EN 62325-451-3:2014/A1:2017

Framework for energy market communications - Part 451-3: Transmission capacity allocation business process (explicit or implicit auction) and contextual models for European market

Kommunikation im Energiemarkt - Teil 451-3: Geschäftsprozess für die Übertragungskapazitäts-Zuteilung (explizite oder implizite Auktion) und kontextbezogene Modelle für den europäischen Markt

Cadre pour les communications pour le marché de l'énergie - Partie 451-3: Processus métier d'attribution de la capacité de transport (vente aux enchères explicite ou implicite) et modèles contextuels pour le marché européen

Okvir za komunikacije na trgu z električno energijo - 451-3. del: Proces dodeljevanja čezmejnih prenosnih zmogljivosti (eksplicitne ali implicitne avkcije) in kontekstualni modeli za evropski trg - Dopolnilo A1

General Information

• Status: Published
• Publication Date: 13-Jul-2017
• Withdrawal Date: 08-Jun-2020
• ICS: 33.200 - Telecontrol. Telemetering
• Technical Committee: CLC/TC 57 - Power systems management and associated information exchange
• Drafting Committee: IEC/TC 57 - IEC_TC_57
• Current Stage: 6060 - Document made available - Publishing
• Start Date: 14-Jul-2017
• Completion Date: 14-Jul-2017
• Mandate: M/490 - Standardisation mandate to the European Standardisation Organisations (ESOs) to support European Smart Grid deployment
• Ref Project: SIST EN 62325-451-3:2014/A1:2017 - Framework for energy market communications - Part 451-3: Transmission capacity allocation business process (explicit or implicit auction) and contextual models for European market

Relations

• Amends: EN 62325-451-3:2014 - Framework for energy market communications - Part 451-3: Transmission capacity allocation business process (explicit or implicit auction) and contextual models for European market
• Effective Date: 02-Aug-2016

Overview

EN 62325-451-3:2014/A1:2017 (adoption of IEC 62325-451-3:2014/A1:2017) is a Europe-focused amendment to the IEC framework for energy market communications. It defines the transmission capacity allocation business process - covering both explicit and implicit auction mechanisms - and provides updated contextual and assembly models (market document structures) to support interoperable message exchange across European electricity markets.

Key topics and technical content

• Transmission capacity allocation: Models and message structures for allocating cross‑area transmission rights by auction (explicit or implicit).
• Capacity auction specification: A dedicated MarketDocument type (CapacityAuctionSpecification_MarketDocument) to publish auction parameters such as auction type, allocation mode, bidding periods, payment terms and curve/time series definitions.
• Capacity documents and rights: Capacity_MarketDocument, Rights_MarketDocument, schedule and resale information, and handling of already allocated capacity and capacity for resale (including UIOSI/UIOLI concepts referenced).
• Contextual and assembly models: UML-like contextual models and assembly models defining attributes and associations for auction/time‑series, periods, units and currencies.
• RegisteredResource addition: Amendment A1 introduces a RegisteredResource class (examples: generating unit, load, non‑physical resources) with attribute mRID (ResourceID_String) and associations such as ConnectingLine_RegisteredResource to identify sets of lines connecting areas for which rights apply.
• Domain and area mapping: In/out domain (AreaID), delivery periods, and linkage between time series and registered resources to describe transmission capacity across borders.
• Message metadata: Standardized fields for sender/receiver, market role, process type, createdDateTime and revision numbers to support traceability and versioning.

Practical applications

• Implementing interoperable auction publication and bid processing systems between TSOs, capacity traders and market operators.
• Defining the XML/ESMP‑based message schemas used by software vendors and integration platforms to exchange capacity auction specifications, capacity allocations and resales.
• Supporting cross‑border market coupling and capacity allocation workflows (NTC/ATC reporting, resale and firm schedule interactions).
• Ensuring consistent registration of resources and mapping of transmission rights to physical or virtual resources.

Who would use this standard

• Transmission System Operators (TSOs) and capacity coordinators
• Market operators and power exchanges implementing auctions (explicit/implicit)
• Software vendors, system integrators and market IT teams developing message exchange interfaces
• Regulators and consultants working on cross‑border capacity allocation and market coupling

Related standards

• IEC/EN 62325 family (framework for energy market communications) - this part complements other 62325 parts concerned with market message models and integration.

Keywords: EN 62325-451-3, IEC 62325, transmission capacity allocation, capacity auction specification, energy market communications, explicit auction, implicit auction, Capacity_MarketDocument, RegisteredResource, European market.

