Heavy Electrical Equipment · International Electrotechnical Commission
IEC Standards Webstore
Datadory delivers iec standards webstore data covering the normative layer of heavy electrical equipment: roughly 30,482 international standards publications from the International Electrotechnical Commission - power transformers under TC 96, switchgear and controlgear under TC 17, rotating machines under TC 2, high-voltage switchgear in the IEC 62271 series, power utility automation under TC 57 - each as a typed record with reference, title, edition, publication date, committee, ICS classification, ISBN, page count, abstract, persistent URN and the full edition-amendment history. Delivered API, files, or into your warehouse, on a daily, weekly, or hourly cadence.
API, files, or your warehouse. Daily, weekly, or hourly.
- Where it covers
- International end to end - IEC international standards apply across member countries worldwide, written technology-first rather than jurisdiction-specific
- How far back
- Decades-deep edition history per reference with amendments and corrigenda as their own records; newest rows observed dated into late August 2026
- How fine
- One record per catalog publication - base standards, amendments, corrigenda and value-added versions each carry their own row
What is the IEC Standards Webstore dataset?
The normative layer of the industry, packaged as rows. The International Electrotechnical Commission - founded 1906, the body whose international standards define what heavy electrical equipment must withstand - publishes its whole catalog through a webstore whose search index held roughly 30,482 publications at the August 2026 research pass. One hit equals one publication: a base standard, an amendment, a corrigenda, or one of the value-added versions the catalog sells under their own references - redlines (RLV), commented editions (CMV), extended versions (EXV) and all-parts consolidations (SER).
The subjects are the equipment agenda itself: power transformers under TC 96 with ICS 29.180, switchgear and controlgear under TC 17, rotating machines under TC 2, high-voltage switchgear in the IEC 62271 series, power utility automation under TC 57. A query for power transformers resolves to 263 of the indexed publications; the widest all-parts pack observed runs past 25,000 francs in list price while single-part standards sit two orders of magnitude lower.
Every publication exposes reference, title, edition, publication date, committee, ICS classification, ISBN, page count, formats, abstract, a persistent URN and the full edition history - fifteen documented fields, verified against the catalog during the August 2026 research pass, delivered as typed records.
What do sample rows look like?
Exactly as the catalog states them - one row per publication, typed identically whether it is a single-part standard or a twenty-part pack:
- Identity first: reference, full title, publication date and edition number, with the variant suffix left visible so a redline never masquerades as the base standard.
- Classification second: technical committee and ICS code, the two fields that turn thirty thousand documents into equipment families.
- Substance third: abstract, page count, ISBN and formats, enough to judge applicability before anyone opens the document.
- History underneath: the lifecycle list holding every prior edition, amendment and corrigenda with its revision status.
Read the spread between the first and third sample rows slowly. The 2022 redline of a transformer-safety part is a narrow 53-page document under TC 96; the 2026 all-parts communication series under TC 57 arrived dated 2026-08-20 and consolidates an entire automation stack. Same fifteen columns, wildly different scale - which is why scoping matters more than volume here.
Why the edition history is the asset
Most catalogs tell you what exists. This one tells you what supersedes what. Each record carries its full lifecycle as structured data - every prior edition with its date and revision status, every amendment and corrigenda as its own entry - so the question compliance teams actually ask, which edition governs, reads straight off the row instead of out of folklore.
The consequences compound. A transformer tested against edition 2.0 of a safety part when edition 3.0 is PUBLISHED has a documentation problem, and finding that out from a status enum costs nothing compared with finding it in an audit. Amendment chains, meanwhile, show requirements moving years ahead of national adoption - bibliographic data functioning as a regulatory early-warning system.
Because every variant carries its own record, the history also separates genuine revisions from repackaging: a redline reissue of unchanged requirements and a true new edition look nothing alike once edition numbers and statuses are typed columns.
How the IEC slice sits on the heavy electrical equipment shelf
Datadory catalogs the industry in four registers, and this record is the normative one:
- What must be true: this catalog - the specifications equipment is certified against, with edition lineage intact.
- What practitioners believe: CIGRE Technical Brochures - working-group consensus that informs practice without compelling it.
- What research found: EPRI Power Grid Equipment Research - utility-funded applied R&D records.
- What anything costs: marketplace listings such as Alibaba transformer and electrical equipment listings - live quotes for the hardware these standards govern.
Joined on equipment family, the four answer the full procurement question: what applies, what's advised, what's known and what it goes for. Get a sample of this dataset scoped to your committees.
Field dictionary
Every field below is documented against real records. The full dictionary ships with the sample.
