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waisak

Member Since 15 Dec 2009
Offline Last Active Jan 02 2010 05:08 AM
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Posts I've Made

In Topic: Oversized Motors

02 January 2010 - 04:48 AM

I agree with Mr.Mario, it is true that we must comparing the efficiency of oversized motor with energy-efficient motor at operating load. therefore we can obtain the energy saving. Considering motor is just not only about efficiency but the value of power factor which is decreasing sharply at use less than 50% of load. The graphic on the site below may be can help us more understand:

http://www.p2pays.org/ref/40/39569.pdf

Regard's
Waisak
Student of Food and Technology Department
Bogor Agricultural University
Indonesia