On Sunday, September 2, 2018 at 7:05:28 PM UTC-4, AS wrote:
I can tell you that the current starting load for a 430 hp electric motor is substantial. Don't know if they are using a soft start or something equal it takes a lot of power to start a 430 hp electric motor. The amp requirements are huge, interesting concept, huge electric requirements. Bob

I think it would take almost 1 mg to start a 430 hp electric motor DOL. Huge power requirement.

Bob - they are all using frequency controllers! These are not your on-off industrial motors used to power a belt conveyor or hammer-mill! Think electric cars ...
Uli
'AS'

Even with a VFD the electrical requirement is huge. Bob