
Single Phase Check ValuesFind formulas for these calculations in Reference Formulas Appendix page 7 and 8.Find practice problems HERE.These check values work for all AC circuits if single phase.Single PhaseP = 6372 wattsI = 30.6439 ampsE = 208 voltspf= .8W = 6926 wattsVA = 8658 volt ampereseff = .92HP = 6.28R = 5.43 ohmsXL = 4.0725 henriesZ = 6.7876 ohmsVAR = 4156.5 VAR'ssin of the phase angle = .6cos of the phase angle = .8tan of the phase angle = .75angle in degrees = 36.8698HZ = 60 cycles

Many electrician workbooks and
practice exams are now available
