2026 NEC · Module 3
Feeders
Feeder Load Knowledge / Feeder Load Calculations · Feeder Grounded Conductors, and Feeder Grounding and Bonding · Feeder Overcurrent Protection
3lessons · ~22 min
76questions
8%of the exam
01Feeders: Sizing (215), Overcurrent Protection, Taps (240.21), and Outside Feeders to Other Buildings (225)6 min · public preview02Feeder Calculations — Worked Examples (215.4, 310.15, Table 310.16, 240.21(B), 120.61, Chapter 9 Table 8)7 min · public preview03Feeder Grounding and Bonding: Separate Buildings (250.32), the Feeder EGC (Table 250.122 and 250.122(D)/(E)/(H)/(I)), Where the Neutral May and May Not Be Bonded (250.142), and Feeder GFCI/GFPE/Autotransformer Rules9 min · public preview
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