Breaker Size Calc NEC is a specialized utility designed to assist electrical professionals in sizing overcurrent protection devices according to NEC Article 240 standards. The app automates complex calculations for continuous loads and conductor coordination, functioning entirely offline for field use.
Overview · Full Intel report in progress
The App DNA
What makes this app unique?
For Electricians, electrical apprentices, and electrical engineers.
Key features
Provides accurate sizing for overcurrent protection devices based on NEC 240.6(A) standards.
Automatically applies multipliers for continuous loads (125%), AC/Refrigeration (175%), and welders (200%).
Enforces NEC 240.4(D) limits for 14 AWG and 12 AWG conductors.
Operates without an internet connection, making it suitable for use on job sites.
How much does it cost?
Velocity
Who built it?
Rizvan Adzhoian
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Key takeaways for Breaker Size Calc NEC
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Bottom line
This is a focused, offline-capable reference tool for ensuring NEC compliance in electrical circuit protection sizing.
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