{"id":"lapp-insulators-314857-70","name":"314857-70 porcelain station-post insulator","manufacturer":"LAPP Insulators","category":"switchgear","description":"314857-70 porcelain station-post insulator from LAPP Insulators. The manufacturer table lists Leakage Distance, Reference Standard, in. [mm]: 116 [2946]; Leakage Distance, High Leak, in. [mm]: 177 [4496]; Leakage Distance, Extra High Leak, inches [mm]: 190 [4826]. Download the source catalogue and inspect the 314857-70 column.","equipment":["porcelain station-post insulator","314857-70"],"keywords":["314857-70","314857-70","porcelain station-post insulator","insulator","station post","switchyard","substation"],"markets":["Global"],"marketNote":"The source table supplies the listed product values. The project insulation, mechanical loading and regional requirements must be checked for the selected installation.","kind":"product","sourceUrl":"https://us.lappinsulators.com/documentation/","officialEvidenceUrl":"https://us.lappinsulators.com/wp-content/uploads/2026/07/650kV.pdf#page=1","sourcePublisher":"LAPP Insulators","formats":["PDF"],"availability":"direct","accessNote":"Download the verified original here. The manufacturer source is linked for revision checks; preview images are for inspection and the original drawing supplies the design dimensions.","checkedAt":"2026-11-03","files":[{"id":"catalogue","name":"650kV.pdf","filenameBasis":"source-url","format":"PDF","purpose":"Manufacturer catalogue with 314857-70 data and outline references on PDF page 1","url":"https://us.lappinsulators.com/wp-content/uploads/2026/07/650kV.pdf","availability":"direct","bytes":199499,"sha256":"38bc9ed6ffe4cba35e5ea5a42e7d04b1999f4da9117b704839c70b1137eb0bbb","retrievedAt":"2026-11-03T01:37:53.097319+00:00","validation":"signature-checked","hosted":true,"redistribution":"unknown","previewPages":[1],"rightsReview":{"checkedAt":"2026-11-03","sources":["https://us.lappinsulators.com/documentation/","https://us.lappinsulators.com/wp-content/uploads/2026/07/650kV.pdf"],"note":"Current manufacturer download listing and the complete catalogue text were inspected. No explicit reproduction prohibition was identified in this catalogue. Copyright remains with the named manufacturer; no redistribution licence is asserted."},"hostingBasis":{"policy":"no-explicit-prohibition","checkedAt":"2026-11-03","evidenceUrl":"https://us.lappinsulators.com/documentation/","attribution":"LAPP Insulators"},"delivery":{"kind":"original","name":"650kV.pdf","format":"PDF","sha256":"38bc9ed6ffe4cba35e5ea5a42e7d04b1999f4da9117b704839c70b1137eb0bbb","bytes":199499,"includes":["Unchanged official original"]},"downloadUrl":"https://eloragrid.ai/tools/cad-library/download/lapp-insulators-314857-70/catalogue"}],"fileClasses":["porcelain station-post insulator","manufacturer model-specific table","catalogue outline reference"],"configurationNote":"Use the 314857-70 column on PDF page 1. The download is the complete catalogue, not a standalone DWG or STEP part.","applications":["switchyards","substations"],"technicalFacts":[{"label":"Leakage Distance, Reference Standard, in. [mm]","value":"116 [2946]","sourceUrl":"https://us.lappinsulators.com/wp-content/uploads/2026/07/650kV.pdf#page=1"},{"label":"Leakage Distance, High Leak, in. [mm]","value":"177 [4496]","sourceUrl":"https://us.lappinsulators.com/wp-content/uploads/2026/07/650kV.pdf#page=1"},{"label":"Leakage Distance, Extra High Leak, inches [mm]","value":"190 [4826]","sourceUrl":"https://us.lappinsulators.com/wp-content/uploads/2026/07/650kV.pdf#page=1"},{"label":"Cantilever Strength, lbs. [kN]","value":"4100 [18.2]","sourceUrl":"https://us.lappinsulators.com/wp-content/uploads/2026/07/650kV.pdf#page=1"},{"label":"Tensile Strength, lbs. [kN]","value":"40000 [177.9]","sourceUrl":"https://us.lappinsulators.com/wp-content/uploads/2026/07/650kV.pdf#page=1"},{"label":"Compression Strength, lbs. [kN]","value":"120000 [533.8]","sourceUrl":"https://us.lappinsulators.com/wp-content/uploads/2026/07/650kV.pdf#page=1"},{"label":"Impulse Withstand, kV","value":"650","sourceUrl":"https://us.lappinsulators.com/wp-content/uploads/2026/07/650kV.pdf#page=1"},{"label":"Net Weight, Each, lbs. [kg]","value":"291.5 [132.2]","sourceUrl":"https://us.lappinsulators.com/wp-content/uploads/2026/07/650kV.pdf#page=1"}],"partNumber":"314857-70","equipmentFacts":[{"label":"Equipment / resource","value":"314857-70 