1) How many S9 miners can we run with 150KVA transformer, 400A 3Phase, 208v? Please post your calculation formulae, I want to see how far my math and education is off.
2) We have (30) 2pole 20A breakers planned to feed 5 shelves with 60 S'9s and 10 L3"s
3) What is the best UL certified PDU option for rows of 10 miners?
4) Who has the best pricing on industrial shelving and what vendors?