Electrical Symbols — Maintenance

Electrical maintenance - troubleshooting electrical circuit.
Schematic drawings intended for maintenance may have the principal signal paths highlighted to assist in understanding the signal flow through the circuit. More complex devices have multi-page schematics and must rely on cross-reference symbols to show the flow of signals between the different sheets of the drawing.

Electrical Symbols — Maintenance

Pic. 1. Maintenance Library

ConceptDraw PRO 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 PRO 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 PRO 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 — Maintenance

Pic. 3. Electrical Symbols — Maintenance

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 maintenance electrical symbols in our electrical diagram software.

Symbol Meaning
Electrical Symbols — Maintenance
Signal generatorSignal generator
Linear elementLinear element
Relay contactsRelay contacts
Relay coilRelay coil
SwitchSwitch
Composite circuitComposite circuit
AmplifierAmplifier
Signal code, normalSignal code, normal
Signal code, secondary flowSignal code, secondary flow
Reference signalReference signal
Energize relay signalEnergize relay signal
Transmitter pulseTransmitter pulse
Test signalTest signal
FeedbackFeedback

Circuit diagrams are used for the design (circuit design), construction (such as PCB layout), and maintenance of electrical and electronic equipment. The diagrams are a big help when workers try to find out why a circuit does not work correctly.


How to Create an Electrical Diagram Using Maintenance Library

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

    Libraries from Electrical Engineering section

  • There are a few different ways to place an object into your drawing:

    • Click on an object and then click on the document, at the place you want the object to be inserted.
    • Perform a drag-and-drop from the library to your document.
    • Double click on an object’s icon in the library to place an object in the center of your document.
  • 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 Diagram






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