proportional processes for providing and managing data exchanges between them, including, where required for efficient network operation, the provision of data related to distribution systems and SGUs. Without prejudice to the provisions of paragraph 6(g), each TSO shall agree with the relevant DSOs on the format for the data exchange.

8. Transmission-connected SGUs shall have access to the data related to their commissioned network installations at the connection point.

9. Each TSO shall agree with the transmission-connected DSOs on the scope of additional information to be exchanged between them concerning commissioned network installations.

10. DSOs with a connection point to a transmission system shall be entitled to receive the relevant structural, scheduled and real-time information from the relevant TSOs and to gather the relevant structural, scheduled and real-time information from the neighbouring DSOs. Neighbouring DSOs shall determine, in a coordinated manner, the scope of information that may be exchanged.

CHAPTER 2 Data exchange between TSOs

Article 41 Structural and forecast data exchange

1. Neighbouring TSOs shall exchange at least the following structural information related to the observability area:

(a) the regular topology of substations and other relevant data, by voltage level;

(b) technical data on transmission lines;

(c) technical data on transformers connecting the DSOs, SGUs which are demand facilities and generators' block-transformers of SGUs which are power generating facilities;

(d) the maximum and minimum active and reactive power of SGUs which are power generating modules;

(e) technical data on phase-shifting transformers;

(f) technical data on HVDC systems;

(g) technical data on reactors, capacitors and static volt-ampere reactive (VAR) compensators; and

(h) operational security limits defined by each TSO according to Article 25.

2. To coordinate the protection of their transmission systems, neighbouring TSOs shall exchange the protection setpoints of the lines for which the contingencies are included as external contingencies in their contingency lists.

3. To coordinate their operational security analysis and to establish the common grid model in accordance with Articles 67, 68, 69 and 70, each TSO shall exchange, with at least all other TSOs from the same synchronous area, at least the following data:

(a) the topology of the 220 kV and higher voltage transmission systems within its control area;

(b) a model or an equivalent of the transmission system with voltage below 220 kV with significant impact on its own transmission system;

(c) the thermal limits of the transmission system elements; and

(d) a realistic and accurate forecasted aggregate amount of injection and withdrawal, per primary energy source, at each node of the transmission system, for different time-frames.

4. To coordinate the dynamic stability assessments pursuant to Article 38(2) and (4), and to carry them out, each TSO shall exchange with the other TSOs of the same synchronous area or of its relevant part the following data:

(a) data concerning SGUs which are power generating modules relating to, but not limited to:

(i)

electrical parameters of the alternator suitable for the dynamic stability assessment, including total inertia;

(ii)

protection models;

(iii)

alternator and prime mover;

(iv)

step-up transformer description;

(v)

minimum and maximum reactive power;

(vi)

voltage models and speed controller models; and

(vii)

prime movers models and excitation system models suitable for large disturbances;

(b) the data on type of regulation and voltage regulation range concerning tap changers, including the description of existing on-load tap changers, and the data on type of regulation and voltage regulation range concerning step-up and network transformers; and

(c) the data concerning HVDC systems and FACTS devices on the dynamic models of the system or the device and its associated regulation suitable for large disturbances.

Article 42 Real-time data exchange

1. In accordance with Articles 18 and 19, each TSO shall exchange with the other TSOs of the same synchronous area the following data on the system state of its transmission system using the IT tool for real-time data exchange at pan-European level as provided by ENTSO for Electricity:

(a) frequency;

(b) frequency restoration control error;

(c) measured active power interchanges between LFC areas;

(d) aggregated generation infeed;

(e) system state in accordance with Article 18;

(f) setpoint of the load-frequency controller; and

(g) power interexchange via virtual tie-lines.

2. Each TSO shall exchange with the other TSOs in its observability area the following data about its transmission system using real-time data exchanges between the TSOs' supervisory control and data acquisition (SCADA) systems and energy management systems:

(a) actual substation topology;

(b) active and reactive power in line bay, including transmission, distribution and lines connecting SGUs;

(c) active and reactive power in transformer bay, including transmission, distribution and SGUs connecting transformers;

(d) active and reactive power in power generating facility bay;

(e) regulating positions of transformers, including phase-shifting transformers;

(f) measured or estimated busbar voltage;

(g) reactive power in reactor and capacitor bay or from a static VAR compensator; and

(h) restrictions on active and reactive power supply capabilities with respect to the observability area.