Standards Content (Sample)

SLOVENSKI STANDARD
01-september-2017
2NYLU]DNRPXQLNDFLMHQDWUJX]HOHNWULþQRHQHUJLMRGHO3URFHV
GRGHOMHYDQMDþH]PHMQLKSUHQRVQLK]PRJOMLYRVWLHNVSOLFLWQHDOLLPSOLFLWQHDYNFLMH
LQNRQWHNVWXDOQLPRGHOL]DHYURSVNLWUJ'RSROQLOR$
Framework for energy market communications - Part 451-3: Transmission capacity
allocation business process (explicit or implicit auction) and contextual models for
European market
Kommunikation im Energiemarkt - Teil 451-3: Geschäftsprozess für die
Übertragungskapazitäts-Zuteilung (explizite oder implizite Auktion) und kontextbezogene
Modelle für den europäischen Markt
Cadre pour les communications pour le marché de l'énergie - Partie 451-3: Processus
métier d'attribution de la capacité de transport (vente aux enchères explicite ou implicite)
et modèles contextuels pour le marché européen
Ta slovenski standard je istoveten z: EN 62325-451-3:2014/A1:2017
ICS:
29.240.30 Krmilna oprema za Control equipment for electric
elektroenergetske sisteme power systems
33.200 Daljinsko krmiljenje, daljinske Telecontrol. Telemetering
meritve (telemetrija)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN 62325-451-3:2014/A1

NORME EUROPÉENNE
EUROPÄISCHE NORM
July 2017
ICS 33.200
English Version
Framework for energy market communications - Part 451-3:
Transmission capacity allocation business process (explicit or
implicit auction) and contextual models for European market
(IEC 62325-451-3:2014/A1:2017)
Cadre pour les communications pour le marché de l'énergie Kommunikation im Energiemarkt - Teil 451-3:
- Partie 451-3: Processus métier d'attribution de la capacité Geschäftsprozess für die Übertragungskapazitäts-
de transport (vente aux enchères explicite ou implicite) et Zuteilung (explizite oder implizite Auktion) und
modèles contextuels pour le marché européen kontextbezogene Modelle für den europäischen Markt
(IEC 62325-451-3:2014/A1:2017) (IEC 62325-451-3:2014/A1:2017)
This amendment A1 modifies the European Standard EN 62325-451-3:2014; it was approved by CENELEC on 2017-06-09. CENELEC
members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this amendment the
status of a national standard without any alteration.
Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC
Management Centre or to any CENELEC member.
This amendment exists in three official versions (English, French, German). A version in any other language made by translation under the
responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status as
the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden,
Switzerland, Turkey and the United Kingdom.

European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2017 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN 62325-451-3:2014/A1:2017 E

European foreword
The text of document 57/1755/CDV, future IEC 62325-451-3:2014/A1, prepared by IEC/TC 57 "Power
systems management and associated information exchange" was submitted to the IEC-CENELEC
parallel vote and approved by CENELEC as EN 62325-451-3:2014/A1:2017.
The following dates are fixed:
(dop) 2018-03-09
• latest date by which the document has to be implemented at
national level by publication of an identical national
standard or by endorsement
• latest date by which the national standards conflicting with (dow) 2020-06-09
the document have to be withdrawn

Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.
This document has been prepared under a mandate given to CENELEC by the European Commission
and the European Free Trade Association.
Endorsement notice
The text of the International Standard IEC 62325-451-3:2014/A1:2017 was approved by CENELEC as
a European Standard without any modification.
IEC 62325-451-3 ®
Edition 1.0 2017-05
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside
A MENDMENT 1
AM ENDEMENT 1
Framework for energy market communications –

Part 451-3: Transmission capacity allocation business process (explicit or

implicit auction) and contextual models for European market

Cadre pour les communications pour le marché de l’énergie –

Partie 451-3: Processus métier d’attribution de la capacité de transport (vente

aux enchères explicite ou implicite) et modèles contextuels pour le marché

européen
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 33.200 ISBN 978-2-8322-4209-4

