# E4.2/E4.3 III F TERMINALS HR LOWER 4000A ABB E4.2/E4.3 III F TERMINALS HR LOWER 4000A: breaker connection or accessory reference for breaker compartment and mounting interfaces. Manufacturer reference 1SDH001252R0178. ## Equipment and file summary Equipment / resource: E4.2/E4.3 III F TERMINALS HR LOWER 4000A Manufacturer: ABB Resource type: Named drawing reference Manufacturer drawing: 1SDH001252R0178 Source configurations grouped on this page: E4.2/E4.3 III F TERMINALS HR LOWER 4000A; E4.2/E4.3 III F TERMINALS HR UPPER 4000A Manufacturer reference: 1SDH001252R0178 Document revision: A Model envelope: 1SDH001252R0178_1PA_001_01_E4.2_III_F_TERMINALS_HR_LOWER_4000A.stp: 332 × 70.5 × 80 mm (approximate X × Y × Z bounds of the tessellated source model) Manufacturer reference: 1SDH001252R0180 Model envelope: 1SDH001252R0180_1PA_001_01_E4.2_III_F_TERMINALS_HR_UPPER_4000A.stp: 332 × 70.5 × 80 mm (approximate X × Y × Z bounds of the tessellated source model) Listed file formats: STEP Listed files: 2 Available previews: 2 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-e4-2-e4-3-iii-f-terminals-hr-lower-4000a-a2f7a091b6 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=1SDH001252R0178&LanguageCode=en&LanguageCode=it&DocumentPartId=&Action=Launch&DocumentRevisionId=A Manufacturer evidence: https://search.abb.com/library/Download.aspx?DocumentID=1SDH001252R0178&LanguageCode=en&LanguageCode=it&DocumentPartId=&Action=Launch&DocumentRevisionId=A Source checked: 2026-11-03 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. This reference covers the connection or accessory named in “E4.2/E4.3 III F TERMINALS HR LOWER 4000A”. It is not the complete breaker-and-compartment assembly. The supplied configuration is “E4.2/E4.3 III F TERMINALS HR LOWER 4000A”. Keep those frame, mounting and accessory codes with the inserted drawing. ## In plain English ### Using the E4.2/E4.3 III F TERMINALS HR LOWER 4000A reference ABB E4.2/E4.3 III F TERMINALS HR LOWER 4000A: breaker connection or accessory reference for breaker compartment and mounting interfaces. Manufacturer reference 1SDH001252R0178. ### A simple example Use 1SDH001252R0178_1PA_001_01_E4.2_III_F_TERMINALS_HR_LOWER_4000A.stp revision A for the supplied solid assembly in your 3D layout. Match the E4.2/E4.3 III F TERMINALS HR LOWER 4000A configuration named by ABB. ### What the drawings help you do Use 1SDH001252R0178_1PA_001_01_E4.2_III_F_TERMINALS_HR_LOWER_4000A.stp revision A for the supplied solid assembly in your 3D layout. Use 1SDH001252R0180_1PA_001_01_E4.2_III_F_TERMINALS_HR_UPPER_4000A.stp revision A for the supplied solid assembly in your 3D layout. Match the E4.2/E4.3 III F TERMINALS HR UPPER 4000A configuration named by ABB. ### Before using this reference - This reference covers the connection or accessory named in “E4.2/E4.3 III F TERMINALS HR LOWER 4000A”. It is not the complete breaker-and-compartment assembly. - The supplied configuration is “E4.2/E4.3 III F TERMINALS HR LOWER 4000A”. Keep those frame, mounting and accessory codes with the inserted drawing. - Use the exact frame, pole and mounting configuration named by this reference. Door drilling, connection and accessory drawings describe those interfaces rather than a complete switchboard. - 1SDH001252R0178_1PA_001_01_E4.2_III_F_TERMINALS_HR_LOWER_4000A.stp has approximate model bounds of 332 × 70.5 × 80 mm (approximate X × Y × Z bounds of the tessellated source model). Compare these model axes with the installation orientation; mounting and service clearances are separate requirements. - This reference covers the connection or accessory named in “E4.2/E4.3 III F TERMINALS HR UPPER 4000A”. It is not the complete