3. Each TSO shall have the right to request all TSOs from its observability area to provide real-time snapshots of state estimated data from that TSO's control area if that is relevant for the operational security of the transmission system of the requesting TSO.

CHAPTER 3 Data exchange between TSOs and DSOs within the TSO's control area

Article 43 Structural data exchange

1. Each TSO shall determine the observability area of the transmission-connected distribution systems which is needed for the TSO to determine the system state accurately and efficiently, based on the methodology developed in accordance with Article 75.

2. If a TSO considers that a non-transmission-connected distribution system has a significant influence in terms of voltage, power flows or other electrical parameters for the representation of the transmission system's behaviour, such distribution system shall be defined by the TSO as being part of the observability area in accordance with Article 75.

3. The structural information related to the observability area referred to in paragraphs 1 and 2 provided by each DSO to the TSO shall include at least:

(a) substations by voltage;

(b) lines that connect the substations referred to in point (a);

(c) transformers from the substations referred to in point (a);

(d) SGUs; and

(e) reactors and capacitors connected to the substations referred to in point (a).

4. Each transmission-connected DSO shall provide the TSO with an update of the structural information in accordance with paragraph 3 at least every 6 months.

5. At least once a year, each transmission-connected DSO shall provide the TSO, per primary energy sources, the total aggregated generating capacity of the type A power generating modules subject to requirements of Regulation (EU) 2016/631 and the best possible estimates of generating capacity of type A power generating modules not subject to or derogated from Regulation (EU) 2016/631, connected to its distribution system, and the related information concerning their frequency behaviour.

Article 44 Real-time data exchange

Unless otherwise provided by the TSO, each DSO shall provide its TSO, in real-time, the information related to the observability area of the TSO as referred to in Article 43(1) and (2), including:

(a)

the actual substation topology;

(b)

the active and reactive power in line bay;

(c)

the active and reactive power in transformer bay;

(d)

the active and reactive power injection in power generating facility bay;

(e)

the tap positions of transformers connected to the transmission system;

(f)

the busbar voltages;

(g)

the reactive power in reactor and capacitor bay;

(h)

the best available data for aggregated generation per primary energy source in the DSO area; and

(i)

the best available data for aggregated demand in the DSO area.

CHAPTER 4 Data exchange between TSOs, owners of interconnectors or other lines and power generating modules connected to the transmission system

Article 45 Structural data exchange

1. Each SGU which is a power generating facility owner of a type D power generating module connected to the transmission system shall provide the TSO with at least the following data:

(a) general data of the power generating module, including installed capacity and primary energy source;

(b) turbine and power generating facility data including time for cold and warm start;

(c) data for short-circuit current calculation;

(d) power generating facility transformer data;

(e) FCR data of power generating modules offering or providing that service, in accordance with Article 154;

(f) FRR data of power generating modules offering or providing that service, in accordance with Article 158;

(g) RR data of power generating modules that offer or provide that service in accordance with Article 161;

(h) data necessary for restoration of the transmission system;

(i) data and models necessary for performing dynamic simulation;

(j) protection data;

(k) data necessary for determining the costs of remedial actions in accordance with Article 78(1)(b); where a TSO makes use of market based mechanisms in line with Article 4(2)(d), the provision of prices to be paid by the TSO shall be considered sufficient;

(l) voltage and reactive power control capability.

2. Each SGU which is a power generating facility owner of a type B or a type C power generating module connected to the transmission system shall provide the TSO with at least the following data:

(a) general data of the power generating module, including installed capacity and primary energy source;

(b) data for short-circuit current calculation;

(c) FCR data according to the definition and requirements of the Article 173 for power generating modules offering or providing that service;

(d) FRR data for power generating modules that offer or provide that service;

(e) RR data for power generating modules that offer or provide that service;

(f) protection data;

(g) reactive power control capability;

(h) data necessary for determining the costs of remedial actions in accordance with Article 78(1)(b); where a TSO makes use of market based mechanisms in line with Article 4(2)(d), the provision of prices to be paid by the TSO shall be considered sufficient;

(i) data necessary for performing dynamic stability assessment according to Article 38.

