17 Questions
What type of switchgear is used in the text?
All of the above
What is the purpose of the 'Concept Design' phase in the design process?
Load estimate, categorization of tie-in bulk equipment, zoning, and block diagram
According to the Egyptian Electrical Company Regulation, what is the power density requirement for a specific space application?
$20 VA/m^2$
What is the simultaneity factor according to the IEC for an assembly with 10 or more circuits?
0.6
According to the IEEE code, what is the recommended lighting power density for a specific area?
$10 W/m^2$
What is the recommended simultaneity factor according to the IEC for an assembly with 4 and 5 circuits?
0.8
What are the two main points discussed in the Building Design Concept Load Estimate, Zoning, and Conceptual SLD SE Sponsorship 2021?
Design Phases and Zoning
Which type of network architecture involves each feeder connected to two busbars, each busbar being sectionalizable?
Double busbar with automatic bus-section
In which scenario is the simple radial system (or single-line service) network architecture satisfactory?
Rural distribution areas
What does the abbreviation 'CB' stand for in the context of the Egyptian 22 or 11 KV network?
Circuit Breaker
Which type of architecture is operated by complicated supply possibilities?
Parallel feeders with bus couplers
What is the main advantage of the Double busbar or parallel feeders network architecture?
Sectionalizable operation
What is the simultaneity factor for 20 to 24 consumers in an apartment block according to the IEC?
0.49
In industrial installations, the simultaneity factor for the most powerful motor may be:
1
What is the formula for calculating IB in terms of motor In and starting current Id?
$IB = \frac{1}{3} (\text{motor In} + \text{Id})$
How is the simultaneity factor applied to a 5-storey apartment block with different numbers of consumers on each floor?
It varies based on the number of consumers
What is the simultaneity factor for 35 to 39 consumers in an apartment block according to the IEC?
0.42
This quiz covers topics related to load estimation, zoning, and conceptual single line diagrams (SLD) in building design concepts for SE Sponsorship 2021. Key points include the Egyptian network, design phases, building application, and electrical infrastructure.
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