# OTDC250...400UFS11, OTDC250...400UFSV11 ABB OTDC250...400UFS11, OTDC250...400UFSV11: switching-equipment reference for switch installation and operating arrangement. Manufacturer reference OTDC250-400UFSV11_IGS; OTDC250-400UFSV11_STP. ## Equipment and file summary Equipment / resource: OTDC250...400UFS11, OTDC250...400UFSV11 Manufacturer: ABB Resource type: Named drawing reference Manufacturer drawing: OTDC250-400UFSV11_IGS; OTDC250-400UFSV11_STP Manufacturer reference: OTDC250-400UFSV11_IGS; OTDC250-400UFSV11_STP Document revision: B Listed file formats: IGS, STEP Listed files: 2 Available previews: 1 interactive model variants Recorded revisions: B Source checked: 2026-11-04 Download access: Email registration for site downloads; official source links are also available ## Related GA references - [Switchgear panel](https://eloragrid.ai/objects/switchgear-panel) - [Switchboard](https://eloragrid.ai/objects/switchboard) - [Ring main unit](https://eloragrid.ai/objects/ring-main-unit) Canonical page: https://eloragrid.ai/tools/cad-library/equipment/abb-otdc250-400ufs11-otdc250-400ufsv11-igs-file-bfe9ab668d Manufacturer: ABB Entry type: Named drawing reference Part number: Not specified — select exact configuration Category: Switchboards & switchgear Formats: IGS, STEP Market discovery: Global Access: Direct download Official source: https://search.abb.com/library/Download.aspx?DocumentID=OTDC250-400UFSV11_IGS&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=B Manufacturer evidence: https://search.abb.com/library/Download.aspx?DocumentID=OTDC250-400UFSV11_IGS&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=B Source checked: 2026-11-04 2 original files are available to download here. Manufacturer sources and revisions are listed below. Confirm the exact regional configuration against the selected manufacturer drawing. The supplied configuration is “OTDC250...400UFS11, OTDC250...400UFSV11”. Keep those frame, mounting and accessory codes with the inserted drawing. ## In plain English ### Using the OTDC250...400UFS11, OTDC250...400UFSV11 reference ABB OTDC250...400UFS11, OTDC250...400UFSV11: switching-equipment reference for switch installation and operating arrangement. Manufacturer reference OTDC250-400UFSV11_IGS; OTDC250-400UFSV11_STP. ### A simple example otdc250_400ufsv11.igs is advertised as IGS. Its native format needs separate software validation before a browser model can be offered. ### What the drawings help you do otdc250_400ufsv11.igs is advertised as IGS. Its native format needs separate software validation before a browser model can be offered. Use otdc250_400ufsv11.stp revision B for the supplied solid assembly in your 3D layout. ### Before using this reference - The supplied configuration is “OTDC250...400UFS11, OTDC250...400UFSV11”. Keep those frame, mounting and accessory codes with the inserted drawing. - Check whether this reference is the switch body, an operating handle or another accessory. Handle and shaft references do not give the complete switch envelope or terminal clearances. ### What can I use the OTDC250...400UFS11, OTDC250...400UFSV11 reference for? Use this switching-equipment reference for switch installation and operating arrangement. The supplied configuration is “OTDC250...400UFS11, OTDC250...400UFSV11”. Keep those frame, mounting and accessory codes with the inserted drawing. ### Which manufacturer reference identifies this drawing? ABB reference OTDC250-400UFSV11_IGS; OTDC250-400UFSV11_STP. The file list retains the original source and recorded revision. ### Terms Concept diagram: Identify OTDC250...400UFS11, OTDC250...400UFSV11 → Select the drawing or model → Check the mounting interface The supplied configuration is “OTDC250...400UFS11, OTDC250...400UFSV11”. Keep those frame, mounting and accessory codes with the inserted drawing. - [ABB source](https://search.abb.com/library/Download.aspx?DocumentID=OTDC250-400UFSV11_IGS&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=B) ## Which file should I choose? otdc250_400ufsv11.igs is advertised as IGS. Its native format needs separate software validation before a browser model can be offered. Use otdc250_400ufsv11.stp revision B for the supplied solid assembly in your 3D layout. ## Official files - otdc250_400ufsv11.igs (IGS): https://search.abb.com/library/Download.aspx?DocumentID=OTDC250-400UFSV11_IGS&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=B Site download: https://eloragrid.ai/tools/cad-library/download/abb-otdc250-400ufs11-otdc250-400ufsv11-igs-file-bfe9ab668d/541986355d620c0cc92e Hosting basis: no-explicit-prohibition; publisher attribution: ABB; reviewed: 2026-11-04 Rights review: Reviewed the available source, embedded drawing text and archive notices. No explicit applicable redistribution prohibition was identified. Rights remain unknown; no licence or manufacturer endorsement is asserted.; evidence: https://search.abb.com/library/Download.aspx?DocumentID=OTDC250-400UFSV11_IGS&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=B Purpose: Manufacturer drawing reference OTDC250-400UFSV11_IGS; acquired: true; redistribution: unknown; SHA-256: 541986355d620c0cc92e1fe850e7e43150ce3aa231c33aeb192f00863b86e50f; revision: B - otdc250_400ufsv11.stp (STEP): https://search.abb.com/library/Download.aspx?DocumentID=OTDC250-400UFSV11_STP&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=B Site download: https://eloragrid.ai/tools/cad-library/download/abb-otdc250-400ufs11-otdc250-400ufsv11-igs-file-bfe9ab668d/a39eee42b5b33df845d1 Hosting basis: no-explicit-prohibition; publisher attribution: ABB; reviewed: 2026-11-04 Rights review: Reviewed the available source, embedded drawing text and archive notices. No explicit applicable redistribution prohibition was identified. Rights remain unknown; no licence or manufacturer endorsement is asserted.; evidence: https://search.abb.com/library/Download.aspx?DocumentID=OTDC250-400UFSV11_STP&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=B Purpose: Manufacturer drawing reference OTDC250-400UFSV11_STP; acquired: true; redistribution: unknown; SHA-256: a39eee42b5b33df845d12e403c07a6100e1653c4119e7df5959aac4e4e146718; revision: B Global discovery is not proof of regional certification. Confirm exact configuration, revision, dimensional units and use rights with the manufacturer.