Three-Winding Transformer Ratings: Specify Simultaneous Loading
A three-winding transformer needs more than o…
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Articoli tecnici pratici per la selezione, la progettazione e la produzione di nuclei per trasformatori.
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Transformer Ratings at Nonstandard Frequency: What Must Be Rechecked?
Changing frequency changes volts-per-hertz an…
Leggi l'articolo completoFuture Load Growth: Capacity Margin versus Forecast Uncertainty
Capacity margin and forecast uncertainty are …
Leggi l'articolo completoTransformer Loading with Unbalanced Single-Phase Loads
A three-phase transformer carrying unbalanced…
Leggi l'articolo completoContinuous, Cyclic and Emergency Ratings: Read the Time Basis
Continuous, cyclic and emergency loading are …
Leggi l'articolo completoOne Large Transformer or Two Smaller Units: Electrical Trade-Offs
The one-large-versus-two-small decision is a …
Leggi l'articolo completoMotor Starting on Transformers: A Voltage-Dip Data Checklist
Motor-start voltage dip cannot be judged from…
Leggi l'articolo completoDemand Factor and Diversity Factor: Avoid Double-Discounting Transformer Loads
Load reductions are valid only when their def…
Leggi l'articolo completoTransformer kVA from a Load List: Where Power Factor Belongs
Transformer kVA should be calculated from the…
Leggi l'articolo completoElectromagnetic Design Handover from Transformer OEM to Core Manufacturer
Electromagnetic design handover should conver…
Leggi l'articolo completoCore Design for Bidirectional Power: Separate Power Direction from Excitation
Bidirectional power flow does not, by itself,…
Leggi l'articolo completoSplit-Winding Transformers: Core Design Inputs from Unequal Secondary Duties
Split-winding transformers can share a main m…
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