3. A TSO may request the power generating facility owner of a power generating module connected to the transmission system to provide further data where appropriate for operational security analysis in accordance with Title 2 of Part III.

4. Each HVDC system owner or interconnector owner shall provide the TSO with the following data regarding the HVDC system or interconnector:

(a) nameplate data of the installation;

(b) transformers data;

(c) data on filters and filter banks;

(d) reactive power compensation data;

(e) active power control capability;

(f) reactive power and voltage control capability;

(g) active or reactive operational mode prioritization, if existing;

(h) frequency response capability;

(i) dynamic models for dynamic simulation;

(j) protection data; and

(k) fault-ride-through capability.

5. Each AC interconnector owner shall provide the TSO with at least the following data:

(a) nameplate data of the installation;

(b) electrical parameters;

(c) associated protections.

Article 46 Scheduled data exchange

1. Each SGU which is a power generating facility owner of a type B, C or D power generating module connected to the transmission system shall provide the TSO with at least the following data:

(a) active power output and active power reserves amount and availability, on a day-ahead and intra-day basis;

(b) without any delay, any scheduled unavailability or active power restriction;

(c) any forecasted restriction in the reactive power control capability; and

(d) as an exception to points (a) and (b), in regions with a central dispatch system, data requested by the TSO for the preparation of its active power output schedule.

2. Each HVDC system operator shall provide the TSOs with at least the following data:

(a) active power schedule and availability on a day-ahead and intra-day basis;

(b) without delay its scheduled unavailability or active power restriction; and

(c) any forecast restriction in the reactive power or voltage control capability.

3. Each AC interconnector or line operator shall provide its scheduled unavailability or active power restriction data to the TSOs.

Article 47 Real-time data exchange

1. Unless otherwise provided by the TSO, each significant grid user which is a power generating facility owner of type B, C or D power generating module shall provide the TSO, in real-time, at least the following data:

(a) position of the circuit breakers at the connection point or another point of interaction agreed with the TSO;

(b) active and reactive power at the connection point or another point of interaction agreed with the TSO; and

(c) in the case of power generating facility with consumption other than auxiliary consumption net active and reactive power.

2. Unless otherwise provided by the TSO, each HVDC system or AC interconnector owner shall provide, in real-time, at least the following data regarding the connection point of the HVDC system or AC interconnector to the TSOs:

(a) position of the circuit breakers;

(b) operational status; and

(c) active and reactive power.

CHAPTER 5 Data exchange between TSOs, DSOs and distribution-connected power generating modules

Article 48 Structural data exchange

1. Unless otherwise provided by the TSO, each power generating facility owner of a power generating module which is a SGU pursuant to Article 2(1)(a) and by aggregation of the SGUs pursuant to Article 2(1)(e) connected to the distribution system shall provide at least the following data to the TSO and to the DSO to which it has a connection point:

(a) general data of the power generating module, including installed capacity and primary energy source or fuel type;

(b) FCR data according to the definition and requirements of Article 173 for power generating facilities offering or providing the FCR service;

(c) FRR data for power generating facilities offering or providing the FRR service;

(d) RR data for power generating modules offering or providing the RR service;

(e) protection data;

(f) reactive power control capability;

(g) capability of remote access to the circuit breaker;

(h) data necessary for performing dynamic simulation according to the provisions in Regulation (EU) 2016/631; and

(i) voltage level and location of each power generating module.

2. Each power generating facility owner of a power generating module which is a SGU in accordance with Article 2(1)(a) and (e) shall inform the TSO and the DSO to which it has a connection point, within the agreed time and not later than the first commissioning or any changes to the existing installation, about any change in the scope and the contents of the data listed in paragraph 1.

