ee-general-formulas.xlsx

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GeneralGeneral FormulaClick-On Cells with Blue Text to Modify Values, Results will be Displayed in Green

Single Phase kVA = Volts V x Current I3 Phase kVA = Volts V x Current I x 310001000

110.0Voltage (V)110.0Voltage (V)kVA4.9545.0Current (Amps)kVA9.5350.0Current (Amps)

Single Phase Current I = kVA3 Phase Current I = (kVA / 3)Volts VVolts V

110.0Voltage (V)110.0Voltage (V)Current (Amps)45.455.0kVACurrent (Amps)52.4910.0kVA

Single Phase Current I = (Power kW / Power factor Pf)3 Phase Current I = (Power kW / Power factor Pf)Volts V(Volts V x 3)

110.0Voltage (V)110.0Voltage (V)Current (Amps)45.454.00Power (kW)Current (Amps)52.498.00Power (kW)0.800Power Factor (Cos)0.800Power Factor (Cos)Dissipated Power W =Current I x Resistance R

Power (Watts)1.200.010Current (Amps)12000.00Resistance (Ohms)Inductance L =Volts V(2 x frequency f) x Current I

240Voltage (V)Inductance (Henries)0.042050Frequency (Hz)18.2Current (Amps)

Inductive Reactance XL =(2 x frequency f) x Inductance L

XL13.194750Frequency (Hz)0.042Inductance (Henries)

Impedance Z =Resistance R + Inductance XL

Impedance (Ohms)13.19530.121Resistance (Ohms)13.1947XLResistance in Parallel R =11+1Etc.R1R2

Resistance (Ohms)0.51.0R11.0R20.0R30.0R40.0R50.0R60.0R70.0R80.0R90.0R10

Blakley calculator (version 2.0) Blakley Electrics Ltd.