This Code is intended to be suitable for mandatory application by governmental bodies that exercise legal jurisdiction over electrical installations, including signaling and communications systems, and for use by insurance…
True or False: Mandatory rules of this Code are those that identify actions that are specifically required or prohibited and are characterized by the use of the terms shall or shall not.
Mandatory rules of this Code are those that identify actions that are specifically required or prohibited and are characterized by the use of the terms shall or shall not. 2014…
True or False: Permissive rules of this Code are those that identify actions that are allowed but not required, are normally used to describe options or alternative methods, and are characterized by the use of the terms shall be permitted or shall not be required.
Permissive rules of this Code are those that identify actions that are allowed but not required, are normally used to describe options or alternative methods, and are characterized by the…
What is the term for a system for producing electric power, operated parallel with and able to deliver energy to a primary source electric supply system?
An electric power production system that is operating in parallel with and capable of delivering energy to an electric primary source supply system. 2014 National Electrical Code Chapter 1 General…
What kind of condition is it considered when electrical wiring is installed under roofed open porches or canopies?
Locations protected from weather and not subject to saturation with water or other liquids but subject to moderate degrees of moisture. Informational Note: Examples of such locations include partially protected…
How does the NEC define ‘concealed’?
Rendered inaccessible by the structure or finish of the building. Informational Note: Wires in concealed raceways are considered concealed, even though they may become accessible by withdrawing them. 2014 National…
A continuous load, as defined by the NEC is a load where the maximum current is expect to continue for how many hours or more?
A load where the maximum current is expected to continue for 3 hours or more. 2014 National Electrical Code Chapter 1 General Article 100 Definitions Continuous Load
What is the correct term for the ratio of the maximum demand of a system to the total connected load of the system?
The ratio of the maximum demand of a system, or part of a system, to the total connected load of a system or the part of the system under consideration.…
All circuit conductors between the service equipment, the source of a separately derived system, or other power supply source and the final branch-circuit overcurrent device.
All circuit conductors between the service equipment, the source of a separately derived system, or other power supply source and the final branch-circuit overcurrent device. 2014 National Electrical Code Chapter…
Who is the NEC not designed to be an instruction manual or design specification for?
The purpose of this Code is the practical safeguarding of persons and property from hazards arising from the use of electricity. This Code is not intended as a design specification…