# XT4 3p FIXED EF LOW XT4 3p FIXED EF LOW: ABB manufacturer STEP resource, document 1SDH001295R0553, revision A. Use it to coordinate the breaker, switch or accessory arrangement in the switchgear assembly. ## Equipment and file summary Equipment / resource: XT4 3p FIXED EF LOW Manufacturer: ABB Resource type: Named drawing reference Manufacturer drawing: 1SDH001295R0553 Model extents (X × Y × Z, mm): 91.5 × 12.0 × 65.0 Listed file formats: STEP Listed files: 1 Available previews: 1 interactive model variants Recorded revisions: A Source checked: 2026-11-03 Download access: Email registration for site downloads; official source links are also available ## Related GA references - [Air circuit breaker](https://eloragrid.ai/objects/ga-air-circuit-breaker) - [Moulded-case circuit breaker](https://eloragrid.ai/objects/ga-moulded-case-circuit-breaker) Canonical page: https://eloragrid.ai/tools/cad-library/equipment/abb-xt4-3p-fixed-ef-low-3d8c43c2 Manufacturer: ABB Entry type: Named drawing reference Part number: Not specified — select exact configuration Category: Breakers & accessories Formats: STEP Market discovery: Global Access: Direct download Official source: https://search.abb.com/library/Download.aspx?DocumentID=1SDH001295R0553&LanguageCode=en&LanguageCode=it&DocumentPartId=&Action=Launch Manufacturer evidence: https://search.abb.com/library/Download.aspx?DocumentID=1SDH001295R0553&LanguageCode=en&LanguageCode=it&DocumentPartId=&Action=Launch&DocumentRevisionId=A Source checked: 2026-11-03 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. Manufacturer library discovery does not establish regional certification. Match the listed frame, terminal arrangement and accessories to the project. Original STEP 3D geometry for XT4 3p FIXED EF LOW; ABB document 1SDH001295R0553 ## In plain English ### What the equipment does A circuit breaker opens and closes a power circuit and can interrupt it when its protection or trip system responds to a fault. ### A simple example When coordinating XT4 3p FIXED EF LOW in switchgear, place the documented arrangement beside the adjacent equipment and compare its fixing and connection access with the source drawing. The supplied model spans 91.5 × 12.0 × 65.0 mm along its own X, Y and Z axes. ### What the drawings help you do Use 1SDH001295R0553_1PA_001_00_XT4_3P_FIXED_EF_INF.stp for XT4 3p FIXED EF LOW. STEP is the supplied editable 3D exchange file; the browser model is a simplified display preview. Match ABB document 1SDH001295R0553 revision A when checking a replacement. ### Before using this reference - Match the configuration named “XT4 3p FIXED EF LOW”; terminal direction, mounting version and pole options can change the outline. - Use ABB document 1SDH001295R0553, revision A, to check the mounting and connection details before placing this item in the assembly. - The supplied model spans 91.5 × 12.0 × 65.0 mm along its own X, Y and Z axes. These are model extents, not installation clearances. ### Which ABB source identifies XT4 3p FIXED EF LOW? The acquired file is 1SDH001295R0553_1PA_001_00_XT4_3P_FIXED_EF_INF.stp, document 1SDH001295R0553, revision A. The manufacturer source and pinned original link appear below. ### Does the preview establish installation clearances? No. The supplied model spans 91.5 × 12.0 × 65.0 mm along its own X, Y and Z axes. Use the installation requirements for XT4 3p FIXED EF LOW and the selected assembly to reserve cable and service access. ### Terms - CAD: Computer-aided design files used to prepare drawings and models. - Revision: The recorded version of a drawing or model. Concept diagram: Identify the named configuration → Check the manufacturer drawing → Coordinate mounting and connections A simplified explanation of how this item works. It does not show terminal wiring or an operating procedure. - [ABB official source](https://search.abb.com/library/Download.aspx?DocumentID=1SDH001295R0553&LanguageCode=en&LanguageCode=it&DocumentPartId=&Action=Launch&DocumentRevisionId=A) ## Which file should I choose? Use 1SDH001295R0553_1PA_001_00_XT4_3P_FIXED_EF_INF.stp for XT4 3p FIXED EF LOW. STEP is the supplied editable 3D exchange file; the browser model is a simplified display preview. Match ABB document 1SDH001295R0553 revision A when checking a replacement. ## Official files - 1SDH001295R0553_1PA_001_00_XT4_3P_FIXED_EF_INF.stp (STEP): https://search.abb.com/library/Download.aspx?DocumentID=1SDH001295R0553&LanguageCode=en&LanguageCode=it&DocumentPartId=&Action=Launch&DocumentRevisionId=A Site download: https://eloragrid.ai/tools/cad-library/download/abb-xt4-3p-fixed-ef-low-3d8c43c2/original Hosting basis: no-explicit-prohibition; publisher attribution: ABB; reviewed: 2026-11-03 Rights review: Public ABB Library metadata, original file header and extracted document notices were inspected. No explicit prohibition was identified in this specific original or the library terms link. Copyright remains with ABB; no redistribution licence is asserted.; evidence: https://library.abb.com/, https://library.abb.com/privacy, https://search.abb.com/library/Download.aspx?DocumentID=1SDH001295R0553&LanguageCode=en&LanguageCode=it&DocumentPartId=&Action=Launch&DocumentRevisionId=A Purpose: Original STEP 3D geometry for XT4 3p FIXED EF LOW; ABB document 1SDH001295R0553; acquired: true; redistribution: unknown; SHA-256: 5e695cc4d6f47e6f38ae450ce8e628bc74aa85d0679ced93167190891ff9dc8e; revision: A Global discovery is not proof of regional certification. Confirm exact configuration, revision, dimensional units and use rights with the manufacturer.