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NEC Code General Requirements Flashcards

7 cards from real IEC practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 NEC Code General Requirements flashcards as text

  1. According to NEC 110.26(B), what is the minimum width of the working space in front of electrical equipment?

    Answer: The width of the equipment or 30 inches, whichever is greater

    NEC 110.26(B) requires the working space width to be the width of the equipment or 30 inches, whichever is greater.

  2. Under NEC 110.16, electrical equipment in other than dwelling units must be marked to warn qualified persons of potential arc flash hazards. Where must this warning label be located?

    Answer: On the equipment so it is visible before examination, adjustment, servicing, or maintenance

    NEC 110.16 requires arc flash warning labels to be field-applied to the equipment so the label is visible before examination, adjustment, servicing, or maintenance.

  3. What does NEC 110.2 state about the approval of conductors and equipment?

    Answer: Conductors and equipment required or permitted by the NEC shall be acceptable only if approved

    NEC 110.2 states that conductors and equipment required or permitted by the Code shall be acceptable only if approved by the authority having jurisdiction.

  4. NEC 110.26(C)(2) requires two entrances/exits from working spaces around electrical equipment under what condition?

    Answer: Equipment rated 1200 amperes or more and over 6 feet wide

    NEC 110.26(C)(2) requires two means of entrance/exit when the equipment is rated 1200 amperes or more and the working space is 6 feet wide or more.

  5. According to NEC 110.13, electrical equipment shall be firmly secured to the surface on which it is mounted. What exception exists for this requirement?

    Answer: Plug-in type equipment

    NEC 110.13(A) requires firm securement, but plug-in type equipment that is designed to be connected by attachment plugs is exempted from this requirement.

  6. What is the NEC definition of 'Qualified Person' as it relates to electrical work under Article 100?

    Answer: One who has skills and knowledge related to the construction and operation of electrical equipment and installations and has received safety training

    NEC Article 100 defines a Qualified Person as one with the skills, knowledge, and safety training to work on electrical equipment and installations.

  7. Under NEC 110.26(E), where electrical equipment that could require examination, adjustment, or maintenance is installed above a suspended ceiling, what is required?

    Answer: Access panels shall be provided and the working space requirements of 110.26(A) still apply above the ceiling

    NEC 110.26(E) requires that electrical equipment above suspended ceilings still meet working space requirements and have access panels provided.