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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