Calculated Industries 5070-A User Guide - Manual (Page 23)

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finding amps
What is the current (Amps) for a load drawing 8,250 Volt-Amps
on a 240 Volt, Three-Phase circuit?
KeysTRoKe DIsPlay
 
0.
1. Set to 3-Phase:
  (3Ш)
3Ш
3 Ph
2. Enter VA:
    
Va 8,250.
3. Enter Volts:
   
VolT 240.
4. Solve for Amps:

aMPs 19.846416
finding Current load
A building with 120/240 Volt 1Ø service has the following loads:
Range = 7,800 VA Heating = 15,100 VA
Dryer = 5,100 VA Appliances = 8,900 VA
Lighting = 6,470 VA
What is the service load (Amps) of the circuit supplying this building?
KeysTRoKe DIsPlay
  0.
1. Set to 1-Phase:
 
(1Ш)
1 Ш
1 Ph
2. Add VA loads:
    
7,800.
     
22,900.
    
28,000.
    
36,900.
    
43,370.