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Electrical Symbols — Electrical Circuits

A circuit diagram or wiring diagram uses symbols to represent parts of a circuit. Electrical and electronic circuits can be complicated. Making a drawing of the connections to all the component parts in the circuit's load makes it easier to understand how circuit components are connected. Drawings for electronic circuits are called "circuit diagrams". Drawings for electrical circuits are called "wiring diagrams".

Electrical Symbols - Electrical Circuits

Pic. 1. Electrical Circuits Library

ConceptDraw DIAGRAM is a powerful software for creating professional looking electrical diagram quick and easy. For this purpose you can use the Electrical Engineering solution from the "Engineering" area of ConceptDraw Solution Park.

Electrical Engineering Solution for ConceptDraw DIAGRAM provides the stencils libraries of ready-to-use predesigned 926 vector symbols, templates and samples that make your electrical drawing quick, easy and effective.

26 libraries of the Electrical Engineering Solution of ConceptDraw DIAGRAM make your electrical diagramming simple, efficient, and effective. You can simply and quickly drop the ready-to-use objects from libraries into your document to create the electrical diagram.

Electrical Symbols

Pic. 2. Electrical Engineering symbols

Electrical diagram software will assist you in drawing your electrical diagrams with minimal effort and makes it very easy for beginners. Electrical symbols and smart connectors help present your electrical drawings, electrical schematic, wiring diagrams and blue prints.

Electrical Symbols — Electrical Circuits *

Pic. 3. Electrical Symbols — Electrical Circuits

Most of the electrical symbols can be changed in their appearance, styles and colors according to users' requirements. Electrical symbols are used to represent various electrical and electronic devices in a schematic diagram of an electrical or electronic circuit.

The following table lists some electrical circuits electrical symbols in our electrical diagram software.

Symbol Meaning
Electrical Symbols — Electrical Circuits
Chassis 2Chassis 2
Variable capacitorVariable capacitor
Capacitor 2Capacitor 2
Variable capacitor 2Variable capacitor 2
Antenna 2Antenna 2
Circuit breakerCircuit breaker
Fuse 2Fuse 2
Alarm fuseAlarm fuse
Alarm fuse 2Alarm fuse 2
Circular generic componentCircular generic component
Rectangular generic componentRectangular generic component
Capacitive transducerCapacitive transducer
Non-capacitive transducerNon-capacitive transducer
Recording pickup headRecording pickup head
Reproducing pickup headReproducing pickup head
Positive pulsePositive pulse
Negative pulseNegative pulse
Alternating pulseAlternating pulse
Saw toothSaw tooth
Positive step functionPositive step function
Negative step functionNegative step function
Explosive squibExplosive squib
Sensing link squibSensing link squib
Squib ignitorSquib ignitor
Unspecified materialUnspecified material
Solid materialSolid material
Semiconducting materialSemiconducting material
Insulating materialInsulating material
Surge protectorSurge protector
Multigap surge protectorMultigap surge protector
Valve surge protectorValve surge protector
Electrolytic surge protectorElectrolytic surge protector
Carbon block surge protectorCarbon block surge protector
Protective gap surge protectorProtective gap surge protector
Sphere gap surge protectorSphere gap surge protector
Horn gap surge protectorHorn gap surge protector
Igniter plugIgniter plug
Circuit breakerCircuit breaker

A schematic is a diagram of an electrical circuit. A schematic doesn't look like a life like a circuit, but it does show the essential connections. Schematics use symbols to represent components in the circuit. We use conventions in a schematic, we use them to represent the way electricity flows. The common convention we use is from the positive to the negative terminal. The realistic way electricity is from the negative to the positive terminal.

How to Create an Schematic of Circuit Using Electrical Circuits Library

  • Open ConceptDraw DIAGRAM new document page.
  • Select libraries from Electrical Engineering section.

    Libraries from Electrical Engineering section

  • Electrical circuits library contains objects, identified by a blue tile in the library pane. Such objects can be edited by using the Action button menu. To open the menu select an object and click the Action Button button in the upper right corner of the object. Action button menu
  • Select the Smart Connector tool Smart Connector. To connect elements using this tool, drag the connector from one connect dot to another.You can use Layers to place connections on different layers.
  • Result: Schematic of Circuit.
    Electrical Circuits Diagram


