2020 National Electrical Code Article 90 Introduction Section 90.1 Purpose. Sub-section 90.1(B) Adequacy. This Code contains provisions that are considered necessary for safety. Compliance therewith and proper maintenance results in…
Of the following, what areas of construction does the NEC (National Electric Code) not include in its coverage?
2020 National Electrical Code Article 90 Introduction Section 90.2 Scope. Sub-Section 90.2(B) Not Covered This Code does not cover the following: (1) Installations in ships, watercraft other than floating buildings, railway rolling…
Where does this code not cover the installation of optical fiber cables and raceways, or conductors, equipment and raceways for electrical, signaling, and communications?
2020 National Electrical Code Article 90 Introduction Section 90.2 Scope. Sub-section 90.2(B) Not Covered. This Code does not cover the following: (4) Installations of communications equipment under the exclusive control…
Because limiting the number of circuits on a single enclosure minimizes the effects from a ground fault or short circuit in one circuit, the NEC provides that the number or circuits and wires in a single enclosure be:
2020 National Electrical Code Article 90 Introduction Section 90.8 Wiring Planning. Sub-Section 90.8(B) Number of Circuits in Enclosures. It is elsewhere provided in this Code that the number of circuits…
What is the purpose of the NEC (National Electrical Code), with regard to the hazards arising from the use of electricity, with regard to persons or property?
2020 National Electrical Code Article 90 Introduction Section 90.1 Purpose. Sub-Section 90.1(A) Practical Safeguarding. The purpose of this Code is the practical safeguarding of persons and property from hazards arising…
Regardless of voltage, an electric sign, whether fixed, mobile or portable, must be ____________ and installed in conformance with its listing, unless given special permission or otherwise approved by the Authority Having Jurisdiction.
2017 National Electrical Code Chapter 6 Special Equipment Article 600 Electric Signs and Outline Lighting 600.3 Listing. Fixed, mobile, or portable electric signs, section signs, outline lighting, photovoltaic (PV) powered…
True or False: Except as modified by Article 517, wiring used in health care locations are required to comply with the provisions of Chapter 1 through 4 of the NEC.
2017 National Electrical Code Chapter 5 Special Occupancies Article 517 Health Care Facilities 517.12 Wiring Methods. Except as modified in this article, wiring methods shall comply with the applicable provisions…
An electrical installation in compliance with the provisions of the NEC will be essentially:
2017 National Electrical Code Article 90 Introduction 90.1 Purpose. 90.1(B) Adequacy. This Code contains provisions that are considered necessary for safety. Compliance therewith and proper maintenance results in an installation…
Of the following, what areas of construction does the NEC (National Electric Code) not include in its coverage?
2017 National Electrical Code Article 90 Introduction 90.2 Scope. 90.2(B) Not Covered This Code does not cover the following: (1) Installations in ships, watercraft other than floating buildings, railway rolling…
Where does this code not cover the installation of optical fiber cables and raceways, or conductors, equipment and raceways for electrical, signaling, and communications?
2017 National Electrical Code Article 90 Introduction 90.2 Scope. 90.2(B) Not Covered. This Code does not cover the following: (4) Installations of communications equipment under the exclusive control of communications…