Electrical Wiring Plan Components
46 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What does the plan of a room or floor drawn to scale represent?

  • The structural support system of the building.
  • A view of the space as seen from eye-level.
  • A three-dimensional model of the space.
  • An overhead view of the space. (correct)

What does a plan classification primarily determine?

  • The service and type of wiring method used. (correct)
  • The furniture placement in the room.
  • The aesthetic design of the room.
  • The dimensions of the building foundation.

Which area in a residential house is primarily for consumption of food?

  • Kitchen
  • Bedroom
  • Living area
  • Dining area (correct)

How do lighting and power outlet needs for the master bedroom compare to a regular bedroom?

<p>The requirements are generally similar between a master and regular bedroom. (B)</p> Signup and view all the answers

In a living area, what type of lighting fixtures are commonly installed?

<p>Chandelier and pin lights (A)</p> Signup and view all the answers

What specific electrical provision is typically needed in a kitchen, beyond general lighting and convenience outlets?

<p>Special purpose outlets for appliances like cooking ranges. (C)</p> Signup and view all the answers

What is the primary function of a toilet as defined in the context?

<p>Disposal of human excrement and urine. (B)</p> Signup and view all the answers

In a typical residential electrical plan, where should convenience outlets be placed in a bathroom?

<p>Near the mirror or away from the shower area for safety. (A)</p> Signup and view all the answers

What does the 'legend' typically show in an electrical wiring plan?

<p>The meaning of each symbol used in the plan. (A)</p> Signup and view all the answers

What is typically installed in the porch of a house, based on the text?

<p>Chandelier and pin lights. (A)</p> Signup and view all the answers

Why are convenience outlets included in a garage, based on the text?

<p>To provide power for garage door openers and other tools. (C)</p> Signup and view all the answers

Which component of an electrical wiring plan provides a top-down view of a room, drawn to scale?

<p>Floor Plan (C)</p> Signup and view all the answers

What is the initial step to effectively read an electrical plan?

<p>Studying the floor plans to understand the layout. (B)</p> Signup and view all the answers

What information is typically included in the Load Schedule of an electrical wiring plan?

<p>The number of outlets, switches, and wattage per branch. (A)</p> Signup and view all the answers

In addition to plant cultivation, what else is a garden used for according to the text?

<p>To display other forms of nature. (C)</p> Signup and view all the answers

What does the Riser Diagram represent in an electrical wiring plan?

<p>A single line diagram of the entire electrical circuit. (D)</p> Signup and view all the answers

Which of the following would you find on the Title Block of an Electrical Wiring Plan?

<p>Names of the engineers and or master electrician involved. (A)</p> Signup and view all the answers

What do wiring diagrams in electrical plans indicate?

<p>The routes wires take from equipment to the panel. (C)</p> Signup and view all the answers

Why is it important to provide both lighting and convenience outlets in a garden?

<p>To ensure safety and functionality of the space. (A)</p> Signup and view all the answers

Which of these details is primarily found in the specification, rather than a different component of an electrical wiring plan?

<p>Classification of service. (C)</p> Signup and view all the answers

What is the primary purpose of including a Location Map in an electrical wiring plan?

<p>To depict the surrounding area with known streets. (D)</p> Signup and view all the answers

What is the main purpose of a porch as described in the content?

<p>To give a traditional appearance to the home. (B)</p> Signup and view all the answers

What information is included in the Riser Diagram of an Electrical Plan, besides the character and type of service?

<p>The size of service entrance conductor and conduit used. (B)</p> Signup and view all the answers

According to the Philippine Electrical Code (PEC), what is the minimum circuit capacity required for a residential area up to 80 square meters?

<p>20 amp circuit (2400 watts) (B)</p> Signup and view all the answers

What is the minimum size conductor required for all convenience outlets, according to the PEC?

<p>Wire no. 12 AWG (B)</p> Signup and view all the answers

How many convenience outlets are typically allowed on a 15 amp circuit, when each outlet is counted as 1.5 amps?

<p>6 (B)</p> Signup and view all the answers

According to the provided guidelines, which of the following should NOT be fed from a lighting circuit?

<p>Kitchen outlets (D)</p> Signup and view all the answers

What is the minimum ampere circuit required for laundry outlets according to the code?

<p>20 amp circuit (B)</p> Signup and view all the answers

Which of the following is considered a special-purpose circuit requiring a separate circuit?

<p>Air conditioning unit (B)</p> Signup and view all the answers

What does an electrical wiring plan not typically show?

<p>Cost of electrical materials (D)</p> Signup and view all the answers

For a residential area of 60 square meters, what is the recommended circuit capacity according to the PEC?

<p>15 amp circuit (1800 watts) (D)</p> Signup and view all the answers

According to the provided data, how many lighting outlets are there in total?

<p>19 (A)</p> Signup and view all the answers

What is the maximum wattage load specified for a single lighting outlet in the Philippine Electrical Code, according to the content?

<p>100 watts (B)</p> Signup and view all the answers

What is the calculated current load for Circuit 1 which has 9 lighting outlets?