Material Requisition Flowchart. Flowchart Examples →

A requisition form is one of the documents used for accounting in different manufacturing processes. There are two main types of requisition: a purchasing requisition and material requisition and difference between them is significant. Creating a flowchart might help you in understanding all the details of accounting process. Flowcharts are a best visual method for dividing a large and complicated procedure into a several little clear pieces. The main value-ability of an effective flowchart is its simpleness. Material requisition flowcharts are used to document the process of relationships between the different departments and the purchasing department within an organization. The flow chart gives the step-by-step guide on how is carried out the procurement process of the materials necessary for the functioning of the organization. This type of flowchart along with many other business flowcharts, one can easy create using ConceptDraw Flowcharts solution.Material Requisition Flowchart. <br>Flowchart Examples *
Picture: Material Requisition Flowchart. Flowchart Examples
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Types of Flowcharts →

A flowchart is a simple but very functional tool when it comes to understanding a workflow or to removing unnecessary stages from a process. When drawing flowcharts, keep in mind that there are four common types of flowcharts, like document flowcharts and data flowcharts that show control over a data or document flow over a system. To show controls on a physical level, use system flowcharts. In addition, to show controls in a program, you can draw a program flowchart. This flowchart diagram represents the piece of an article editing process, that involves the author and editor. It was created using the Basic Flowchart notation that consists from the basic flowchart symbols. The start and the end of the process are indicated with "Terminator" symbols. The "Process" symbols show the action steps consisting from making edits and searching for a compromise, when the author does not agree with the suggestions of the editor. The "Process" symbol is the general symbol in process flowcharts. The "Decision" symbol indicates a branching in the process flow. There are two branches indicated by a Decision shape in the current flowchart (Yes/No, Disagree/Agree). This basic flowchart can be used as a repeating unit in the workflow diagram describing the working process of some editorial office.Types of Flowcharts *
Picture: Types of Flowcharts
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Pictures of Graphs →

ConceptDraw DIAGRAM diagramming and vector drawing software extended with Picture Graphs solution from the Graphs and Charts Area is the best choice for making professional looking pictures of graphs and colorful picture graphs.Pictures of Graphs *
Picture: Pictures of Graphs
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Diagramming Software for Design UML Component Diagrams →

UML Component Diagram illustrate how components are wired together to larger components and software systems that shows the structure of arbitrarily complex systems. ConceptDraw Rapid UML solution delivers libraries contain pre-designed objects fit UML notation, and ready to draw professional UML Component Diagram.Diagramming Software for  Design UML Component  Diagrams *
Picture: Diagramming Software for Design UML Component Diagrams
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The Means to Respond to Social Media Mentions →

Which trends are on the horizont of social media? What’s we have to prepare for? Look into the future with ConceptDraw products.The Means to Respond to Social Media Mentions *
Picture: The Means to Respond to Social Media Mentions
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Probability Quality Control Tools →

The Total Quality Management Diagram solution helps your organization visualize business and industrial processes. Create Total Quality Management diagrams for business process with ConceptDraw software.Probability Quality Control Tools *
Picture: Probability Quality Control Tools
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Interior Design. Machines and Equipment — Design Elements →

Any factory needs a clear scheme of all the equipment used in the manufacture processes. So, if you want to place all your machines and equipment on one diagram, you need a good diagramming tool for that. For instance, you can find all the design elements you might need, such as lathes, milling machines or saws on ConceptDraw DIAGRAM Solution Park in Plant Layout Plans solution in appropriate libraries. This drawing represents the Machines and Equipment library delivered by ConceptDraw Plant Layout Plans solution. This vector library is supplied along with other libraries related to industrial architecture planning and interior design. Just planning the proper facilities in a proper right place, allows to manufacture a product in the most effective and economic way. Objects containing in these libraries will be helpful for architects and engineers dealing with industrial buildings design. They are intended to use for designing layouts of plants, warehouses, manufacturing workshop etc.Machines and Equipment — Design Elements
Picture: Interior Design. Machines and Equipment — Design Elements
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Scatter Graph Charting Software →

ConceptDraw provides some interactive xy chart and scatter graph symbols that offers advanced features yet is simple to use.Scatter Graph Charting Software *
Picture: Scatter Graph Charting Software
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Electrical Symbols — Transmission Paths →

Variable delay elements are often used to manipulate the rising or falling edges of the clock or any other signal in integrated circuits. Delay elements are also used in delay locked loops and in defining a time reference for the movement of data within those systems. 26 libraries of the Electrical Engineering Solution of ConceptDraw DIAGRAM make your electrical diagramming simple, efficient, and effective. You can simply and quickly drop the ready-to-use objects from libraries into your document to create the electrical diagram.Electrical Symbols — Transmission Paths *
Picture: Electrical Symbols — Transmission Paths
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Infographic Software →

ConceptDraw DIAGRAM extended with Pictorial Infographics Solution from the “Infographics” Area is a powerful Infographic Software. Make sure in it right now!Infographic Software *
Picture: Infographic Software
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