# 4C Series Relay Interface Module Finder 4C Series Relay Interface Module: original DXF / STEP for protection or metering equipment layouts. ## Equipment and file summary Equipment / resource: 4C Series Relay Interface Module Manufacturer: Finder Resource type: Product family Manufacturer drawing identity: 4C Series Relay Interface Module Source-model envelope: 86.8 × 68.3 × 15.8 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: 13 drawing previews; 5 interactive model variants Recorded revisions: Confirm the revision with the manufacturer Source checked: 2026-11-11 Download access: Email registration for site downloads; official source links are also available ## Related GA references - [Protection relay IED](https://eloragrid.ai/objects/ga-protection-relay-ied) - [Power quality meter](https://eloragrid.ai/objects/ga-power-quality-meter) Canonical page: https://eloragrid.ai/tools/cad-library/equipment/mfr-finder-4c-series-relay-interface-module-057422b51b Manufacturer: Finder Entry type: Product family Part number: Not specified — select exact configuration Category: Protection & metering Formats: DXF, STEP Market discovery: Global Access: Direct download Official source: https://www.nhpnz.co.nz/Resources/Downloads Manufacturer evidence: https://www.nhpnz.co.nz/Resources/Downloads 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 4C Series Relay Interface Module. ## In plain English ### What the equipment does A relay uses an electrical input or measured condition to change its contacts or output. This lets one circuit pass a command or indication to another. ### A simple example Finder-4C-Series-Relay-Interface-Module-DXF-2D-CAD-Block.zip is the original NHP Electrical Engineering Products archive. Its 8 drawing/model members include DXF files/4C.01.dxf, DXF files/4C.02.dxf, DXF files/4C.51.dxf; the complete filenames are in the file inventory. Match the member to 4C Series Relay Interface Module before placing it. ### What the drawings help you do Finder-4C-Series-Relay-Interface-Module-DXF-2D-CAD-Block.zip is the original NHP Electrical Engineering Products archive. Its 8 drawing/model members include DXF files/4C.01.dxf, DXF files/4C.02.dxf, DXF files/4C.51.dxf; the complete filenames are in the file inventory. Match the member to 4C Series Relay Interface Module before placing it. Finder-4C-Series-Relay-Interface-Module-STEP-3D-CAD-Block.zip is the original NHP Electrical Engineering Products archive. Its 5 drawing/model members include 4C.stp_-2/4C01.stp, 4C.stp_-2/4C02.stp, 4C.stp_-2/4C52.stp; the complete filenames are in the file inventory. Match the member to 4C Series Relay Interface Module before placing it. ### Before using this reference - Match Finder 4C Series Relay Interface Module and the exact source filename shown above. - The supplied model has approximate X × Y × Z bounds of 86.8 × 68.3 × 15.8 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. Use Documentation & sources to check for a newer issue. ### Which original files are supplied for 4C Series Relay Interface Module? 2 inspected originals for Finder 4C Series Relay Interface Module: Finder-4C-Series-Relay-Interface-Module-DXF-2D-CAD-Block.zip (ZIP); Finder-4C-Series-Relay-Interface-Module-STEP-3D-CAD-Block.zip (ZIP). ### Where did these Finder files come from? NHP Electrical Engineering Products supplied the original files through https://www.nhpnz.co.nz/Resources/Downloads. 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 4C Series Relay Interface Module → Choose ZIP → Check the matching source configuration A simplified explanation of how this item works. It does not show terminal wiring or an operating procedure. - [Finder official source](https://www.nhpnz.co.nz/Resources/Downloads) ## Which file should I choose? Finder-4C-Series-Relay-Interface-Module-DXF-2D-CAD-Block.zip is the original NHP Electrical Engineering Products archive. Its 8 drawing/model members include DXF files/4C.01.dxf, DXF files/4C.02.dxf, DXF files/4C.51.dxf; the complete filenames are in the file inventory. Match the member to 4C Series Relay Interface Module before placing it. Finder-4C-Series-Relay-Interface-Module-STEP-3D-CAD-Block.zip is the original NHP Electrical Engineering Products archive. Its 5 drawing/model members include 4C.stp_-2/4C01.stp, 4C.stp_-2/4C02.stp, 4C.stp_-2/4C52.stp; the complete filenames are in the file inventory. Match the member to 4C Series Relay Interface Module before placing it. ## Official files - Finder-4C-Series-Relay-Interface-Module-DXF-2D-CAD-Block.zip (ZIP): https://www.nhpnz.co.nz/public/assets/pim/Original/10049/Finder-4C-Series-Relay-Interface-Module-DXF-2D-CAD-Block.zip Site download: https://eloragrid.ai/tools/cad-library/download/mfr-finder-4c-series-relay-interface-module-057422b51b/nhp-188144 Hosting basis: no-explicit-prohibition; publisher attribution: NHP Electrical Engineering Products; 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://www.nhpnz.co.nz/public/assets/pim/Original/10049/Finder-4C-Series-Relay-Interface-Module-DXF-2D-CAD-Block.zip Purpose: Original manufacturer CAD archive; acquired: true; redistribution: unknown; SHA-256: ea304be9275e29b09b00d6aa3fa3351615808f59437680498a331165d8e69ae4; revision: not recorded - DXF files/4C.01.dxf - DXF files/4C.02.dxf - DXF files/4C.51.dxf - DXF files/4C.52.dxf - DXF files/4CP1.dxf - DXF files/4CP1_SMA.dxf - DXF files/4CP2.dxf - DXF files/4CP2_SMA.dxf - Finder-4C-Series-Relay-Interface-Module-STEP-3D-CAD-Block.zip (ZIP): https://www.nhpnz.co.nz/public/assets/pim/Original/10049/Finder-4C-Series-Relay-Interface-Module-STEP-3D-CAD-Block.zip Site download: https://eloragrid.ai/tools/cad-library/download/mfr-finder-4c-series-relay-interface-module-057422b51b/nhp-188145 Hosting basis: no-explicit-prohibition; publisher attribution: NHP Electrical Engineering Products; 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://www.nhpnz.co.nz/public/assets/pim/Original/10049/Finder-4C-Series-Relay-Interface-Module-STEP-3D-CAD-Block.zip Purpose: Original manufacturer CAD archive; acquired: true; redistribution: unknown; SHA-256: 37753fecdc781d3026b9adbe40a8473e24d856ad5e0fe2bced4aa302f66c2772; revision: not recorded - 4C.stp_-2/4C01.stp - 4C.stp_-2/4C02.stp - 4C.stp_-2/4C52.stp - 4C.stp_-2/4CP1.stp - 4C.stp_-2/4CP2.stp - 4C.stp_-2/Thumbs.db Global discovery is not proof of regional certification. Confirm exact configuration, revision, dimensional units and use rights with the manufacturer.