Box fill pt 2

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

(16) What's the minimum distance from the bottom wall to the top wall if the junction box contains two trade size 2 raceways on the left side, and two trade size 2 raceways on the top?

14

(15) What's the minimum distance from the left wall to the right wall if the junction box contains two trade size 2 raceways on the left side, and two trade size 2 raceways on the top?

14 in

(13) A junction box contains two trade size 2½ raceways on the left side and one trade size 2½ raceway on the right side. The conductors from one trade size 2½ raceway (on the left wall) are pulled through the raceway on the right wall. The other trade size 2½ raceway conductors (on the left wall) are pulled through a trade size 2½ raceway at the bottom of the pull box. What's the minimum distance from the bottom wall to the top wall?

15 in

(14) A junction box contains two trade size 2½ raceways on the left side and one trade size 2½ raceway on the right side. The conductors from one trade size 2½ raceway (on the left wall) are pulled through the raceway on the right wall. The other trade size 2½ raceway conductors (on the left wall) are pulled through a trade size 2½ raceway at the bottom of the pull box. What's the minimum distance between the raceways of the angle pull?

15 in

(9) How many 14 AWG conductors can be pulled through a 4 in. — 1½ in. square box with a plaster ring marked 3.60 cu in.? The box already contains two duplex receptacles, five 14 AWG conductors, and two grounding conductors.

2 conductors

(12) A junction box contains two trade size 2½ raceways on the left side and one trade size 2½ raceway on the right side. The conductors from one trade size 2½ raceway (on the left wall) are pulled through the raceway on the right wall. The other trade size 2½ raceway conductors (on the left wall) are pulled through a trade size 2½ raceway at the bottom of the pull box. What's the minimum distance from the left wall to the right wall?

20 in

(1) What size box is the minimum required for six 14 THHN conductors and three 14 THW conductors?

4 in. x 1 1/4 in. square box

(8) What size outlet box is required for one 12/2 W/G NM cable that terminates on a switch and one 12/3 W/G NM cable that terminates on a receptacle? The box has cable clamps.

4 in. — 2 1„8 in. square box

(2) How many 10 AWG conductors are permitted in a 4 in. square × 1½ in. deep box?

8 conductors

(10) When conductors 4 AWG and larger are installed in boxes and conduit bodies, the enclosure must be sized according to which of the following requirements?

All of these

(3) Table 314.16(A) doesn't take into consideration the volume of _____.

All of these

(4) When determining the number of conductors for box fill calculations, which of the following statements is(are) true?

All of these

(5) When determining the number of conductors for box fill calculations, which of the following statements is(are) true?

All of these

(6) It's permitted to omit one equipment grounding conductor and not more than _____ 18 AWG or 16 AWG fixture wire(s) that enter a box from a luminaire canopy.

Four

(11) When conductors enter an enclosure opposite a removable cover, the distance from where the conductors enter to the removable cover must not be less than _____ times the largest raceway.

None of these

(7) Can a round 4 in. × ½ in. box marked as 8 cu in. with cable clamps supplied with 14/2 W/G NM cable be used with a luminaire that has two 18 TFN conductors and a canopy cover?

Yes


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