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vault backup: 2026-05-14 17:11:12

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Zane Meyers
2026-05-14 17:11:12 -04:00
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nfpa-70_250_grounding.md
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@@ -1072,7 +1072,7 @@ Connections shall be made by a listed connector or by the exothermic welding pro
The size of the grounding electrode conductor at the service, at each building or structure where supplied by a feeder(s) or branch circuit(s), or at a separately derived system of a grounded or ungrounded ac system shall not be less than given in Table 250.66, except as permitted in 250.66(A) through (C).
Table 250.66 Grounding Electrode Conductor for Alternating-Current Systems
#### Table 250.66 Grounding Electrode Conductor for Alternating-Current Systems
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@@ -1334,7 +1334,7 @@ Where the ungrounded supply conductors are paralleled in two or more raceways or
> [!info] Informational Note No. 2:
> See Chapter 9, Table 8, for the circular mil area of conductors 18 AWG through 4/0 AWG.
Table 250.102(C)(1) Grounded Conductor, Main Bonding Jumper, System Bonding Jumper, and SupplySide
###### Table 250.102(C)(1) Grounded Conductor, Main Bonding Jumper, System Bonding Jumper, and SupplySide
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