IEEE Std 945:2019 pdf free download – IEEE Recommended Practice forPreferred Metric Units for Use inElectrical and Electronics Scienceand Technology
1.1 Scope
This recommended practice provides the preferred metric units for use in Electrical and Electronics Scienceand Technology and supports the application of IEEE/ASTM SI 10.
1.2 Purpose
The purpose of this recommended practice is to aid in the selection of appropriate metric units forquantities that are of interest to electrical and electronic engineers.
2. Normative references
The following referenced documents are indispensable for the application of this document (i.e., they mustbe understood and used, so each referenced document is cited in text and its relationship to this document isexplained).For dated references, only the edition cited applies. For undated references, the latest edition ofthe referenced document ( including any amendments or corrigenda) applies.
IEEE/ASTM Sl 10TM,American National Standard for Metric Practice.1.2
3. Definitions
For the purposes of this document，the following terms and definitions apply. The IEEE StandardsDictionary Online should be consulted for terms not defined in this clause.3