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Grounding Design Calculations – Part Six ~ Electrical Knowhow
300.3(B)&300.3(B)(1) Conductors of the Same Circuit & Paralleled
250.24(C)(2) Parallel Conductors.
250.64(D)(3) Service with Multiple Disconnecting Means Enclosures
310.10(H) Conductors in Parallel.
250.122(F) Size of Equipment Grounding Conductors. Conductors in Parallel.
Two main functions of an earth electrode and its installation
EGC for Parallel Conductors, Sizing [250.122(F), 2020 NEC] - YouTube
Sizing Equipment Grounding Conductors (EGC) Table 250.122: What’s New