Article 49 Scheduled data exchange

Unless otherwise provided by the TSO, each power generating facility owner of a power generating module which is a SGU in accordance with Article 2(1)(a) and 2(1)(e) connected to the distribution system shall provide the TSO and the DSO to which it has the connection point, with at least the following data:

(a)

its scheduled unavailability, scheduled active power restriction and its forecasted scheduled active power output at the connection point;

(b)

any forecasted restriction in the reactive power control capability; and

(c)

as an exception to paragraphs (a) and (b), in regions with a central dispatch system, data requested by the TSO for the preparation of its active power output schedule.

Article 50 Real-time data exchange

1. Unless otherwise provided by the TSO, each power generating facility owner of a power generating module which is a SGU in accordance with Article 2(1)(a) and (e) connected to the distribution system shall provide the TSO and the DSO to which it has the connection point, in real-time, at least the following data:

(a) status of the switching devices and circuit breakers at the connection point; and

(b) active and reactive power flows, current, and voltage at the connection point.

2. Each TSO shall define in coordination with the responsible DSOs which SGUs may be exempted from providing the real-time data listed in paragraph 1 directly to the TSO. In such cases, the responsible TSOs and DSOs shall agree on the aggregated real-time data of the SGUs concerned to be delivered to the TSO.

Article 51 Data exchange between TSOs and DSOs concerning significant power generating modules

1. Unless otherwise provided by the TSO, each DSO shall provide to its TSO the information specified in Articles 48, 49 and 50 with the frequency and level of detail requested by the TSO.

2. Each TSO shall make available to the DSO, to whose distribution system SGUs are connected, the information specified in Articles 48, 49 and 50 as requested by the DSO.

3. A TSO may request further data from a power generating facility owner of a power generating module which is a SGU in accordance with Article 2(1)(a) and (e) connected to the distribution system, if it is necessary for the operational security analysis and for the validation of models.

CHAPTER 6 Data exchange between TSOs and demand facilities

Article 52 Data exchange between TSOs and transmission-connected demand facilities

1. Unless otherwise provided by the TSO, each transmission-connected demand facility owner shall provide the following structural data to the TSO:

(a) electrical data of the transformers connected to the transmission system;

(b) characteristics of the load of the demand facility; and

(c) characteristics of the reactive power control.

2. Unless otherwise provided by the TSO, each transmission-connected demand facility owner shall provide the following data to the TSO:

(a) scheduled active and forecasted reactive power consumption on a day-ahead and intraday basis, including any changes of those schedules or forecast;

(b) any forecasted restriction in the reactive power control capability;

(c) in case of participation in demand response, a schedule of its structural minimum and maximum power range to be curtailed; and

(d) by exception to point (a), in regions with a central dispatch system, the data requested by the TSO for the preparation of its active power output schedule.

3. Unless otherwise provided by the TSO, each transmission-connected demand facility owner shall provide the following data to the TSO in real-time:

(a) active and reactive power at the connection point; and

(b) the minimum and maximum power range to be curtailed.

4. Each transmission-connected demand facility owner shall describe to its TSO its behaviour at the voltage ranges referred to in Article 27.

Article 53 Data exchange between TSOs and distribution-connected demand facilities or third parties participating in demand response

1. Unless otherwise provided by the TSO, each SGU which is a distribution-connected demand facility and which participates in demand response other than through a third party shall provide the following scheduled and real-time data to the TSO and to the DSO:

(a) structural minimum and maximum active power available for demand response and the maximum and minimum duration of any potential usage of this power for demand response;

(b) a forecast of unrestricted active power available for demand response and any planned demand response;

(c) real-time active and reactive power at the connection point; and

(d) a confirmation that the estimations of the actual values of demand response are applied.

2. Unless otherwise provided by the TSO, each SGU which is a third party participating in demand response as defined in Article 27 of Regulation (EU) 2016/1388, shall provide the TSO and the DSO at the day-ahead and close to real-time and on behalf of all of its distribution-connected demand facilities, with the following data:

(a) structural minimum and maximum active power available for demand response and the maximum and minimum duration of any potential activation of demand response in a specific geographical area defined by the TSO and DSO;

(b) a forecast of unrestricted active power available for the demand response and any planned level of demand response in a specific geographical area defined by the TSO and DSO;

(c) real-time active and reactive power; and

(d) a confirmation that the estimations of the actual values of demand response are applied.