Important NEC Sections

Question 1

What table lists standard breaker sizes?

Answer 1

Section 240 Overcurrent Protection
Table 240.6(A)

Question 2

What table lists grounded conductor sizes?

Answer 2

Section 250 Grounding and Bonding
Table 250.102(C)(1)

Question 3

What table lists equipment grounding conductor sizes for grounding raceway and equipment?

Answer 3

Section 250 Grounding and Bonding
Table 250.122

Question 4

What table lists maximum allowable capacities for insulated conductors up to 2000V and not more than 3 current carrying conductors?

Answer 4

Section 310 Conductors for General Wiring
Table 310.15(B)(16)

Question 5

What table lists conduit fill?

Answer 5

Informative Annex C
Table C.9, C.10

Question 6

What table lists ampacities of three insulated copper conductors in underground electrical duct?

Answer 6

Section 310 Conductors for General Wiring
Table 310.60(C)(77)

Question 7

What table lists ampacities of full load three phase AC motors?

Answer 7

Section 430 Motors, Motor Circuits, and Controllers
Table 430.250