– 2 – IEC 62325-451-3:2014/AMD1:2017
 IEC 2017
FOREWORD
This amendment has been prepared by IEC technical committee 57: Power systems
management and associated information exchange.
The text of this amendment is based on the following documents:
CDV Report on voting
57/1755/CDV 57/1825/RVC
Full information on the voting for the approval of this amendment can be found in the report
on voting indicated in the above table.
The committee has decided that the contents of this amendment and the base publication will
remain unchanged until the stability date indicated on the IEC website under
"http://webstore.iec.ch" in the data related to the specific publication. At this date, the
publication will be
• reconfirmed,
• withdrawn,
• replaced by a revised edition, or
• amended.
IMPORTANT – The 'colour inside' logo on the cover page of this publication indicates
that it contains colours which are considered to be useful for the correct
understanding of its contents. Users should therefore print this document using a
colour printer.
_____________
IEC 62325-451-3:2014/AMD1:2017 – 3 –
 IEC 2017
Figure 4 – Establish offered capacity overview
Replace existing Figure 4 by the following new figure:
sd Establish offered capacity
(from Roles) (from Roles) (from Roles) (from Roles) (from Roles) (from Roles)
Capacity trader Nomination validator Capacity coordinator System operator Transmission capacity Market information
allocator aggregator
Agree on NTC / ATC capacity
(Capacity_MarketDocument)
Already allocated capacity
(Capacity_MarketDocument)
NTC/ATC capacity
(Capacity_MarketDocument)
Firm schedules
Capacity for resale
(Schedule_MarketDocument)
(Rights_MarketDocument)
Compute released capacity - UIOSI (use it or sell it), UIOLI (use it or lose it), etc.
Total capacity for resale
(Rights_MarketDocument)
Calculate offered capacity()
Agreed offered capacity
(Capacity_MarketDocument)
Prepare the auction
specification()
Publish auction specification
(CapacityAuctionSpecification_MarketDocument)
IEC
– 4 – IEC 62325-451-3:2014/AMD1:2017
 IEC 2017
Figure 11 – Capacity auction specification contextual model
Replace existing Figure 11 by the following new figure:
class Capacity auction specification contextual model
+Sender_MarketParticipant
«ABIE»
Capacity AuctionSpecification_Mar ketDocument «ABIE»
«ABIE»
1.1 «ABIE»
+Process
Mar ketPar ticipant +MarketRole
Pr ocess Mar ketRole
+ mRID: ID_String
1.1 + revisionNumber: ESMPVersion_String +Receiver_MarketParticipant + mRID: PartyID_String 1.1
+ processType: ProcessKind_String + type: MarketRoleKind_String
+ type: MessageKind_String
0.1
+ createdDateTime: ESMP_DateTime
«ABIE»
+Period 1.1
Contr act_Mar ketAgr eement
+MarketAgreement
«ABIE»
+ type: CapacityContractKind_String
Time_Per iod
1.1
+ timeInterval: ESMP_DateTimeInterval
+Domain 1.1
+Delivery_Period+Bid1.1ding_Period 1.1
«ABIE»
«ABIE»
Domain
+In_Domain +Auction_TimeSeries 1.* +Contestation_MarketAgreement
Date_Mar ketAgr eement
+ mRID: AreaID_String
1.1
1.1 «ABIE» + createdDateTime: ESMP_DateTime
+Out_Domain Auction_TimeSer ies
+Notification_MarketAgreement
1.1 + mRID: ID_String
1.1
+ businessType: BusinessKind_String
+Publication_MarketAgreement
«ABIE» +Auction
+ curveType: CurveType_String
Auction 1.1
1.1 +Resale_MarketAgreement
+ category: Category_String
0.1
+ type: AuctionKind_String
+ allocationMode: AllocationMode_String
+Quantity_Measure_Unit
+ paymentTerms: PaymentTerms_String
«ABIE»
+ cancelled: ESMPBoolean_String [0.1]
1.1
Measur e_Unit
+Price_Measure_Unit
+Currency_Unit + name: MeasurementUnitKind_String
1.1
«ABIE»
Cur r ency _Unit 1.1 +Period 0.*
+ name: CurrencyCode_String
«ABIE»
Ser ies_Per iod
0.1
+ConnectingLine_RegisteredResource
+ timeInterval: ESMP_DateTimeInterval
+RightsCharacteristics_Auction 0.*
«ABIE» + resolution: Duration
Register edResour ce
«ABIE»
+Reason 0.*
RightsChar acter istics_Auction
+ mRID: ResourceID_String
+Point 1.*
«ABIE»
+AuctionDescription_AttributeInstanceComponent 0.*
+ rights: RightsKind_String
«ABIE» Reason
Point
«ABIE»
+ code: ReasonCode_String
Attr ibuteInstanceComponent
+ text: ReasonText_String [0.1]
+ position: Position_Integer
+ quantity: Decimal
+ position: Position_Integer
+ attribute: String
IEC
Table 29 – IsBasedOn dependency
In Table 29 insert the following new row after the row “Reason”:
Name Is BasedOn Class Complete IsBasedOn Path
RegisteredResource MarketCommon::RegisteredResource IEC62325/MarketCommon

Table 35 – Association ends of Capacity auction specification contextual
model::Auction_TimeSeries with other classes
In Table 35 insert the following new row after the row “Bidding_Period”:
mult. Role Class type name Description
[0.1] ConnectingLine_Registered RegisteredResource The identification of a resource associated with
Resource a TimeSeries.
The identification of a set of lines that connect
two areas; the transmission capacity rights are
related to this set of lines.
Association Based On:
ESMPClasses::RegisteredResource.Registere
dResource[0.*]
-----
ESMPClasses::TimeSeries.[]
6.3.3 Detailed Capacity auction specification contextual model
Insert the following new Subclause 6.3.3.18 at end of Subclause 6.3.3:

IEC 62325-451-3:2014/AMD1:2017 – 5 –
 IEC 2017
6.3.3.18 RegisteredResource
A resource that is registered through the market participant registration system. Examples
include generating unit, load, and non-physical generator or load.
IsBasedOn: ESMPClasses::RegisteredResource
Table 254 shows all attributes of RegisteredResource.
Table 254 – Attributes of Capacity auction specification contextual
model::RegisteredResource
mult. Attribute name Attribute type Description
[1.1] mRID ResourceID_String The unique identification of a resource.

– 6 – IEC 62325-451-3:2014/AMD1:2017
 IEC 2017
Figure 12 – Capacity auction specification assembly model
Replace existi
...