No specific conductor type is needed for your VFD supply side cabling.
First prize for your load side cabling is continuously welded corrugated armor jacket with three power conductors and three ground conductors as you stated.
Our experience has shown that a suitable substitiute for this on...
We are currently involved in a design/build of two pressurized high rate sand filters for production of cooling water for use in our factory. We have procured a professionally designed underdrain lateral system and plan to use 8/12 garnet for base support media, 20/40 garnet for middle...