Section 110.12 requires equipment to be installed in a neat and workmanlike manner, but it never tells users how to accomplish that. Good workmanship is often in the eyes of the beholder and is directly related to the training and experience of the installer.
Created by: Michael Johnston
1. Electrical equipment is required to be installed in a neat and workmanlike manner.
2. No conductors or equipment shall be located in damp or wet locations; where exposed to gases, fumes, vapors, liquids or other agents that have a deteriorating effect on the conductors or equipment; or where exposed to excessive temperatures, unless ______.
A. The equipment is specified by the engineer for use in the operating environment.
B. The equipment is identified for use in the operating environment.
C. The owner has agreed to protect the conductors and equipment.
D. The contractor certifies that the equipment is suitable for the location installed.
3. More than one conductor shall be permitted to be terminated under a single terminal even if the terminal is identified for use with one conductor.
4. Electrical connections for 10 AWG or smaller shall be made without damaging the conductors and shall be made by all but which of the following:
A. Pressure connectors
B. Splices to flexible leads
C. Wire-binding screws
D. Rubber tape and Scotch 33 wrap
5. Electrical connections are required to be torqued to a tightened value that is specified by the ______.
A. Authority having jurisdiction
B. Owner’s quality control representative
C. As indicated on the equipment or in the installation instructions by the manufacturer
D. Architect of the project
6. If electrical equipment is reconditioned, the original listing mark is required to be removed by the organization responsible for the reconditioning process.
7. Where cables and conductors are secured to ceilings and side walls, which of the following is not a suitable material with which to secure them?
A. Straps, staples or cable ties (nylon or steel)
B. Independent support wires
C. Rope or string
8. Dry-type transformers provided with ventilating openings shall be installed so that walls or other obstructions do not prevent the free circulation of air through the equipment. The minimum clearance from a wall(s) or other obstructions shall be no less than ______.
A. 1 foot
B. 2 feet
C. 3 feet
D. The minimum distance marked by the manufacturer
9. Open bottom switchboards are prohibited from being installed on a combustible wood floor.
10. Circuit directories in panelboards are required to be typed so they will be legible.