User`s guide

User’s Guide — 33
Finding Wattage
A 120 volt single-phase 45 amp electri-
cal motor has an 87% power factor.
What is its wattage?
Steps Keystrokes Display
Clear calculator [On/C] [On/C] 0.
Set to 1-phase [Set] [1] 1 PH
Enter volts 120 [Volts] 120. VOLT
Set power fact % 87 [Set] [Watts] 87. PF%
Enter amps 45 [Amps] 45. AMPS
Solve for watts [Watts] 4,698. WATT
Finding kW Rating
What’s the kW rating for a 90 amp, 208
volt, three-phase broiler with 100%
power factor?
Steps Keystrokes Display
Clear calculator [On/C] [On/C] 0.
Set to 3-phase [Set] [3] 3 PH
Set power factor 100 [Set] [Watts] 100. PF%
Enter amps 90 [Amps] 90. AMPS
Enter volts 208 [Volts] 208. VOLT
Solve for kW [kilo-] [Watts] 32.423991 KW
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