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Case study · GorkyCAD Pro

Electrical project for a 300 m² office

An office for 60 workstations: 500 lx lighting per EN 12464, a socket grid, a server room with UPS and emergency lighting.

📊 Project specifications

Type OfficeArea 300 m²
Workstations 60Phases Three-phase (380 V)
Calculated load 45 kWGroups 36
Lighting 500 lxDesign time 4 evenings

🎯 Task

Design lighting for 60 workstations with 500 lx per EN 12464, socket grid, server room with UPS, HVAC circuits and emergency lighting.

💡 Solution

Lumen-method lighting calculation, 12 lighting groups with scenes. Workstation socket grid on 4 circuits. Server room on a dedicated line with UPS and backup. Emergency lighting per exit routes.

✅ Result

Full PDF set for approval: SLD, lighting plan, socket plan, specification, cable schedule. LPD is within the norm — the office passes the energy audit.

FAQ

What lighting level does an office need?

Typically 500 lx on work planes per EN 12464 — GorkyCAD calculates it with the lumen method and lays out the lighting groups.

How to power a server room?

On a dedicated line with a UPS and backup, separate from the workstation socket grid.

Can I design without experience?

Yes, GorkyCAD Pro calculates loads, cables and breakers automatically per regulations.

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Frequently asked questions

Is this article free?
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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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