Podcast
Questions and Answers
Which technical specification is used to select an MCB (Miniature Circuit Breaker) for installation in a home electrical network?
Which technical specification is used to select an MCB (Miniature Circuit Breaker) for installation in a home electrical network?
- Rated voltage greater than or equal to the source voltage. (correct)
- Rated voltage that can be higher or lower than the source voltage.
- Rated voltage less than or equal to the source voltage.
- Rated current exceeding the source voltage.
What relationship should exist between the rated current of a Miniature Circuit Breaker (MCB) and the current drawn by the devices it protects?
What relationship should exist between the rated current of a Miniature Circuit Breaker (MCB) and the current drawn by the devices it protects?
- The CB's rated current should be less than or equal to the rated current of the electrical loads.
- The CB's rated current should be greater than or equal to the aggregate of the rated currents of all installed electrical loads. (correct)
- The CB's rated current should be greater than or equal to the rated current of the electrical loads.
- The CB's rated current should be less than or equal to the aggregate of the rated currents of all installed electrical loads.
Identify the tool depicted in the image.
Identify the tool depicted in the image.
- Test pen (correct)
- Pliers
- Multimeter
- Two-way screwdriver
Which voltage rating is appropriate when selecting a switch for installation in a home electrical network?
Which voltage rating is appropriate when selecting a switch for installation in a home electrical network?
What relationship should exist between the rated current of equipment and the controlling switch.
What relationship should exist between the rated current of equipment and the controlling switch.
How can switches be categorized?
How can switches be categorized?
Which voltage specification is critical when choosing a wall socket outlet for a home electrical system?
Which voltage specification is critical when choosing a wall socket outlet for a home electrical system?
What is the relationship between the rated current of a wall socket outlet and the devices plugged into it?
What is the relationship between the rated current of a wall socket outlet and the devices plugged into it?
Identify the type of electrical outlet in the image.
Identify the type of electrical outlet in the image.
What is the typical use case for an electric drill?
What is the typical use case for an electric drill?
Flashcards
CB Selection Criteria for Home
CB Selection Criteria for Home
Choose based on technical specs. Consider size, color, purpose, style.
CT Selection Criteria for Home
CT Selection Criteria for Home
Switches are selected based on the technical specifications, the function of the control circuit, purpose, and the nature of building and design.
Voltage Rating for Sockets
Voltage Rating for Sockets
Voltage rating on the plug must be greater than or equal to source voltage.
Current Rating Requirements
Current Rating Requirements
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CT Rated Current Requirement
CT Rated Current Requirement
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Function of Corrugated Conduit
Function of Corrugated Conduit
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Types of Switches
Types of Switches
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Function of a Power Drill
Function of a Power Drill
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Function of Wire Strippers
Function of Wire Strippers
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Electrical Wire Selection
Electrical Wire Selection
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Study Notes
- Aptomat (CB) for home electrical networks are selected based on technical specifications.
- The rated voltage on the CB casing should be less than or equal to the source voltage.
- The rated current on the CB casing should be greater than or equal to the rated current of the electrical loads installed in the home network.
- The tool in the image is a test pen.
- Switches for home networks are selected based on technical specifications.
- The rated voltage on the switch (CT) casing should be greater than or equal to the source voltage.
- The rated current of the device controlled by the switch must be less than the rated current on the switch casing.
- Based on function, switches include single-pole double-throw, and more.
- Sockets for home use are chosen by technical specification.
- The voltage rating can be more or less than the source voltage.
- The rated current on the socket casing must be greater than or equal to the rated current of the appliances plugged into the socket
- This appears to be a 3-prong recessed electrical outlet.
- Electric drills are used for cutting walls to install electrical conduits within.
- Cutting machines are used for cutting walls to install electrical conduits within.
- Pliers are used for cutting, stripping, and joining wires.
- Screwdrivers are used for tightening and loosening screws.
- A screwdriver is displayed in the image.
- A hammer is displayed in the image.
- Aside from technical specifications, circuit breakers (CB) for home electrical networks are also chosen based on size and color.
- In addition to technical specifications, CTs for installation in nahf are also chosen based on the nature of the building and control function of the electrical circuit.
- Circuit breakers (CB) for home electrical networks should not be chosen as a 1-phase 1-pole circuit breaker.
- In addition to technical specifications, electrical outlets for home electrical networks are also chosen based on the nature of the building and design, as well as household appliances
- Typically, electrical wires are selected to have a rated current capacity greater than or equal to the rated current of the electrical load
- To contain and fix the wiring of the home network, materials must be chosen.
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