{"id":"ppc-insulators-150-su","name":"150 SU ANSI porcelain station-post insulator","manufacturer":"PPC Insulators","category":"switchgear","description":"150 SU station-post insulator from PPC Insulators. The manufacturer table lists Height (in): 14; Top BCD (in): 3; Bottom BCD (in): 3. Download the source catalogue and inspect the 150 SU column.","equipment":["station-post insulator","150 SU"],"keywords":["150 SU","150SU","ANSI","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://ppcinsulators.com/download-area/","officialEvidenceUrl":"https://ppcinsulators.com/wp-content/uploads/2017/06/PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf#page=7","sourcePublisher":"PPC 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":"PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf","filenameBasis":"source-url","format":"PDF","purpose":"Manufacturer catalogue with 150 SU data and outline references on PDF page 7","url":"https://ppcinsulators.com/wp-content/uploads/2017/06/PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf","availability":"direct","bytes":1954453,"sha256":"f9dc78cfecc4bbcbac11bd5d9256580b01f684540dd703298c52f7816d12b3b3","retrievedAt":"2026-11-03T01:29:09.780150+00:00","validation":"signature-checked","hosted":true,"redistribution":"unknown","previewPages":[7],"rightsReview":{"checkedAt":"2026-11-03","sources":["https://ppcinsulators.com/download-area/","https://ppcinsulators.com/wp-content/uploads/2017/06/PPC_ANSI_Solid-Core_US-Letter-updated-LQ.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://ppcinsulators.com/download-area/","attribution":"PPC Insulators"},"delivery":{"kind":"original","name":"PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf","format":"PDF","sha256":"f9dc78cfecc4bbcbac11bd5d9256580b01f684540dd703298c52f7816d12b3b3","bytes":1954453,"includes":["Unchanged official original"]},"downloadUrl":"https://eloragrid.ai/tools/cad-library/download/ppc-insulators-150-su/catalogue"}],"fileClasses":["station-post insulator","manufacturer model-specific table","catalogue outline reference"],"configurationNote":"Use the 150 SU column on PDF page 7. The download is the complete catalogue, not a standalone DWG or STEP part.","applications":["switchyards","substations"],"technicalFacts":[{"label":"Height (in)","value":"14","sourceUrl":"https://ppcinsulators.com/wp-content/uploads/2017/06/PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf#page=7"},{"label":"Top BCD (in)","value":"3","sourceUrl":"https://ppcinsulators.com/wp-content/uploads/2017/06/PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf#page=7"},{"label":"Bottom BCD (in)","value":"3","sourceUrl":"https://ppcinsulators.com/wp-content/uploads/2017/06/PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf#page=7"},{"label":"Leakage Distance (in)","value":"24","sourceUrl":"https://ppcinsulators.com/wp-content/uploads/2017/06/PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf#page=7"},{"label":"Max Shed Diameter (in)","value":"6.3","sourceUrl":"https://ppcinsulators.com/wp-content/uploads/2017/06/PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf#page=7"},{"label":"Diameter Dt (in)","value":"4.3","sourceUrl":"https://ppcinsulators.com/wp-content/uploads/2017/06/PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf#page=7"},{"label":"Diameter Db (in)","value":"4.3","sourceUrl":"https://ppcinsulators.com/wp-content/uploads/2017/06/PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf#page=7"},{"label":"Cantilever Strength, Upright, Pounds","value":"2000","sourceUrl":"https://ppcinsulators.com/wp-content/uploads/2017/06/PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf#page=7"},{"label":"Impulse Withstand, kV","value":"150","sourceUrl":"https://ppcinsulators.com/wp-content/uploads/2017/06/PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf#page=7"}],"partNumber":"150 SU","equipmentFacts":[{"label":"Equipment / resource","value":"150 SU ANSI porcelain station-post insulator"},{"label":"Manufacturer","value":"PPC Insulators"},{"label":"Resource type","value":"Product"},{"label":"Part number","value":"150 SU"},{"label":"Height (in)","value":"14"},{"label":"Top BCD (in)","value":"3"},{"label":"Bottom BCD (in)","value":"3"},{"label":"Leakage Distance (in)","value":"24"},{"label":"Max Shed Diameter (in)","value":"6.3"},{"label":"Diameter Dt (in)","value":"4.3"},{"label":"Diameter Db (in)","value":"4.3"},{"label":"Cantilever Strength, Upright, Pounds","value":"2000"},{"label":"Impulse Withstand, kV","value":"150"},{"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/ppc-insulators-150-su/catalogue?asset=a3843fe4a2d3509dabe4d3661b34e9c0baa7b8ad7bcfbb0a8de31044a8b18cdd","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 PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf and open PDF page 7. Find the 150 SU 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 150 SU on a substation support, use PDF page 7 to compare its mounting interfaces with the structure and conductor connection. The listed Height (in) is 14.","drawings":"Download PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf and open PDF page 7. Find the 150 SU 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":"PPC Insulators official source","url":"https://ppcinsulators.com/wp-content/uploads/2017/06/PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf#page=7"}],"profileId":"station-post-insulator","checklist":["For 150 SU, the source records Height (in): 14. Match that value to the conductor-support arrangement.","Compare the 150 SU column on PDF page 7 with the exact fixing or stud arrangement shown in the catalogue; use the dimensions for this exact reference.","The source also lists Top BCD (in): 3. Check the project requirement against the manufacturer’s specified units and conditions.","BCD or PCD is the diameter of the circle through the fixing-hole centres. Compare both top and bottom fixing patterns with the supporting structure and conductor fitting.","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 150 SU information in this download?","answer":"Open PDF page 7 of PPC_ANSI_Solid-Core_US-Letter-updated-LQ.pdf and find the 150 SU column. The page preview preserves the manufacturer table; the download contains the complete catalogue."},{"question":"Is an editable CAD model included for 150 SU?","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/ppc-insulators-150-su"}