Which file should I choose?
Socomec-Diris-Digiware-S-135-2D-CAD-Block.zip is the original NHP Electrical Engineering Products archive. Its 7 drawing/model members include 48290161_front.dwg, 48290161_back.dwg, 48290161_top.dwg; the complete filenames are in the file inventory. Match the member to Diris Digiware S 135 before placing it.
Socomec-Diris-Digiware-S-135-3D-CAD-Block.zip is the original NHP Electrical Engineering Products archive. Open 48290161_3D.dwg inside it to insert the supplied editable drawing into your layout.
