{"schemaVersion":1,"slug":"ansi-weatherproof-receptacle","name":"ANSI weatherproof receptacle plan symbol","kind":"symbol","abbreviation":"WP","aliases":["weatherproof duplex receptacle","WP outlet","outdoor receptacle symbol"],"category":"installation-communications","drawingTypes":["GA"],"referenceFamilies":["IEEE / ANSI"],"summary":"US plan symbol for an outdoor or damp-location receptacle, drawn as a duplex receptacle with a WP subscript.","description":["Outdoor receptacles in US practice are drawn with the duplex receptacle form plus WP. The tag tells the installer to fit a weatherproof cover, and for many outdoor locations an in-use cover that stays weatherproof while a cord is plugged in.","WP receptacles are typically also GFCI protected, so plans often carry both tags or a general note. Mounting height above grade and proximity to pools or fountains are common notes next to the symbol. WP does not specify the enclosure rating or whether an in-use cover is required. The specification must state these."],"readingNotes":["Read WP and GFCI tags together.","Check for an in-use cover requirement."],"drawingChecklist":["Specify cover type.","Confirm ground-fault protection.","State height above grade."],"distinction":"The IEC weatherproof outlet uses an IP tag; the US form uses WP on the duplex receptacle symbol.","facts":[{"label":"Qualifier","value":"WP subscript"},{"label":"Usual companion","value":"GFCI protection"},{"label":"Artwork scope","value":"Original educational illustration; the exact ANSI or IEEE graphic and compliance are not certified"}],"references":[{"sourceId":"ieee-315","relevance":"Graphic-symbol standards context and official status; not a source of reproduced artwork."},{"sourceId":"pub-object-engineering-design","relevance":"Installation design methodology context: circuits, outlets and final distribution are planned before symbols are placed."}],"related":["ansi-duplex-receptacle-outlet","ansi-gfci-duplex-receptacle","iec-weatherproof-socket-outlet"],"artwork":"s28-ansi-weatherproof-receptacle","publishedOn":"2026-10-28","updatedOn":"2026-10-28","provenance":"independent-public-research","symbolVariant":{"convention":"IEEE / ANSI","form":"Weatherproof receptacle","reference":"US architectural electrical plan practice in the ANSI Y32.9 lineage, read alongside IEEE 315 context; independently drawn, not a certified IEEE or ANSI graphic.","counterpart":"iec-duplex-power-receptacle"},"plainEnglish":{"title":"What does ANSI weatherproof receptacle plan mean?","introduction":"Outdoor receptacles in US practice are drawn with the duplex receptacle form plus WP. The tag tells the installer to fit a weatherproof cover, and for many outdoor locations an in-use cover that stays weatherproof while a cord is plugged in.","example":"WP receptacles are typically also GFCI protected, so plans often carry both tags or a general note. Mounting height above grade and proximity to pools or fountains are common notes next to the symbol. WP does not specify the enclosure rating or whether an in-use cover is required. The specification must state these.","drawings":"Read WP and GFCI tags together. Check for an in-use cover requirement. The IEC weatherproof outlet uses an IP tag; the US form uses WP on the duplex receptacle symbol.","terms":[{"name":"Rating","meaning":"A value stating the conditions for which equipment is specified."},{"name":"Schematic","meaning":"A drawing showing function and connections rather than physical appearance."}],"diagram":"flow","steps":["Identify the device and form","Read the connections and state","Check the equipment reference"],"caption":"A guide to reading this reference. The original symbol illustration and its drawing notes appear below; these boxes are not a wiring diagram.","sources":[{"label":"IEEE/ANSI 315-1975: graphic symbols for electrical and electronics diagrams","url":"https://standards.ieee.org/ieee/315/515/"},{"label":"Electrical installation design methodology and references","url":"https://www.electrical-installation.org/enwiki/General_rules_of_electrical_installation_design"}],"detail":"US plan symbol for an outdoor or damp-location receptacle, drawn as a duplex receptacle with a WP subscript. The IEC weatherproof outlet uses an IP tag; the US form uses WP on the duplex receptacle symbol.","profileId":"reviewed-symbol-20261028"},"url":"https://eloragrid.ai/symbols/ansi-weatherproof-receptacle","illustration":{"url":"https://eloragrid.ai/tools/electrical-library/illustrations/ansi-weatherproof-receptacle.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"ieee-315","title":"IEEE/ANSI 315-1975: graphic symbols for electrical and electronics diagrams","publisher":"IEEE Standards Association","url":"https://standards.ieee.org/ieee/315/515/","type":"standard","scope":"Graphic symbols and designation letters. IEEE lists this edition as Inactive-Reserved; it is a historical reference, not a claim of current compliance.","checkedOn":"2026-10-13","reuse":"link-only","relevance":"Graphic-symbol standards context and official status; not a source of reproduced artwork."},{"id":"pub-object-engineering-design","title":"Electrical installation design methodology and references","publisher":"Schneider Electric — Electrical Installation Guide","url":"https://www.electrical-installation.org/enwiki/General_rules_of_electrical_installation_design","type":"manufacturer","scope":"Public design context. No universal working clearance, equipment dimension or project compliance conclusion is asserted.","checkedOn":"2026-10-13","reuse":"link-only","relevance":"Installation design methodology context: circuits, outlets and final distribution are planned before symbols are placed."}]}