Quote Originally Posted by mas985 View Post
It depends on your service factor as well. Most high efficiency pumps have fairly high service factor of 1.6 or greater which makes the braking HP (true HP) higher. For a 3/4 HP pump, that is about 1.2 braking HP with a service factor of 1.6. BHP to energy use is about 75%-85% efficiency:

Kw = BHP * .746 / .75 = 1.2 kw

So what you are reading is reasonable.
You are indeed correct. The service factor on my pump is 1.67.