{"schemaVersion":1,"slug":"photovoltaic-string","name":"Photovoltaic string","kind":"symbol","abbreviation":"PV STR","aliases":["Photovoltaic string","Photovoltaic string functional block","Photovoltaic string schematic reference"],"category":"microgrid-systems","drawingTypes":["Schematic"],"referenceFamilies":["Manufacturer"],"summary":"A photovoltaic string is a defined series-connected group of modules.","description":["A photovoltaic string is a defined series-connected group of modules.","A solar drawing can identify each string before it reaches a combiner or inverter input.","Identify the modules connected in series and label the string’s ends. A string is a connection arrangement, not a particular module product. The module choice and number in series determine the conditions that must be checked against the connected equipment and installation requirements. This is original functional artwork, not a certified standard graphic or device pinout."],"readingNotes":["State module type and number in series.","Identify the string’s positive and negative connections.","Cross-reference the selected combiner, isolation and receiving equipment.","The number and type of modules determine string conditions; the label alone does not."],"drawingChecklist":["State module type and number in series.","Identify the string’s positive and negative connections.","Cross-reference the selected combiner, isolation and receiving equipment."],"distinction":"The number and type of modules determine string conditions; the label alone does not.","facts":[{"label":"Representation type","value":"Original functional block; not a certified IEC or IEEE graphic"},{"label":"Concept input","value":"Specified module sequence"},{"label":"Concept output","value":"String DC terminals"}],"references":[{"sourceId":"expansion-20261027-pv","relevance":"Solar electrical system architecture: public technical context for the named function. Product and compliance details remain with the publisher."}],"related":["photovoltaic-generator","photovoltaic-module","power-converter","terminal"],"artwork":"expanded-photovoltaic-string","publishedOn":"2026-10-27","updatedOn":"2026-10-27","provenance":"independent-public-research","plainEnglish":{"title":"What does Photovoltaic string mean?","introduction":"A photovoltaic string is a defined series-connected group of modules.","example":"A solar drawing can identify each string before it reaches a combiner or inverter input.","drawings":"Identify the modules connected in series and label the string’s ends. A string is a connection arrangement, not a particular module product. The module choice and number in series determine the conditions that must be checked against the connected equipment and installation requirements.","terms":[{"name":"Series","meaning":"An end-to-end connection in which the connected path passes through each element."},{"name":"String","meaning":"A defined series-connected group of photovoltaic modules."}],"diagram":"flow","caption":"Original functional explanation. Arrows show information or energy roles; two-headed arrows identify two-way interfaces. This is not a pinout, certified standards graphic or complete circuit.","sources":[{"label":"Solar electrical system architecture","url":"https://www.ti.com/applications/industrial/energy-infrastructure/solar-energy/overview.html"}],"profileId":"researched-functional-reference","checklist":["State module type and number in series.","Identify the string’s positive and negative connections.","Cross-reference the selected combiner, isolation and receiving equipment."],"questions":[{"question":"Does adding modules in series have the same effect as adding parallel strings?","answer":"No. Series connections add module voltages; parallel connections combine current paths. The complete electrical design must account for the selected modules and their operating conditions."}],"steps":["Specified module sequence","Series-connected string","String DC terminals"],"bidirectional":false},"url":"https://eloragrid.ai/symbols/photovoltaic-string","illustration":{"url":"https://eloragrid.ai/tools/electrical-library/illustrations/photovoltaic-string.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"expansion-20261027-pv","title":"Solar electrical system architecture","publisher":"Texas Instruments","url":"https://www.ti.com/applications/industrial/energy-infrastructure/solar-energy/overview.html","type":"manufacturer","scope":"Public functional documentation. Original explanatory text and educational block artwork; no publisher graphics or files reproduced.","checkedOn":"2026-10-27","reuse":"link-only","relevance":"Solar electrical system architecture: public technical context for the named function. Product and compliance details remain with the publisher."}]}