Podcast
Questions and Answers
What is a key step in the electrical design process that involves computing panel loads and feeder sizes?
What is a key step in the electrical design process that involves computing panel loads and feeder sizes?
- Circuiting all lighting devices and power equipment to appropriate panels
- Checking the preceding work (correct)
- Coordinating the electrical work with architectural plans
- Preparing the riser diagram
In a two-story building, how are lighting panels typically installed?
In a two-story building, how are lighting panels typically installed?
- Recessed into corridor walls (correct)
- Grouped in an electric closet
- Installed in the garage, utility room, or basement
- Placed as close to the load center as possible
What is usually integrated into a single unit in private residence electrical design?
What is usually integrated into a single unit in private residence electrical design?
- Emergency equipment and protective equipment
- Electric closets and riser diagrams
- Lighting panels and feeder conduit
- Main disconnect and main switch breaker (correct)
What is the purpose of having a minimum of 42 inches of clear working space in front of electrical panels?
What is the purpose of having a minimum of 42 inches of clear working space in front of electrical panels?
In what scenario would an electric closet be advisable for accommodating electrical panels?
In what scenario would an electric closet be advisable for accommodating electrical panels?
Where are lighting panels typically located in a commercial space with a building that is six stories high or more?
Where are lighting panels typically located in a commercial space with a building that is six stories high or more?
What is a key consideration for electrical wiring design in terms of flexibility?
What is a key consideration for electrical wiring design in terms of flexibility?
How is reliability in electrical wiring design determined?
How is reliability in electrical wiring design determined?
What should a designer be constantly alert to in terms of safety during electrical wiring design?
What should a designer be constantly alert to in terms of safety during electrical wiring design?
How does the first cost of an electrical wiring system relate to owning cost?
How does the first cost of an electrical wiring system relate to owning cost?
What is a misconception regarding space allocation in electrical wiring design?
What is a misconception regarding space allocation in electrical wiring design?
How are the operating costs of an electrical wiring system primarily influenced?
How are the operating costs of an electrical wiring system primarily influenced?
What is the recommended limit for the number of receptacles on a 15-amp circuit?
What is the recommended limit for the number of receptacles on a 15-amp circuit?
Where should a duplex appliance outlet be installed in a kitchen?
Where should a duplex appliance outlet be installed in a kitchen?
Why is it recommended to provide disconnecting means for electric ranges, cooktops, and ovens?
Why is it recommended to provide disconnecting means for electric ranges, cooktops, and ovens?
What item can help lessen vandalism and discourage prowlers in addition to illuminating the house at night?
What item can help lessen vandalism and discourage prowlers in addition to illuminating the house at night?
In what area of a bedroom should duplex outlets be supplied?
In what area of a bedroom should duplex outlets be supplied?
What information is typically included in a panel schedule when circuiting loads?
What information is typically included in a panel schedule when circuiting loads?
What is the purpose of an electric closet in a building's electrical system?
What is the purpose of an electric closet in a building's electrical system?
Why is it important for electric closets to have vertically stacking doors?
Why is it important for electric closets to have vertically stacking doors?
What is the primary function of an overcurrent device in an electrical circuit?
What is the primary function of an overcurrent device in an electrical circuit?
Why should electric closets have sufficient wall space?
Why should electric closets have sufficient wall space?
What is a likely consequence of not having floor slots or sleeves in electric closets?
What is a likely consequence of not having floor slots or sleeves in electric closets?
Why is it advantageous to vary the shape of the space in an electric closet?
Why is it advantageous to vary the shape of the space in an electric closet?
How are spare circuits typically figured in terms of load?
How are spare circuits typically figured in terms of load?
When calculating panel load, what percentage of the office building area is assumed to be corridors and storage?
When calculating panel load, what percentage of the office building area is assumed to be corridors and storage?
How many panels are required for the office building mentioned in the example?
How many panels are required for the office building mentioned in the example?
What is the purpose of preparing a riser diagram in electrical work?
What is the purpose of preparing a riser diagram in electrical work?
In practice, why are additional circuits provided apart from those needed for lighting and receptacles?
In practice, why are additional circuits provided apart from those needed for lighting and receptacles?
In the context of electrical work, what is shown on a riser diagram?
In the context of electrical work, what is shown on a riser diagram?
