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ELECTRICAL CALCULATIONS FOR ELECTRICIANS
NEC Calculations
Box Fill - NEC 314.16
Conductor Sizing
Motor Conductor Sizing
Conduit Sizing
Locked Rotor Current, "LRC"
Table 450.3(A) Transfomers > 1000V
Table 450.3(B) Transformers <= 1000V
Voltage Drop
"Easy" Voltage Drop Calculator
Chapter 9, Table 8 Voltage Drop Calculator
Chapter 9, Table 9 Voltage Drop Calculator
Circular Mils from Voltage Drop
Basic Electrical
Ohm's Law
Power Equation
Amperes from Horse Power
Amperes from KVA
Amperes from KW
Horsepower
Kilowatts, "KW"
Kilovolt-Amperes, "KVA"
Other
Rod Pump Flow
Linear Signal Scaling
Positive Displacement Pump Flow
Power Factor Correction
3 Phase Line Reactor Impedance
Transformer Fault Current
NFPA 70E Annex D Calcs
Electric Motors
Single Phase Motor Charts
Three Phase Motor Charts
Motor Fuses
Motor Overloads
Miscellaneous
Dipoles
Downloads
Electrical Training Drawings
Links
Lorn MacIlravie Art
Just like Mom made....