Electrical review

NEC Chapter 5 contains___________.

• Information on special equipment

• Requirements for over current protection

• Requirements for communications system

• Information on special occupancy areas

Organizations that test products for safety are________.

• NRTLs

• CMPs

• NELAs

• NFPAs

Which of the following serves as the introduction to the NEC and provides an overview of the book?

• NEC section 240.2

• NEC section 250.52

• NEC article 90

• NEC article 100

Two definitions from NEC Article 100 that trainees should become familiar with are________.

• Listed and summarized

• Labeled and listed

• Listed and outlined

The first nationally recommended electrical code was published in__________.

• 1923

• 1850

• 1911

• 1895

NEC article 250 contains requirements for_____________.

• Calculating branch circuit loads

• Over current protection

• Grounding and bonding

• Branch circuit installation

You are looking for information on writing methods. The best place to begin would be to scan ____________.

• NEC chapter 9 for applicable tables

• The entire NEC until you locate the information

• The NEC table of contents to find the desire chapter

• Informative Annexes

Which organization is made up entirely of electrical equipment manufacturers?

• NRLT

• ALVQ

• NEMA

• NEMO

What is the primary purpose of NRTL (Nationally Recognized Testing Laboratory) ?

• To test new products for their compliance with established standards

• to test and price products for electricians

• To test installation procedures

• To develop product standards for electrical manufacturers

What is the primary purpose of the NEC?

• To regulate tasks performed by electricians

• To list all types of electrical equipment and their quality

• To provide instructions on correct electrical installations

• To safeguard persons and property from electrical hazards