Re: Power factor correction capacitors for MOTs

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Gerry Reynolds" <gerryreynolds-at-earthlink-dot-net> 


One way is to buy a "KILL_A_WATT" meter ($30) and measure the PF and then
calculate the PFC needed.  These meters work great and are good upto 15A of
120V.  The measure line frequency, VA, real watts, PF, line voltage, line
current, and energy consumed (like a stop watch).

Gerry R.

 > Original poster: "Borislav Trifonov" <bdt-at-shaw.ca>
 >
 > How do I determine the proper PFC cap, or if I even need one, for a
 > MOT?  Mine has been modified by removing the magnetic shunts and
 > reassembling the laminations so that they are interleaved, so I don't know
 > how that affects the usual numbers used.  I don't know how to measure PFC
 > and I don't have a scope.
 >
 >