# TeSys LR.D - Differential thermal overload relays Class 10, 10A or 20 for connection by bars or connectors Schneider Electric TeSys LR.D - Differential thermal overload relays Class 10, 10A or 20 for connection by bars or connectors: original DXF / STEP for terminal or connection hardware layouts. ## Equipment and file summary Equipment / resource: TeSys LR.D - Differential thermal overload relays Class 10, 10A or 20 for connection by bars or connectors Manufacturer: Schneider Electric Resource type: Product Manufacturer drawing identity: TeSys LR.D - Differential thermal overload relays Class 10, 10A or 20 for connection by bars or connectors Source document: MCADPD0004664_3D-CAD; revision 1.0 Source-model envelope: 115 × 118 × 123.5 mm 2D preview basis: The orthographic views are projected from the manufacturer 3D geometry. They are labelled separately from original dimensioned sheets and do not add manufacturer dimensions. Listed file formats: DXF, STEP Listed files: 2 Available previews: 2 drawing previews; 1 interactive model variants Recorded revisions: 1.0 Source checked: 2026-11-11 Download access: Email registration for site downloads; official source links are also available ## Related GA references - [Terminal strip assembly](https://eloragrid.ai/objects/terminal-strip) - [Cable gland](https://eloragrid.ai/objects/ga-cable-gland) Canonical page: https://eloragrid.ai/tools/cad-library/equipment/mfr-schneider-electric-tesys-lr-d-differential-thermal-overload-relays-class-10-10a-or-20-for-connection-by-b-fb9b9fd554 Manufacturer: Schneider Electric Entry type: Product Part number: Not specified — select exact configuration Category: Wiring & terminals Formats: DXF, STEP Market discovery: Global Access: Direct download Official source: https://www.se.com/us/en/download/document/MCADPD0004664_3D-CAD/ Manufacturer evidence: https://www.se.com/us/en/download/document/MCADPD0004664_3D-CAD/ Source checked: 2026-11-11 Inspected originals are available from this website through the existing download email prompt. Manufacturer source discovery; confirm the exact regional equipment configuration and certification separately. Use the manufacturer configuration named TeSys LR.D - Differential thermal overload relays Class 10, 10A or 20 for connection by bars or connectors. ## In plain English ### What the equipment does Overload protection responds when a motor is carrying excessive current for too long or heating beyond its configured limit. It can request that the motor is stopped. ### A simple example Use MCADPD0004664_2D-front.dxf (revision 1.0) to insert the supplied editable drawing into your layout. ### What the drawings help you do Use MCADPD0004664_2D-front.dxf (revision 1.0) to insert the supplied editable drawing into your layout. Use MCADPD0004664_3D-simplified.stp (revision 1.0) to place the original solid geometry in your 3D assembly. The ZIP contains the unmodified MCADPD0004664_3D-simplified.stp. ### Before using this reference - Match Schneider Electric TeSys LR.D - Differential thermal overload relays Class 10, 10A or 20 for connection by bars or connectors and the exact source filename shown above. - The supplied model has approximate X × Y × Z bounds of 115 × 118 × 123.5 mm. These are source-model axes; mounting holes and installation clearances must come from the matching manufacturer sheet. - The orthographic views are projected from the manufacturer 3D geometry. They are labelled separately from original dimensioned sheets and do not add manufacturer dimensions. - The source was checked on 2026-11-11; recorded file revisions: MCADPD0004664_2D-front.dxf — 1.0; MCADPD0004664_3D-simplified.stp — 1.0. Use Documentation & sources to check for a newer issue. ### Which original files are supplied for TeSys LR.D - Differential thermal overload relays Class 10, 10A or 20 for connection by bars or connectors? 2 inspected originals for Schneider Electric TeSys LR.D - Differential thermal overload relays Class 10, 10A or 20 for connection by bars or connectors: MCADPD0004664_2D-front.dxf (DXF); MCADPD0004664_3D-simplified.stp (STEP). ### Where did these Schneider Electric files come from? Schneider Electric supplied the original files through https://www.se.com/us/en/download/document/MCADPD0004664_3D-CAD/. The source reference, revision, original bytes and checksum are retained with each download. ### Terms - CAD: Computer-aided design files used to prepare drawings and models. - Revision: The recorded version of a drawing or model. Concept diagram: Identify TeSys LR.D - Differential thermal overload relays Class 10, 10A or 20 for connection by bars or connectors → Choose DXF or STEP → Check the matching source configuration A simplified explanation of how this item works. It does not show terminal wiring or an operating procedure. - [Schneider Electric official source](https://www.se.com/us/en/download/document/MCADPD0004664_3D-CAD/) ## Which file should I choose? Use MCADPD0004664_2D-front.dxf (revision 1.0) to insert the supplied editable drawing into your layout. Use MCADPD0004664_3D-simplified.stp (revision 1.0) to place the original solid geometry in your 3D assembly. The ZIP contains the unmodified MCADPD0004664_3D-simplified.stp. ## Official files - MCADPD0004664_2D-front.dxf (DXF): https://download.se.com/files?p_File_Name=MCADPD0004664_2D-front.dxf&p_Doc_Ref=MCADPD0004664_3D-CAD&p_enDocType=CAD Site download: https://eloragrid.ai/tools/cad-library/download/mfr-schneider-electric-tesys-lr-d-differential-thermal-overload-relays-class-10-10a-or-20-for-connection-by-b-fb9b9fd554/se-447f1105c60bf982f2b7 Hosting basis: no-explicit-prohibition; publisher attribution: Schneider Electric; reviewed: 2026-11-11 Rights review: Public manufacturer/supplier CAD original inspected with its included notices; no explicit applicable reproduction prohibition identified. Rights remain unknown.; evidence: https://download.se.com/files?p_File_Name=MCADPD0004664_2D-front.dxf&p_Doc_Ref=MCADPD0004664_3D-CAD&p_enDocType=CAD Purpose: Original manufacturer DXF geometry; acquired: true; redistribution: unknown; SHA-256: c0e3ca9f2e266c4c77b2b60fb6556ae7eb723aca8d402f7053a2f6b319e592f2; revision: 1.0 - MCADPD0004664_3D-simplified.stp (STEP): https://download.se.com/files?p_File_Name=MCADPD0004664_3D-simplified.stp&p_Doc_Ref=MCADPD0004664_3D-CAD&p_enDocType=CAD Site download: https://eloragrid.ai/tools/cad-library/download/mfr-schneider-electric-tesys-lr-d-differential-thermal-overload-relays-class-10-10a-or-20-for-connection-by-b-fb9b9fd554/se-8816adf790efc30cccd0 Hosting basis: no-explicit-prohibition; publisher attribution: Schneider Electric; reviewed: 2026-11-11 Rights review: Public manufacturer/supplier CAD original inspected with its included notices; no explicit applicable reproduction prohibition identified. Rights remain unknown.; evidence: https://download.se.com/files?p_File_Name=MCADPD0004664_3D-simplified.stp&p_Doc_Ref=MCADPD0004664_3D-CAD&p_enDocType=CAD Purpose: Original manufacturer STEP geometry; acquired: true; redistribution: unknown; SHA-256: e58bc84271cab225a01373285f72dbb5eff9d431c6a243ce0a0d0cfc6959f487; revision: 1.0 Global discovery is not proof of regional certification. Confirm exact configuration, revision, dimensional units and use rights with the manufacturer.