I have 2 large sound booths in our building. they are the size of a small room 150 square ft. I was told I needed sprinkler head installed in each one.
I have a system where we are supplying a skid with 3 VFD/motors. The VFD/motors are each wired to there own fused safety disconnect. The skid also has a fused disconnect for power supply to a 480/120 transformer. The transformer supplies power to receptacles. The receptacles have 120vac controllers plugged in to them. These