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OpenCDD
v1rev 12025-10-15

unit system

0112/2///63508#KDD301

collection of named groups of units suitable for use in measurement of physical quantities and in the convenient statement of physical laws relating physical quantities

relation
Relation type
PREDICATION
Role
System of units
Domain
Codomain

Version history1#

  1. Current rev 01
    15 Oct 2025 · 22:37 UTC by BATCH 00000943
    View on cdd.iec.ch ↗

IEC CDD records every published revision of each entity — version number, status, timestamp, and the change request that introduced it. OpenCDD captures the full chain of custody from cdd.iec.ch; the entry marked Current is the one rendered on this page.

Metadata#

Version
1
Revision
1
Status
Standard
Published in
IEC 63508DB
Responsible committee
IEC/SC 23E
Change request
C00138
Dates
  • Original: 2025-10-15
  • Current version: 2025-10-15
  • Current revision: 2025-10-15