porcelain station-post insulator"},{"label":"Manufacturer","value":"LAPP Insulators"},{"label":"Resource type","value":"Product"},{"label":"Part number","value":"314857-70"},{"label":"Leakage Distance, Reference Standard, in. [mm]","value":"116 [2946]"},{"label":"Leakage Distance, High Leak, in. [mm]","value":"177 [4496]"},{"label":"Leakage Distance, Extra High Leak, inches [mm]","value":"190 [4826]"},{"label":"Cantilever Strength, lbs. [kN]","value":"4100 [18.2]"},{"label":"Tensile Strength, lbs. [kN]","value":"40000 [177.9]"},{"label":"Compression Strength, lbs. [kN]","value":"120000 [533.8]"},{"label":"Impulse Withstand, kV","value":"650"},{"label":"Net Weight, Each, lbs. [kg]","value":"291.5 [132.2]"},{"label":"Listed file formats","value":"PDF"},{"label":"Listed files","value":"1"},{"label":"Available previews","value":"1 catalogue page previews"},{"label":"Recorded revisions","value":"Confirm the revision with the manufacturer"},{"label":"Source checked","value":"2026-11-03"},{"label":"Download access","value":"Email registration for site downloads; official source links are also available"}],"previewImage":"/tools/cad-library/drawing-preview/lapp-insulators-314857-70/catalogue?asset=0fb0d367eb3ee78458f3b9b28a5f1fd4c3cba4ae56edaac13cfb4e56f228fae6","relatedReferences":[{"name":"Switchgear panel","url":"https://eloragrid.ai/objects/switchgear-panel"},{"name":"Switchboard","url":"https://eloragrid.ai/objects/switchboard"},{"name":"Ring main unit","url":"https://eloragrid.ai/objects/ring-main-unit"}],"fileChoiceGuidance":["Download 650kV.pdf and open PDF page 1. Find the 314857-70 column; other tables and model rows or columns describe different insulators. This source is a catalogue PDF. A native DWG or STEP file is not included; use Request CAD for an editable model."],"plainEnglish":{"title":"What the equipment does","introduction":"A station-post insulator supports an energised conductor while separating it electrically from its grounded support. Its end fittings, height and mechanical strength determine how it can be mounted.","example":"When positioning 314857-70 on a substation support, use PDF page 1 to compare its mounting interfaces with the structure and conductor connection. The listed Leakage Distance, Reference Standard, in. [mm] is 116 [2946].","drawings":"Download 650kV.pdf and open PDF page 1. Find the 314857-70 column; other tables and model rows or columns describe different insulators. This source is a catalogue PDF. A native DWG or STEP file is not included; use Request CAD for an editable model.","terms":[{"name":"CAD","meaning":"Computer-aided design files used to prepare drawings and models."},{"name":"Revision","meaning":"The recorded version of a drawing or model."}],"diagram":"flow","steps":["Identify the support position","Match the named reference and fixing","Coordinate the structure and conductor"],"caption":"A simplified explanation of how this item works. It does not show terminal wiring or an operating procedure.","sources":[{"label":"LAPP Insulators official source","url":"https://us.lappinsulators.com/wp-content/uploads/2026/07/650kV.pdf#page=1"}],"profileId":"station-post-insulator","checklist":["For 314857-70, the source records Leakage Distance, Reference Standard, in. [mm]: 116 [2946]. Match that value to the conductor-support arrangement.","Compare the 314857-70 column on PDF page 1 with the exact fixing or stud arrangement shown in the catalogue; use the dimensions for this exact reference.","The source also lists Leakage Distance, High Leak, in. [mm]: 177 [4496]. Check the project requirement against the manufacturer’s specified units and conditions.","Leakage distance follows the insulating surface. It is different from the overall height; use the height value for the physical layout."],"questions":[{"question":"Where is the 314857-70 information in this download?","answer":"Open PDF page 1 of 650kV.pdf and find the 314857-70 column. The page preview preserves the manufacturer table; the download contains the complete catalogue."},{"question":"Is an editable CAD model included for 314857-70?","answer":"This entry provides the manufacturer PDF reference and its model-specific values. A DWG, DXF or STEP model is not attached; request the exact model and preferred format here."}]},"canonicalUrl":"https://eloragrid.ai/tools/cad-library/equipment/lapp-insulators-314857-70"}