I love it, don’t stop. I’ll read this shit all night long. Using just a resistive bank is why the didn’t blow anything up, but this means nothing in the inductance reactive world of motors and HVAC systems unless using VFD Controlled motors and hermetic devices
You have my attention
The test facility’s report writer is being far more professional than I am capable of. I would simply write in the report these azz clowns don’t know shit about NEC colors or proper wiring methods. I would definitely used single conductors to carry each leg and not used 2 smaller in a pair. It messes with the clamp on meter’s accuracy