| field | type | definition | example |
|---|---|---|---|
reference | string | Full standard designation as the catalog prints it, including any variant suffix marking a redline, extended or all-parts edition - stable across reprints and citable in tender clauses. | IEC 61558-2-2:2022 RLV |
title | text | Complete English title of the publication, part numbering included, so scope reads directly off the row. | Safety of transformers, reactors, power supply units and combinations thereof - Part 2-2: Particular requirements and tests for control transformers |
publication_date | date | Date the edition was published; the freshest rows observed during the August 2026 research pass carried August 2026 dates. | 2022-10-19 |
edition | string | Edition number of this publication - the integer that decides which version of a specification governs. | 3 |
price_amount_chf | number | List price recorded on the catalog entry, in Swiss francs - a clean separator between single-part standards and the multi-part consolidated packs priced orders of magnitude higher. | 196 |
price_currency | enum | Currency of the recorded list price; Swiss francs across the catalog, so cross-market comparisons need no normalization. | CHF |
committee | string | Technical committee code and name responsible for the publication - the organizational key behind every equipment family. | TC 96 Transformers and reactors |
status | enum | Lifecycle status of the publication - PUBLISHED for the governing edition, REVISED once superseded by a later one. | PUBLISHED |
isbn | string | ISBN of the published document where assigned, letting catalog rows join library and citation databases. | 9782832259191 |
pdf_pages | integer | Page count of the paginated edition - a usable proxy for specification depth and scope breadth. | 53 |
available_formats | text | Document formats the catalog lists for the publication, typically PDF alongside machine-readable XML and editable DOC. | PDF; XML; DOC |
ics | string | International Classification for Standards code with level description - the subject taxonomy that maps rows onto equipment families. | 29.180 Transformers. Reactors |
lifecycle_editions | text | The full edition chain returned as a list: every edition, amendment and corrigenda with its date, edition number and revision status, so supersession reads as history instead of guesswork. | IEC 61558-2-2:2007 ed 2.0 REVISED; IEC 61558-2-2:2022 ed 3.0 PUBLISHED |
urn | string | Persistent IEC identifier assigned to the publication - the stable join key that survives retitles and reissues. | iec:pub:79593 |
abstract | text | Scope statement of the standard in the committee's own wording, enough to judge applicability without opening the document. |
What teams do with it
- Edition governance for compliance engineering Settle which edition governs before a design freezes - status plus the lifecycle chain shows whether edition 3.0 replaced edition 2.0 outright or an amendment rides on top of it.
- Standards watchlisting Track new editions and amendments as they enter the catalog, cut to the committees and ICS classes your product line touches - the freshest rows observed were dated into late August 2026.
- Tender and specification support Cite exact references with ICS classifications attached so procurement clauses resolve to one document and no other.
- Product portfolio compliance mapping Map a manufacturer's equipment families onto ICS classes and technical committees to enumerate every specification a portfolio answers to.
- Regulatory horizon scanning Amendment chains reveal where requirements are moving years before national committees adopt them - a leading indicator hiding inside bibliographic data.
- Standardization-momentum competitive intelligence Committee output volume and subject drift show where a category is being codified - useful for reading what competitors will soon have to comply with.
Questions buyers ask
What is included in the iec standards webstore data?
One structured record per publication in the IEC's own catalog: reference designation, full English title, publication date, edition number, list price in Swiss francs, technical committee, lifecycle status, ISBN, page count, document formats, ICS classification, the complete edition-amendment-corrigenda history, persistent URN and the committee's scope abstract. Roughly 30,482 publications are covered, spanning power transformers, switchgear, rotating machines, high-voltage switchgear and power utility automation.
What does one record represent?
One catalog publication - a base standard, an amendment, a corrigenda, or a value-added version such as a redline (RLV), commented edition (CMV), extended version (EXV) or all-parts consolidation (SER). Variants carry their own references and rows, so a redline never blurs into the base standard it restates.
Which committees cover heavy electrical equipment?
TC 96 for transformers and reactors under ICS 29.180, TC 17 for switchgear and controlgear, TC 2 for rotating machines, the IEC 62271 series for high-voltage switchgear, and TC 57 for power systems management and associated information exchange - the committee behind the IEC 61850 communication series.
How current is the catalog?
New publications enter continuously, and the freshest row observed during the August 2026 research pass was dated 2026-08-20. Scheduled captures pick up new editions, amendments and corrigenda as they appear, so the delivered catalog tracks the corpus rather than freezing it.
How far back do the edition histories reach?
Decades. Each record returns its full lifecycle chain - prior editions with dates and revision status, plus every amendment and corrigenda as its own entry - so a 2022 edition 3.0 sits beside its 2007 edition 2.0 predecessor in the same row.
Can the data be scoped to one equipment family?
Yes. Name the committees or ICS classes you care about - TC 96 transformer parts alone, or the high-voltage switchgear series - and the sample arrives in exactly the schema shown above, extended across whichever slice you need, delivered on a daily, weekly, or hourly cadence.
What do the RLV, CMV, EXV and SER suffixes mean?
They flag catalog variants derived from the same base standard: RLV is a redline showing changes against the previous edition, CMV a commented version, EXV an extended version, and SER an all-parts consolidated series. Each keeps its own reference, list price and catalog row, which makes variant tracking a filter rather than a research project.
Notes on this record
- Provenance Compiled from live catalog records and the catalog's own response structure during the August 2026 research pass - all fifteen field definitions marked verified rather than inferred conventions.
- Scored against the catalog Datadory rates this record 8/10 against a catalog mean of 7.81 across 1,744 datasets - the edition lineage and typed ICS taxonomy carry the score.
- Sample policy Samples ship in the exact schema shown above, cut to your named committees, ICS classes and record types; deeper cut options confirm with the sample.
Datasets that pair with this one
- CIGRE Technical Brochures Working-group consensus on how equipment should be run; IEC records make it enforceable. The two shelves read well side by side.
- EPRI Power Grid Equipment Research Utility-funded applied R&D on grid equipment, sitting next to the normative specifications equipment is certified against.
- Alibaba Transformer & Electrical Equipment Listings Live quotes, MOQs and supplier ratings for the hardware these standards govern - joined on equipment family.
See the rows before you pay anything.
Name this dataset and we send real records from it — scoped to the fields you asked for.