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Zane Meyers
2026-05-18 17:37:51 -04:00
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@@ -41,8 +41,10 @@ tags:
| Over 2 | 40 |
> [!info] Informational Note No. 1:
> Table 1 is based on common conditions of proper cabling and alignment of conductors
> where the length of the pull and the number of bends are within reasonable limits.
> Table 1 is based on common conditions
> of proper cabling and alignment of conductors
> where the length of the pull and the number of bends
> are within reasonable limits.
> It should be recognized that, for certain conditions,
> a larger size conduit or a lesser conduit fill should be considered.
@@ -51,5 +53,48 @@ tags:
> if the ratio of the raceway (inside diameter)
> to the conductor or cable (outside diameter)
> is between 2.8 and 3.2, jamming can occur.
> While jamming can occur when pulling four or more conductors or cables into a raceway,
> the probability is very low.
> While jamming can occur
> when pulling four or more conductors or cables into a raceway,
> the probability is very low.
## Table 2 Radius of Conduit and Tubing Bends
| Conduit or Tubing Size | < | One Shot and Full Shoe Benders | < | Other Bends | < |
| ---------------------- | ---------- | ------------------------------ | ------ | ----------- | --- |
| Metric Designator | Trade Size | mm | in. | mm | in. |
| 16 | 1/2 | 101.6 | 4 | 101.6 | 4 |
| 21 | 3/4 | 114.3 | 4 1/2 | 127 | 5 |
| 27 | 1 | 146.05 | 5 3/4 | 152.4 | 6 |
| 35 | 11/4 | 184.15 | 7 1/4 | 203.2 | 8 |
| 41 | 11/2 | 209.55 | 8 1/4 | 254 | 10 |
| 53 | 2 | 241.3 | 9 1/2 | 304.8 | 12 |
| 63 | 21/2 | 266.7 | 10 1/2 | 381 | 15 |
| 78 | 3 | 330.2 | 13 | 457.2 | 18 |
| 91 | 31/2 | 381 | 15 | 533.4 | 21 |
| 103 | 4 | 406.4 | 16 | 609.6 | 24 |
| 129 | 5 | 609.6 | 24 | 762 | 30 |
| 155 | 6 | 762 | 30 | 914.4 | 36 |
## Table 4 Dimensions and Percent Area of Conduit and Tubing (Areas of Conduit or Tubing for the Combinations of Wires Permitted in Table 1, Chapter 9)
## Table 5 Dimensions of Insulated Conductors and Fixture Wires
## Table 5A Compact Copper and Aluminum Building Wire Nominal Dimensions** and Areas
## Table 8 Conductor Properties
## Table 9 Alternating-Current Resistance and Reactance for 600-Volt Cables, 3-Phase, 60 Hz, 75°C (167°F) — Three Single Conductors in Conduit
## Table 10 Conductor Stranding
## Table 11(A) and Table 11(B)
### Table 11(A) Class 2 and Class 3 Alternating-Current Power Source Limitations
### Table 11(B) Class 2 and Class 3 Direct-Current Power Source Limitations
## Table 12(A) and Table 12(B)
### Table 12(A) PLFA Alternating-Current Power Source Limitations
### Table 12(B) PLFA Direct-Current Power Source Limitations