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← Commercial Electrical Design — Start to Finish
Phase 1: ModulesModule 3 of 8

Feeder & Conductor Sizing

With the 2000A service and distribution architecture set in Step 2, this step sizes the actual conductors — floor feeders, the chiller feeder, and the elevator feeder — per NEC 310.15 ampacity and Chapter 9 conduit fill.

🖼️ 1 drawings🧮 2 calculatorsAmpacity Calculator (NEC 310.15) ↗Conduit Fill Calculator ↗
12🧵45678Modules
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About this module

With the 2000A service and distribution architecture set in Step 2, this step sizes the actual conductors — floor feeders, the chiller feeder, and the elevator feeder — per NEC 310.15 ampacity and Chapter 9 conduit fill.

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