Property talk:P2884

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mains voltage
voltage of residential mains electricity in a country or region

Represents	mains electricity (Q387400)
Data type	Quantity
Template parameter	electricity in voy:Template:Quickbar, Elektricitet in voy:sv:Mall:QuickbarCountry, possibly others in Template:Infobox country (Q14395495)
Domain	According to this template: countries, sub-national regions According to statements in the property: administrative territorial entity (Q56061) or sovereign state (Q3624078) When possible, data should only be stored as statements
Allowed values	numbers with the unit volt (Q25250) and frequency (P2144) as a mandatory qualifier (note: this should be moved to the property statements)
Allowed units	volt (Q25250)
Example	Eastern Japan (Q1063689) → 101 volt United States of America (Q30) → 115 volt Germany (Q183) → 230 volt Western Japan (Q1063946) → 101 volt
Source	w:Mains_electricity_by_country (note: this information should be moved to a property statement; use property source website for the property (P1896))
Robot and gadget jobs	import from Wikipedia or Wikivoyage
See also	electrical plug type (P2853)
Lists	Wikidata:Wikivoyage/Lists/Quickbar (Q25022717) Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Chart by item creation date Minimum and maximum Items with highest numeric value Items with lowest numeric value User:Laboramus/Units/P2884 (Units used) Database reports/Constraint violations/P2884 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 255 Main statement 251 98.4% of uses Qualifier 4 1.6% of uses

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Units: “volt (Q25250)”: value unit must be one of listed. (Help)

List of violations of this constraint: Database reports/Constraint violations/P2884#Units, hourly updated report

Type “administrative territorial entity (Q56061), sovereign state (Q3624078)”: item must contain property “instance of (P31)” with classes “administrative territorial entity (Q56061), sovereign state (Q3624078)” or their subclasses (defined using subclass of (P279)). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2884#Type Q56061, Q3624078, SPARQL

Required qualifier “frequency (P2144)”: this property should be used with the listed qualifier. (Help)

List of violations of this constraint: Database reports/Constraint violations/P2884#mandatory qualifier, hourly updated report, SPARQL

Scope is as main value (Q54828448): the property must be used by specified way only (Help)

List of violations of this constraint: Database reports/Constraint violations/P2884#Scope, hourly updated report, SPARQL

Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)

List of violations of this constraint: Database reports/Constraint violations/P2884#Entity types, hourly updated report

This property is being used by: voy:en:Template:Quickbar hu:Sablon:Ország infobox voy:pt:Predefinição:Dados Please notify projects that use this property before big changes (renaming, deletion, merge with another property, etc.)