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Cooling Load Factors: motor efficiency multi

kW150p0 poles8 enclosed to kW15p0 poles8 open

ASHRAE cooling load calculation factors — people heat gain, lighting power density, luminaire heat fractions, motor efficiency, cooking/warewashing appliance heat gain, office/computer equipment heat gain, glazing optical properties, radiative/convective fractions, surface solar absorptance, wall and roof conduction time series (CTS), construction material layer properties, radiant time series (RTS), zone characteristics, and below-grade heat transfer coefficients. Source: ASHRAE Handbook Fundamentals 2021, Chapter 18.

Mechanical Engineeringfactor type: motor efficiency multi10 rowsPage 4 of 19
factor typeitem idfull load efficiency pct (%)motor kW (kW)motor typenum poles (dimensionless)
motor efficiency multikW150p0 poles8 enclosed94.5150Enclosed8
motor efficiency multikW150p0 poles8 open94.1150Open8
motor efficiency multikW15p0 poles2 enclosed9115Enclosed2
motor efficiency multikW15p0 poles2 open9115Open2
motor efficiency multikW15p0 poles4 enclosed9315Enclosed4
motor efficiency multikW15p0 poles4 open9315Open4
motor efficiency multikW15p0 poles6 enclosed91.715Enclosed6
motor efficiency multikW15p0 poles6 open92.415Open6
motor efficiency multikW15p0 poles8 enclosed90.215Enclosed8
motor efficiency multikW15p0 poles8 open9115Open8

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