CLO 3 - Basic Design Components [Mastery]
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University of California, Merced *
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111
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Electrical Engineering
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Jan 9, 2024
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San Joaquin Valley College
CLO 3 – Basic Design Components [Mastery]
Lab Overview
A floor plan
shows a building’s layout and serves as a reference for making many other types of drawings, details, and schedules. The floor plan is typically referenced when making electrical plans. When the basic floor plan is created the architect and electrical
engineer can work together to design the electrical plans. The National Electrical Code has minimum requirements that the engineer must follow as they design the electrical plans. This includes and is not limited to the load calculation, panel schedule, electrical items used, and the maximum distance the items can be installed. In this course you have a chance to practice this process through the Home Project
, creating a basic electrical plan of your home. In this Mastery assignment, you will provide some information that supports the drafting of your Home Project
floor plan and creating an electrical symbols legend that will comply with the use of the National Electrical Code’s minimum requirements.
Project:
Draft a floorplan based on field measurements and create an
electrical plan utilizing the proper symbols and the National
Electrical Code. Objectiv
es:
a)
Properly convert field measurements into scaled measurements to draw an accurate floorplan.
b)
Describe installed electrical items with symbols required by the National Electrical Code. Materia
ls:
(1) Home Project
(1) Blue (Painters) Tape
(1) Architect’s Scale
(1) Pencil
(1) Blank white paper
(1) Calculator
Referen
ce:
Class lecture notes and textbook
Procedure 1
:
Using the information you’ve gathered for your Home Project
’s, answer the following questions to demonstrate the accuracy of your drawn Home Project
floorplan.
1.
What is your longest field measurement?
The width of the house was the longest field measurement it measured to be 42 feet 4 inches and a ½.
CLO 3 – Basic Design Components [Mastery]
ELEC 121
Revised: 09.21 jh
Academic Affairs Department
San Joaquin Valley College
CLO 3 – Basic Design Components [Mastery]
2.
To what scale is your Home Project
assignment blueprint drawn? (Ex. ½” = 1’ – 0”)
½” = 1’ – 0”
3.
At what direction and degree does your plan’s North Arrow point?
North and 0 degrees
Procedure 2
:
Now that you have completed drafting your floorplan you will need to determine the electrical items that must be installed per the National Electrical Code. Fill in the table below with the electrical items required by the NEC that you included in your floor plan. While filling in the table, be sure to add any items to your floorplan you may have missed, to create a NEC-compliant electrical plan.
Electrical Symbols Legend
Electrical Items
(receptacles, switches, luminaires,
smoke detectors, main panel, etc.)
Symbol CLO 3 – Basic Design Components [Mastery]
ELEC 121
Revised: 09.21 jh
Academic Affairs Department
San Joaquin Valley College
CLO 3 – Basic Design Components [Mastery]
Receptacles
Switches
Luminaires
Smoke detectors
Thermostat
$
O
(SD)
CLO 3 – Basic Design Components [Mastery]
ELEC 121
Revised: 09.21 jh
Academic Affairs Department
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