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6-57

apparent power

URNurn:iec:std:iec:80000-6:2022-11:::6-57

https://metanorma.github.io/isq-smart/quantities/part-6/t6-57
urn:iec:std:iec:80000-6:2022-11:::6-57

ISQ Identifiers

ISO

urn:iso:std:iso:80000:-6:ed-1:en:item:6-57

IEC

urn:iec:std:iec:80000-6:2022-11:::item:6-57

Designations

ENapparent power

FRpuissance apparente

Symbol

S

| \underset{̲}{S} |

Notation systems

Rendered

S

Rendered

| \underset{̲}{S} |

AsciiMath

S

AsciiMath

abs (ul S)

LaTeX

S

LaTeX

\abs{\underline{S}}

Definition

scalar quantity given by the product of RMS value of voltage $U$ (voltage) and RMS value of electric current $I$ (electric current);

S = U I

grandeur scalaire donnée par le produit de la valeur efficace de tension $U$ (voltage) et de la valeur efficace du courant électrique $I$ (electric current);

S = U I

Units

V \cdot A

volt ampere

View related quantities →

k g \cdot m^{2} \cdot s^{- 3}

kilogram square metre per second cubed

View related quantities →

Notes

For RMS values see cls-0.4.4.

See IEC 60050-131,locality:item="131-11-41".

Pour les valeurs efficaces, voir cls-0.4.4.

Voir l'IEC 60050-131,droploc%locality:item="131-11-41".

Referenced by

power factor non-active power

Concept HierarchyPendrill (2024)

L² M T⁻³power-type quantitiesLevel 0 · Kind

Broader concepts

◇ power-type quantities

Ontology
isq:Quantity smart:TermEntry

Class Hierarchy

smart:Entity smart:TermEntryisq:Quantity

A physical quantity as defined in ISO/IEC 80000, with associated symbols, definitions, and units of measurement.

Instance IRI

isq:t6-57

Properties

isq:QuantityShape

Property	Value
rdf:type	isq:Quantity smart:TermEntry
dcterms:identifier	6-57
skosxl:prefLabel	"apparent power"@en
skosxl:altLabel	"S"@en"abs (ul S)"@en
skos:definition	scalar quantity given by the product of RMS value of voltage stem:[U] (<<t6-11.3>>) and RMS value of electric current st…
skos:note	For RMS values see <<cls-0.4.4>>. See <<iec60050-131,locality:item="131-11-41">>.
isq:hasUnit	VA (volt ampere)kgm^2*s^(-3) (kilogram square metre per second cubed)
isq:hasDimension	isq:Dimension
smart:hasBindingnessType	bindingness-type:normative
dcterms:isPartOf	isq:part-6

Related Entities

isq:QuantityShape isq:part-6 isq:Unit isq:Dimension isq:hasDimension smart:TermEntry