A motor's starting current is quite high compared to when it has reached full speed. An electric motor during start up overcomes inertia, begins turning and establishes the magnetic
http://www.ehow.com/info_8147212_manysepticsyste...

This isn't a simple answer. A third party is needed to figure out how many watts are in an amp. You must know how many volts are involved as well. You divide the watts by the number
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For a single phase 3 HP motor at 208 volts the amperage is 18.7 amps. For a three phase 3 HP motor at 208 volts the amperage is 10.5 amps. This figure is derived at by taking the
http://wiki.answers.com/Q/How_many_Amps_for_3_hors...

12 Amp would be 2 1/4 horsepower. Thanks for asking ChaCha.
http://www.chacha.com/question/howmanyhorsepower...
