Data record `std.iec-61557-4.revision-of`

Verified 2026-10-27 Confidence: High

IEC 61557-4:2019 cancels and replaces the second edition of 2007 and is described by the publisher as a technical revision whose significant changes are a complement to the measurement category clause, a corrected equation for operating uncertainty, added requirements for measuring with DC, and alignment of the structure with the rest of the IEC 61557 series.

Value: 2019

Provenance. Where this record comes from and where it is used: the cited source, the record itself and the entry that cites it.

Provenance: the chain from source to entry.
Step	Item	Detail
Source	IEC 61557-4:2019	Publisher catalog
Data record	std.iec-61557-4.revision-of	Verified 2026-10-27
Entry	Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 4: Resistance of earth connection and equipotential bonding	No revisions

Subject: Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 4: Resistance of earth connection and equipotential bonding (Standards)
Kind: Standard edition
Source: IEC 61557-4:2019, Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 4: Resistance of earth connection and equipotential bonding, IEC. Publisher page

History

Every recorded change to this data record, oldest first.
Date	Change
2026-10-27	created
2026-10-27	revised
2026-10-27	review_status unreviewed -> software_reviewed

Cite this page

Cite the governing standard for the fact itself; cite this page as the finding aid.

"Data record std.iec-61557-4.revision-of." Test Instrument Reference. 2026-10-27. https://www.testinstrumentreference.com/data/std.iec-61557-4.revision-of/.

Test Instrument Reference, Data record std.iec-61557-4.revision-of (Oct. 27, 2026), https://www.testinstrumentreference.com/data/std.iec-61557-4.revision-of/.

@misc{etr-data-std-iec-61557-4-revision-of,
  title = {Data record std.iec-61557-4.revision-of},
  howpublished = {\url{https://www.testinstrumentreference.com/data/std.iec-61557-4.revision-of/}},
  organization = {Test Instrument Reference},
  publisher = {Test Instrument Reference},
  year = {2026},
  note = {last substantive change 2026-10-27}
}

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