<p>3.91 amperes (A)</p> Signup and view all the answers

What is the total wattage of the lighting load for Circuit 2, which has 10 lighting outlets?

<p>1,000 watts (C)</p> Signup and view all the answers

How many convenience outlets are there in total based on figure B?

<p>16 (D)</p> Signup and view all the answers

If a third lighting circuit was to be added with 7 lighting outlets, what would be its total wattage load?

<p>700 watts (C)</p> Signup and view all the answers

What would be the combined total current load from circuit 1 and circuit 2?

<p>8.26 amperes (C)</p> Signup and view all the answers

What is the total power consumption in watts for Circuit 3, which serves convenience outlets?

<p>2160 (A)</p> Signup and view all the answers

What is the calculated current load in amperes for Circuit 4, which also serves convenience outlets?

<p>9.39 (B)</p> Signup and view all the answers

A range is connected to Circuit 5, which has a power rating of 8kW. What is the current load in amperes for this circuit?

<p>34.78 (A)</p> Signup and view all the answers

What is the total current load in amperes for Circuit 6, which connects to a water heater with a rating of 2.5kW?

<p>10.86 (B)</p> Signup and view all the answers

Each air conditioning unit in circuits 7 and 8 is rated at 1.5 horsepower. What is the calculated current load in amperes for each circuit, considering the required 125% ampacity?

<p>6.07 (B)</p> Signup and view all the answers

What is the total number of convenience outlets served by Circuit 3 and Circuit 4 combined?

<p>12 (D)</p> Signup and view all the answers

According to the Philippine Electrical Code, what is the load limit per convenience outlet used for calculating circuit loads?

<p>180 watts (B)</p> Signup and view all the answers

When calculating the required ampacity for a motor circuit, such as for an air conditioner, what percentage above the full load current is specified by the Philippine Electrical Code?

<p>125% (C)</p> Signup and view all the answers

Flashcards

Electrical Wiring Plan

A visual representation of an electrical system in a building, showing materials, devices, and equipment.

Floor Plan

A scaled drawing of a room or floor as seen from above, often included in wiring plans.

Legend

A key that explains the symbols used in an electrical wiring plan.

Load Schedule

A table listing the electrical loads in a wiring plan, including the number of outlets, wattages, and wire sizes.

Signup and view all the flashcards

Riser Diagram

A simplified diagram of the entire electrical circuit, from the service entrance to the smallest branch.

Signup and view all the flashcards

Title Block

A block showing important details like location, owner, and electrician information.

Signup and view all the flashcards

Specification

A document containing technical specifications for the electrical installation.

Signup and view all the flashcards

Location Map

A map showing the location of the building within its surroundings.

Signup and view all the flashcards

Residential Load Requirement

The minimum electrical load required for residential buildings, calculated as 30 watts per square meter.

Signup and view all the flashcards

Appliance Branch Circuit

A circuit designed to supply power to small appliances in kitchens, dining rooms, and living rooms.

Signup and view all the flashcards

General Purpose Branch Circuit

A circuit that provides power to general purpose outlets throughout a house.

Signup and view all the flashcards

Light Circuit

A circuit specifically for lighting fixtures in a house.

Signup and view all the flashcards

Convenience Outlet Planning

The process of planning the location and types of electrical outlets in a house to ensure proper power distribution.

Signup and view all the flashcards

Laundry Circuit

Providing a dedicated circuit specifically for laundry appliances.

Signup and view all the flashcards

Air Conditioning Circuit

A circuit dedicated to powering air conditioning units, requiring special consideration due to its high power consumption.

Signup and view all the flashcards

Wiring Plan Classification

A plan that includes the type of wiring method used in the building.

Signup and view all the flashcards

Laundry Outlet Amperage

The minimum electrical current required for laundry outlets, as per the Philippine Electrical Code (PEC).

Signup and view all the flashcards

Light Circuit Breaker Amperage

The minimum circuit breaker amperage required for lighting circuits.

Signup and view all the flashcards

Bedroom Electrical Requirements

A private room for sleeping or relaxing, with lighting and outlets near the bed.

Signup and view all the flashcards

Master Bedroom Electrical Requirements

The principal bedroom in a house, with similar electrical requirements to a regular bedroom.

Signup and view all the flashcards

Dining Area Electrical Requirements

An area for dining that needs good lighting and outlets, often located near the kitchen.

Signup and view all the flashcards

Bathroom Wiring

A room dedicated to personal hygiene. Typically includes a bathtub or shower and requires lighting and convenience outlets.

Signup and view all the flashcards

Porch Wiring

An outdoor area often attached to a home, used for relaxing and entertaining. It usually requires lighting, convenience outlets, and sometimes a chandelier.

Signup and view all the flashcards

Garage Wiring

Enclosed space for vehicles, typically requiring lighting, convenience outlets, and a remote-controlled garage door opener.

Signup and view all the flashcards

Garden Wiring

An outdoor area for cultivating plants, typically requiring lighting and convenience outlets for tools and equipment.

