Switchboards, Switchgear, and Panelboards

Switchboards, Switchgear, and Panelboards

Article 408 provides the requirements for this type of equipment, which controls power and lighting circuits.  

In this industry, some people use the terms switchboard and switchgear interchangeably. But this practice can lead to misunderstanding because these items are not the same.

Switchgear is manufactured and tested to more exacting standards than switchboards, and switchgear is configured differently from the way switchboards are.

For example, in switchgear, there are physical barriers between breakers and also between the breakers and the bus. Switchgear is more durable

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