breaker-and-compartment assembly. - The supplied configuration is “E4.2/E4.3 III F TERMINALS HR UPPER 4000A”. Keep those frame, mounting and accessory codes with the inserted drawing. - 1SDH001252R0180_1PA_001_01_E4.2_III_F_TERMINALS_HR_UPPER_4000A.stp has approximate model bounds of 332 × 70.5 × 80 mm (approximate X × Y × Z bounds of the tessellated source model). Compare these model axes with the installation orientation; mounting and service clearances are separate requirements. - This page groups 2 source references for the same configuration or model geometry. The file list retains the separate formats and source revisions. ### What can I use the E4.2/E4.3 III F TERMINALS HR LOWER 4000A reference for? Use this breaker connection or accessory reference for breaker compartment and mounting interfaces. This reference covers the connection or accessory named in “E4.2/E4.3 III F TERMINALS HR LOWER 4000A”. It is not the complete breaker-and-compartment assembly. ### Which manufacturer reference identifies this drawing? ABB reference 1SDH001252R0178. The file list retains the original source and recorded revision. ### Terms Concept diagram: Identify E4.2/E4.3 III F TERMINALS HR LOWER 4000A → Select the drawing or model → Check the mounting interface This reference covers the connection or accessory named in “E4.2/E4.3 III F TERMINALS HR LOWER 4000A”. It is not the complete breaker-and-compartment assembly. The supplied configuration is “E4.2/E4.3 III F TERMINALS HR LOWER 4000A”. Keep those frame, mounting and accessory codes with the inserted drawing. - [ABB source](https://search.abb.com/library/Download.aspx?DocumentID=1SDH001252R0178&LanguageCode=en&LanguageCode=it&DocumentPartId=&Action=Launch&DocumentRevisionId=A) ## Which file should I choose? Use 1SDH001252R0178_1PA_001_01_E4.2_III_F_TERMINALS_HR_LOWER_4000A.stp revision A for the supplied solid assembly in your 3D layout. Use 1SDH001252R0180_1PA_001_01_E4.2_III_F_TERMINALS_HR_UPPER_4000A.stp revision A for the supplied solid assembly in your 3D layout. Match the E4.2/E4.3 III F TERMINALS HR UPPER 4000A configuration named by ABB. ## Official files - 1SDH001252R0178_1PA_001_01_E4.2_III_F_TERMINALS_HR_LOWER_4000A.stp (STEP): https://search.abb.com/library/Download.aspx?DocumentID=1SDH001252R0178&LanguageCode=en&LanguageCode=it&DocumentPartId=&Action=Launch&DocumentRevisionId=A Site download: https://eloragrid.ai/tools/cad-library/download/abb-e4-2-e4-3-iii-f-terminals-hr-lower-4000a-a2f7a091b6/6857ec584570a44efed0 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=1SDH001252R0178&LanguageCode=en&LanguageCode=it&DocumentPartId=&Action=Launch&DocumentRevisionId=A Purpose: Manufacturer drawing reference 1SDH001252R0178; acquired: true; redistribution: unknown; SHA-256: 6857ec584570a44efed05107ec49c08035032b94b8ada65ee52bad4d08702d45; revision: A - 1SDH001252R0180_1PA_001_01_E4.2_III_F_TERMINALS_HR_UPPER_4000A.stp (STEP): https://search.abb.com/library/Download.aspx?DocumentID=1SDH001252R0180&LanguageCode=en&LanguageCode=it&DocumentPartId=&Action=Launch&DocumentRevisionId=A Site download: https://eloragrid.ai/tools/cad-library/download/abb-e4-2-e4-3-iii-f-terminals-hr-lower-4000a-a2f7a091b6/89b957d9a5cfba658687 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=1SDH001252R0180&LanguageCode=en&LanguageCode=it&DocumentPartId=&Action=Launch&DocumentRevisionId=A Purpose: Manufacturer drawing reference 1SDH001252R0180; acquired: true; redistribution: unknown; SHA-256: 89b957d9a5cfba65868745ae2fe42636d2a59e20f553ca7e5e0adf033e756bcb; revision: A Global discovery is not proof of regional certification. Confirm exact configuration, revision, dimensional units and use rights with the manufacturer.