conversions

[aharrigan]

If a 12 Kw load at 54 volts is removed what is the result on the 480 volt side. 12 KW is
12 Kw, but there must be some difference thru the transformer and rectifier?

 

[LarryFine]

If a 12 Kw load at 54 volts is removed what is the result on the 480 volt side. 12 KW is
12 Kw, but there must be some difference thru the transformer and rectifier?

Very little difference. For the sake of this discussion, no difference.

If there are any filter capacitors, there's the initial charging current.

 

[BJ Conner]

If a 12 Kw load at 54 volts is removed what is the result on the 480 volt side. 12 KW is
12 Kw, but there must be some difference thru the transformer and rectifier?

14.4 Amps per phase at unity power factor and 100% efficiency.