Across
- 3. Equipment, materials, or services included in a list published by an organization that is acceptable to the authority having jurisdiction and concerned with evaluation of products or services, that maintains periodic inspection of production of listed equipment or materials or periodic evaluation of services, and whose listing states that either the equipment, material, or service meets appropriate designated standards or has been tested and found suitable for a specified purpose
- 5. An organization, office, or individual responsible for enforcing the requirements of a code or standard, or for approving equipment, materials, an installation, or a procedure
- 8. The maximum current, in amperes, that a conductor can carry continuously under the conditions of use without exceeding its temperature rating
- 9. 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
- 14. A contact device installed at the outlet for the connection of an attachment plug, or for the direct connection of electrical utilization equipment designed to mate with the corresponding contact device. A single receptacle is a single contact device with no other contact device on the same yoke or strap. A multiple receptacle is two or more contact devices on the same yoke or strap
- 15. A single panel or group of panel units designed for assembly in the form of a single panel, including buses and automatic overcurrent devices, and equipped with or without switches for the control of light, heat, or power circuits; designed to be placed in a cabinet, enclosure, or cutout box placed in or against a wall, partition, or other support; and accessible only from the front
- 16. A complete lighting unit consisting of a light source such as a lamp or lamps, together with the parts designed to position the light source and connect it to the power supply. It may also include parts to protect the light source or the ballast or to distribute the light. A lampholder itself is not a luminaire
- 19. An accessory such as a locknut, bushing, or other part of a wiring system that is intended primarily to perform a mechanical rather than an electrical function
- 21. A machine that converts mechanical energy into electrical energy by means of a prime mover and alternator and/or inverter
- 25. Utilization equipment, generally other than industrial, that is fastened in place, stationary, or portable; is normally built in a standardized size or type; and is installed or connected as a unit to perform one or more functions such as clothes washing, air-conditioning, food mixing, deep frying, and so forth
- 28. The highest current at rated voltage that a device is identified to interrupt under standard test conditions
- 29. A structure that stands alone or that is separated from adjoining structures by fire walls
- 30. Rendered inaccessible by the structure or finish of the building
- 32. A point on the wiring system at which current is taken to supply utilization equipment
- 33. A wire that is run along with or integral with a cable or conductor to provide mechanical support for the cable or conductor
- 35. An overcurrent protective device with a circuit-opening fusible part that is heated and severed by the passage of overcurrent through i
- 39. An electric power system capable of operating in island mode and capable of being interconnected to an electric power production and distribution network or other primary source while operating in interactive mode, which includes the ability to disconnect from and reconnect to a primary source and operate in island mode
- 40. The current delivered at a point on the system during a short-circuit condition
- 43. A compartment or chamber to which one or more air ducts are connected and that forms part of the air distribution system
- 44. An unintentional, electrically conductive connection between an ungrounded conductor of an electrical circuit and the normally non-current-carrying conductors, metal enclosures, metal raceways, metal equipment, or earth
- 46. Equipment that changes dc to ac
- 50. Operation of equipment in excess of normal, full-load rating, or of a conductor in excess of its ampacity that, when it persists for a sufficient length of time, would cause damage or dangerous overheating. A fault, such as a short circuit or ground fault, is not an overload
- 51. A single or multiple layers of a protective covering that holds and protects the conductors or optical fibers, or both, contained inside
- 53. A load where the maximum current is expected to continue for 3Â hours or more
- 54. Constructed or protected so that exposure to a beating rain will not result in the entrance of water under specified test conditions
- 56. An enclosure that is designed for either surface mounting or flush mounting and is provided with a frame, mat, or trim in which a swinging door or doors are or can be hung
- 58. Connected to ground or to a conductive body that extends the ground connection
- 59. Equipment or materials to which has been attached a label, symbol, or other identifying mark of an organization that is acceptable to the authority having jurisdiction and concerned with product evaluation, that maintains periodic inspection of production of labeled equipment or materials, and by whose labeling the manufacturer indicates compliance with appropriate standards or performance in a specified manner
- 60. Electromechanical systems, equipment, apparatus, or components that are restored to operating conditions. This process differs from normal servicing of equipment that remains within a facility, or replacement of listed equipment on a one-to-one basis
Down
- 1. The process, procedures, and testing used to set up and verify the initial performance, operational controls, safety systems, and sequence of operation of electrical devices and equipment, prior to it being placed into active service
- 2. A general term, including fittings, devices, appliances, luminaires, apparatus, machinery, and the like used as a part of, or in connection with, an electrical installation
- 4. An abnormal connection (including an arc) of relatively low impedance, whether made accidentally or intentionally, between two or more points of different potential
- 6. A device designed to open and close a circuit by nonautomatic means and to open the circuit automatically on a predetermined overcurrent without damage to itself when properly applied within its rating
- 7. Equipment, either single-phase or polyphase, that uses electromagnetic induction to convert current and voltage in a primary circuit into current and voltage in a secondary circuit
- 10. The case or housing of apparatus, or the fence or walls surrounding an installation to prevent personnel from accidentally contacting energized parts or to protect the equipment from physical damage
- 11. A single unit, providing complete and independent living facilities for one or more persons, including permanent provisions for living, sleeping, cooking, and sanitation
- 12. One who has skills and knowledge related to the construction and operation of the electrical equipment and installations and has received safety training to recognize and avoid the hazards involved
- 13. A plant wherein electric energy is produced by conversion from some other form of energy (e.g., chemical, nuclear, solar, wind, mechanical, or hydraulic) by means of suitable apparatus
- 17. Constructed or protected so that exposure to the weather will not interfere with successful operation
- 18. An enclosed channel designed expressly for holding wires, cables, or busbars, with additional functions as permitted in this Code
- 20. A conductor that ensures the required electrical conductivity between metal parts that are required to be electrically connected
- 22. The earth
- 23. The written consent of the authority having jurisdiction
- 24. A unit of an electrical system, other than a conductor, that carries or controls electric energy as its principal function
- 26. An outlet intended for the direct connection of a lampholder or luminaire
- 27. The machine that supplies the mechanical horsepower to a generator
- 31. Any current in excess of the rated current of equipment or the ampacity of a conductor. It may result from overload, short circuit, or ground fault
- 34. The conductors and equipment connecting the serving utility to the wiring system of the premises served
- 36. An assembly completely enclosed on all sides and top with sheet metal (except for ventilating openings and inspection windows) and containing primary power circuit switching, interrupting devices, or both, with buses and connections. The assembly may include control and auxiliary devices. Access to the interior of the enclosure is provided by doors, removable covers, or both
- 37. The conductor connected to the neutral point of a system that is intended to carry current under normal conditions
- 38. Circuit The circuit conductors between the final overcurrent device protecting the circuit and the outlet(s)
- 41. Acceptable to the authority having jurisdiction
- 42. Type of protection where any spark or thermal effect is incapable of causing ignition of a mixture of flammable or combustible material in air under prescribed test conditions
- 45. Equipment that utilizes electric energy for electronic, electromechanical, chemical, heating, lighting, or similar purposes
- 47. Capable of being operated without exposing the operator to contact with live parts
- 48. Equipment that is visible and not more than 15 m (50 ft) distant from other equipment is in sight from that other equipment
- 49. A separate portion of a conduit or tubing system that provides access through a removable cover(s) to the interior of the system at a junction of two or more sections of the system or at a terminal point of the system
- 52. A single cell or a group of cells connected together electrically in series, in parallel, or a combination of both
- 55. Electrically connected to, or is, a source of voltage
- 57. Connected to establish electrical continuity and conductivity