Assembling the shield. TOP 10 basic rules. Connecting machines    • Сборка щита. Подключение автоматов. Т...  
The assembly of a threephase switchboard is very simple and affordable. This video is for ordinary people, so don't be too harsh. Everything is shown in the form of the simplest and most reliable diagram.
How to assemble a threephase board? A threephase switchboard for a house or apartment consists of three singlephase switchboards that are connected to a threephase network through a threepole circuit breaker. It allows you to connect single and threephase devices. Also, when connecting 3 phases, you get three times higher power consumption than when connecting one phase.
The rules for assembling shields are almost the same. It's just that threephase machines and other threephase devices are added here.

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