Signup and view all the flashcards

Service Entrance

The main source of electricity entering a home.

Signup and view all the flashcards

Panel Board

A panel that distributes electrical power throughout a house.

Signup and view all the flashcards

Electrical Plan

A visual representation of how electrical wiring is installed in a house.

Signup and view all the flashcards

Electrical Symbols

Symbols used to represent electrical components on a plan for easy identification.

Signup and view all the flashcards

Maximum Light Outlet Load

The maximum electrical power allowed for a single light outlet as per the Philippine Electrical Code.

Signup and view all the flashcards

Lighting Load

The total electrical power consumed by all the light outlets in a circuit.

Signup and view all the flashcards

Current Load

The amount of electrical current flowing through a circuit, calculated by dividing the total power (watts) by the voltage.

Signup and view all the flashcards

Circuit

A group of electrical outlets connected to a single circuit breaker.

Signup and view all the flashcards

Convenience Outlets

Electrical outlets designed for general use, typically used for appliances and devices.

Signup and view all the flashcards

Convenience Outlet Count

The total number of convenience outlets in a building or area.

Signup and view all the flashcards

Circuit Division

The process of dividing electrical outlets into separate circuits to ensure safe and efficient distribution of electricity.

Signup and view all the flashcards

Outlets Layout

A graphical representation of the layout of electrical outlets and their connections in a building.

Signup and view all the flashcards

Small Appliance Circuit Load Limit

The Philippine Electrical Code (PEC) specifies a maximum load of 180 watts for each convenience outlet on a circuit designed for small appliances.

Signup and view all the flashcards

Total Load Calculation

The total load on a circuit is calculated based on the number of outlets, the load per outlet, and the voltage.

Signup and view all the flashcards

Current Load Calculation

The current load is determined by dividing the total load in watts by the voltage.

Signup and view all the flashcards

Range Load

A range load is the electrical power requirement of an electric stove or oven.

Signup and view all the flashcards

Water Heater Circuit

The circuit for a water heater is designed to handle the specific wattage of the heater.

Signup and view all the flashcards

Air Conditioner Circuit

Air conditioner circuits require a higher ampacity due to the motor's power demand.

Signup and view all the flashcards

Motor Circuit Ampacity

Branch circuit conductors supplying a motor need to have a minimum ampacity of 125% of the motor's full load current.

Signup and view all the flashcards

Total Current Load

The total current load is calculated by summing the current loads of all the individual circuits.

Signup and view all the flashcards

Study Notes

Electrical Wiring Plan

  • A technical representation of an electrical system proposed for installation in a building or house
  • Includes materials, devices, and equipment

Electrical Wiring Plan - Components

  • Legend: Defines symbols used on the plan
    • Service Entrance (3 wire)
    • Kilowatt-Hour Meter
    • Electrical Power Panel
    • Incandescent Lamp Outlet
    • ACU (Air conditioning unit outlet)
    • RC (Range Outlet - grounded)
    • Duplex convenience outlet
    • Lighting and/or Appliance Circuit indicator
    • Tumbler Switches (single pole and gang)
    • Electric Motor (1 HP, 230V, 10A)
  • Floor Plan: A scaled drawing of the building's room or floor, as if viewed from above
  • Location Map: Shows the location of electrical elements within the building
  • Specification: Details of the electrical system
    • Service type (single phase 3-wire 115/230 volts, 60 cycles)
    • Conductor size (no. 4 or no. 6 THW)
    • Main Circuit Breaker (100A)
    • Branch circuits (lighting/small appliances, range, AC, water pump - all 20A)
    • Spare circuit (20A)
    • Wiring method (concealed knob and tube)
    • Raceways (rigid metal conduit)
    • Mounting type (flush)
    • Compliance with codes (Philippine Electrical Code, Local Ordinances, Power Company regulations)

Load Schedule

  • Details about the load
    • Number of branch circuits
    • Number of light/power outlets and switches per branch
    • Wattage rating of the load per circuit branch
    • Total current load per circuit
    • Computation of total power and current for each circuit branch
    • Size of conduit used for feeder and branch circuits

Riser Diagram

  • A single line diagram of the entire electrical circuit from the service entrance to branch circuits
  • Shows service type (single phase 2/3-wire)
  • Size of service entrance conductor and conduit
  • Type and size of wire for each branch
  • Size of protective device for main circuit breaker and branch circuit

Title Block

  • Contains project information like the name and location of the installation
  • Owner's name and address
  • Signature of master electrician or engineer
  • Drafting details (draftsman initials and date)

Studying That Suits You

Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

Quiz Team

Related Documents

Electrical Wiring Plan PDF

Description

This quiz explores the key components of an electrical wiring plan for both residential and commercial installations. It covers essential symbols, specifications, and layouts necessary for understanding electrical system blueprints. Test your knowledge on identifying service entrances, outlets, and more.

More Like This

Use Quizgecko on...
Browser
Open
Browser
Browser