Single-line diagram — automatic generation | GorkyCAD Pro

The single-line diagram shows three phases as one line. GorkyCAD Pro builds it automatically from your model — no manual drawing.

Single-line diagram of the panel
Single-line diagram of the panel
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What is a single-line diagram

The SLD shows: input, meter, main breaker, distribution groups, RCDs, RCBOs and outgoing lines. Elements are connected by lines with ratings and cable sizes.

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How GorkyCAD Pro builds it automatically

The diagram is generated from the single project model: you assemble the panel, and the SLD is built from the same model. Change a breaker in the panel — the diagram updates automatically.

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GOST compliance

The diagram follows GOST 2.702 and GOST 21.613: symbols for breakers, RCDs, meters, busbars.

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Export and use

The SLD is part of the PDF set: layout plan, single-line diagram, specification, cable schedule.

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FAQ

How long does SLD generation take?

Automatically — seconds. Manually an engineer spends 1-2 hours.

Does it update when the panel changes?

Yes, the diagram is linked to the model.

Can I edit the SLD manually?

Yes, labels, layout and notes.

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Frequently asked questions

Is this article free?
Yes, all articles and calculators are completely free.
Where can I run calculations?
The site offers 21 free calculators: cable sizing, breakers, RCD, voltage drop and more.
How do I prepare an electrical project?
In GorkyCAD Pro: plans, panels, calculations and a PDF set for free.
Found an error in the article?
Write to hello@gorkycad.pro — specialists will review and correct it.

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