Module 26205 power point 2 quiz

What is one of the objectives of Session Two regarding pull and junction boxes?

• Design new types of pull boxes

• Size pull and junction boxes for systems under 1,000V

• Install pull and junction boxes

• Remove old junction boxes

What voltage level is mentioned for sizing pull and junction boxes in Session Two?

• 500V

• 750V

• 1,000V

• 1,500V

What is the minimum size for pull and junction boxes that you should be able to select, install, and support?

• 50 cubic inches

• 75 cubic inches

• 100 cubic inches

• 150 cubic inches

What is the purpose of pull and junction boxes in conduit runs?

• To increase the length of the conduit

• To eliminate bends and provide strain relief

• To decrease the size of the conduit

• To add more conductors

For straight pulls, what is the minimum length of the pull box relative to the trade size of the largest conduit?

• Four times the trade size

• Six times the trade size

• Eight times the trade size

• Ten times the trade size

What is the minimum length of a pull box when conductors are pulled at an angle?

• Six times the trade size of the largest conduit, plus the sum of all other conduit diameters entering the box.

• Four times the trade size of the largest conduit.

• Twice the trade size of the largest conduit.

• Ten times the trade size of the largest conduit.

For systems over 1,000V, which NEC Article must be met for the installation of boxes?

• NEC Article 314, Part IV

• NEC Article 210, Part II

• NEC Article 110, Part I

• NEC Article 300, Part III

What is the minimum size for pull and junction boxes that need to be properly selected, installed, and supported according to the laboratory exercise?

• 50 cubic inches

• 75 cubic inches

• 100 cubic inches

• 150 cubic inches