This file (max format) presents a simple scene with an example of what can be done from this set. In the file there is a tubing with mounting hardware, cable, control Cabinet, and the door sealed itself with electric motors. Each item has a unwrap UVW , which is shown on several renders.
Tubing with the staples for holding cables (wires): Polys: 2762 Verts: 2858
Sealed door with all appliances and door frame: Polys: 43975(electric motors, gears, electrical cabinets, mechanisms) Verts: 47025
The rails to the sleepers with electropanelboard Polys: 12042 Verts: 13858
Main files (Max, 3ds files) are ready for rendering with Corona. All other files (are import from 3Ds max) contain only 3D model.
P.s Models were created in 3Ds Max 2016 without plugins (regular 3Ds Max can open them despite warnings)P.s.s You can always write me an email (evgeniy.903@protonmail.com) if you have any questions ;-)