Kerchoff’s law – Calculated Industries 5025 User Manual
Page 21
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User's Guide — 19
Kerchoff’s Law
The
ElectriCalc LT
utilizes Kerchoff’s
Law in finding volts, amps, volt-amps,
watts, horsepower (theoretical), effi-
ciency and power factor.
Finding Voltage
Find the voltage supply to a single-
phase load drawing 14,605 volt-amps
and 115 amps.
Steps Keystrokes Display
Clear calculator
[On/C] [On/C]
0.
Set to 1-phase
[Set] 1
1 PH
Enter volt-amps
14605 [VA]
14,605. VA
Enter amps
115 [Amps]
115. AMPS
Solve for volts
[Volts]
127. VOLT
Finding Amps
What is the current (amps) for a load
drawing 8,250 volt-amps on a 240 volt,
three-phase circuit?
Steps Keystrokes Display
Clear calculator
[On/C] [On/C]
0.
Set to 3-phase
[Set] 3
3 PH
Enter volt-amps
8250 [VA]
8250. VA
Enter volts
240 [Volts]
240. VOLT
Solve for amps
[Amps]
19.846416 AMPS
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