nazza.70 Posted January 18, 2009 Report Share Posted January 18, 2009 salve a tutti gli Amici del forum.volevo sapere come faccio a determinare il consumo di corrente Link to comment Share on other sites More sharing options...
nazza.70 Posted January 18, 2009 Author Report Share Posted January 18, 2009 mi spiego meglio,come coverto le ampere in kw di una macchina trfase?grazie a tutti Link to comment Share on other sites More sharing options...
Livio Orsini Posted January 18, 2009 Report Share Posted January 18, 2009 P (in Watt) = 1,73*V*I*cosenphi Link to comment Share on other sites More sharing options...
nazza.70 Posted January 18, 2009 Author Report Share Posted January 18, 2009 grazie Livio,scusa la mia ignoranza ma potresti spiegarla meglio non sono molto pratico di formule elettriche. Link to comment Share on other sites More sharing options...
Luca Bettinelli Posted January 18, 2009 Report Share Posted January 18, 2009 V= Tensione in Volt di alimentazioneI= Corrente assorbita in Amperecosenphi= Fattore di potenza Link to comment Share on other sites More sharing options...
Benny Pascucci Posted January 18, 2009 Report Share Posted January 18, 2009 P (in Watt) = 1,73*V*I*cosenphiNella formula fornita da Livio, se ti riferisci a un motore asincrono trifase, al secondo membro devi dividere per il rendimento del motore, che solitamente si ricava dalle tabelle. Link to comment Share on other sites More sharing options...
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