Case study · GorkyCAD Pro
Electrical project for an apartment in London
A 40-seat café with a professional kitchen, refrigeration equipment and emergency lighting requirements.
📊 Project specifications
| Type Apartment | Area 90 m² |
| Phases Single-phase (230 V) | Calculated load 12 kW |
| Groups 20 | Sockets 40 |
| EV charger 7 kW | Design time 3 evenings |
🎯 Task
Design the wiring for a 2-bedroom apartment: 40 socket positions, kitchen circuits, lighting with scenes, EV charger in the car park, smoke alarm integration.
💡 Solution
Kitchen on 3 dedicated circuits (oven, hob, dishwasher). Lighting groups with dimming scenes. RCD 30 mA on socket circuits per BS 7671. EV charger 7 kW with Type B RCD. Sockets with shutters.
- Kitchen split into dedicated groups with 30% power reserve.
- Emergency lighting on a separate line.
- Main breaker and RCD selected by calculated current.
- PDF set handed over for approval.
✅ Result
The project is ready for the electrician and the building management: SLD, plans, specification, cable schedule. Compliant with BS 7671 (18th Edition).
FAQ
How much electrical work does a café need?
For a 100–150 m² café, typical calculated load is 30–40 kW with a three-phase supply.
Is emergency lighting required?
Yes, for food service venues emergency lighting is mandatory and designed on a separate line.
Can I design without experience?
Yes, GorkyCAD Pro calculates loads, cables and breakers automatically per regulations.