Standard IEC 61850-7-420-ed.2.0 13.10.2021 preview

IEC 61850-7-420-ed.2.0

Communication networks and systems for power utility automation - Part 7-420: Basic communication structure - Distributed energy resources and distribution automation logical nodes

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STANDARD published on 13.10.2021


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The information about the standard:

Designation standards: IEC 61850-7-420-ed.2.0
Publication date standards: 13.10.2021
SKU: NS-1038863
The number of pages: 1126
Approximate weight : 3409 g (7.52 lbs)
Country: International technical standard
Category: Technical standards IEC

The category - similar standards:

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Annotation of standard text IEC 61850-7-420-ed.2.0 :

IEC 61850-7-420:2021 defines the IEC 61850 information models to be used in the exchange of information with distributed energy resources (DER) and Distribution Automation (DA) systems. DERs include distribution-connected generation systems, energy storage systems, and controllable loads, as well as facility DER management systems, including aggregated DER, such as plant control systems, facility DER energy management systems (EMS), building EMS, campus EMS, community EMS, microgrid EMS, etc. DA equipment includes equipment used to manage distribution circuits, including automated switches, fault indicators, capacitor banks, voltage regulators, and other power management devices. The IEC 61850 DER information model standard utilizes existing IEC 61850-7-4 logical nodes where possible, while defining DER and DA specific logical nodes to provide the necessary data objects for DER and DA functions, including for the DER interconnection grid codes specified by various countries and regions. Although this document explicitly addresses distribution-connected resources, most of the resource capabilities, operational functions, and architectures are also applicable to transmission-connected resources. This second edition cancels and replaces the first edition published in 2009. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) Generic approach of modelling to support any kinds of DER including generation, storage and controllable loads; b) Generic approach to support physical and virtual aggregation of DERs; c) Full support of a wide range of operational functions to cover in particular grid codes functions as expressed in IEEE 1547 and EN 50549 or IEC 62786. IEC 61850-7-420:2021 definit les modeles dinformation IEC 61850 a utiliser pour lechange dinformations avec les systemes de ressources energetiques decentralisees (DER) et les systemes dautomatisation de la distribution (DA). Les DER comprennent les systemes de production raccordes a la distribution, les systemes de stockage denergie et les charges modulables, ainsi que les systemes de gestion DER de linstallation, notamment les DER agregees, telles que les systemes de commande dinstallation, les systemes de gestion denergie (EMS) DER de linstallation, les EMS de construction, les EMS de campus, les EMS de collectivite, les EMS de microreseau, etc. Les equipements dautomatisation de la distribution (DA, Distribution Automation) incluent les equipements utilises pour la gestion des circuits de distribution, notamment les interrupteurs automatises, les indicateurs de defaut, les batteries de condensateurs, les regulateurs de tension, ainsi que les autres dispositifs de gestion de lenergie. La norme du modele dinformation IEC 61850 DER utilise les nouds logiques IEC 61850-7-4 existants lorsque cela est possible tout en definissant des nouds logiques DER et DA specifiques pour fournir les objets de donnees necessaires aux fonctions DER et DA, notamment pour les codes de reseau dinterconnexion DER specifies par les differents pays et regions. Meme si le present document traite explicitement des ressources raccordees au reseau de distribution electrique, la plupart des capacites de ressources, des fonctions operationnelles et des architectures sappliquent egalement aux ressources raccordees au reseau electrique de transport. Cette deuxieme edition annule et remplace la premiere edition parue en 2009. Cette edition constitue une revision technique. Cette edition inclut les modifications techniques majeures suivantes par rapport a ledition precedente: a) approche generique de la modelisation pour prendre en charge tous les types de DER, y compris la production, le stockage et les charges modulables; b) approche generique pour prendre en charge les agregations de DER virtuelles et physiques; c) prise en charge complete dun large eventail de fonctions operationnelles pour couvrir notamment les fonctions de codes de reseau decrites dans lIEEE 1547 et lEN 50549 ou lIEC 62786.



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