Electrical Formulas

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Subject Description Word™ Excel™ PDF
Arc Blast Calculator Spreadsheet to calculate Arc Blast in accordance with NFPA 70E — Download —
Fault Current Electrical Plan Review: Calculations Answer Sheet — — Download
Fault Current Electrical Plan Review: Manual - Inside — — Download
Fault Current Electrical Plan Review: Cover and Diagram — — Download
Fault Current Calculator: Point-to-Point Method by John Sokolik — Download —
FIPS 94 - Electrical Power for Computer Installations This is excellent publication (1-23-99) — — Download
kVar Calculator [ Link ] Manachos Engineering's Calculator for design and construction of electromechanical projects — — —
Capacitor kVAR Calculator Spreadsheet to determine capacitor kVAR required to improve power factor (PF). — Download —
Software [ Link ] Flashworks - Electrical Service Load Calculations including: Panel Sizing & Balancing, Conductor & Conduit Sizing, Short Circuit Calculation, and Voltage Drop Calculations for both Residential, Commercial and Industrial buildings — — —
Residential Load Calculations Dwelling Unit — Download —
Touch Potential 2-Wire Circuit Open Neutral 2-Wire Circuits — Download —
Touch Potential 3-Wire Circuit Open Neutral 3-Wire Circuits — Download —
Wiring and Raceway Chart Just view and print! — — Download
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Conversion Formulas


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Electrical Formulas Based on 60 Hz


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Parallel Circuits


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Series Circuits


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Transformer Amperes


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Voltage Drop


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Code Rules


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Constants
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