Existing Junction Box with service wires 3/350mcm 3 phase 480 volt, out of that feeds Fire pump controller , then seperate run to another service disconnect.
They want to add transfer switch & generator.
Can one transfer switch be used for both
Fire pump controller & control power panel?
generator sizing ? (remember Fire Pump)
125 hp 3 phase. 480
10kva Transformer for misc. 480/120/240v 1phase
yoopersup
