Motor FLA Calc NEC
NEC Art.430 Motor Calcs
About
Calculate motor full-load amps and electrical component sizing according to NEC Article 430. This tool provides conductor sizing, overload protection, and short-circuit protection device ratings for single-phase and three-phase motors.
What's New in Motor FLA Calc NEC
1.0.8
June 10, 2026
What's new: • Synchronous motor FLA from the dedicated unity-PF section of NEC Table 430.250 (25–200 HP) • Removed non-code 230V values above 200 HP — voltage list now matches the printed table exactly • Fuse sizing uses the additional NEC 240.6(A) ratings 1, 3, 6, 10, 601 for small motors • All FLA cells verified one-by-one against the printed NEC tables Thanks for using ElecTools! Send feedback to support@tradetools.dev.
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FAQ
What is Motor FLA Calc NEC?
Motor FLA Calc NEC is a utility app designed to calculate motor full-load amps (FLA) and associated electrical component sizing based on NEC Article 430. It helps professionals determine conductor sizes, overload protection, and short-circuit protection device ratings.
Does Motor FLA Calc NEC have ads?
Yes, Motor FLA Calc NEC contains advertisements. The 'Pro' version, available as a one-time purchase, removes ads for a cleaner interface.
What NEC tables does Motor FLA Calc NEC use?
The app utilizes NEC Table 430.248 for single-phase motor FLA, NEC Table 430.250 for three-phase motor FLA, NEC Table 430.52 for SCPD sizing, NEC 430.22 for conductor sizing, NEC 430.32 for overload protection, NEC 430.110 for disconnect ratings, and NEC Table 310.16 for conductor ampacity.
What is the price of Motor FLA Calc NEC?
The base version of Motor FLA Calc NEC is free. There is a one-time purchase option to unlock 'Pro' features, which is priced at $0.99.
What motor types and sizes are supported by Motor FLA Calc NEC?
The app supports single-phase motors from 1/6 HP through 10 HP and three-phase motors from 1/2 HP through 500 HP. It also supports various motor design types like squirrel cage and energy-efficient.
Can I save or export calculations with Motor FLA Calc NEC?
The free version of Motor FLA Calc NEC does not include the ability to save calculation history or export results. These features are available in the 'Pro' version, which allows exporting calculations as PDF reports.
What devices is Motor FLA Calc NEC compatible with?
Motor FLA Calc NEC is available for iPhone, iPad, and iPod touch devices. It is rated for users aged 17 and older.
How often is Motor FLA Calc NEC updated?
The application was last updated on June 10, 2026, indicating active development and maintenance. The current version is 1.0.8.
