LV switchgear: functions and selection

From Electrical Installation Guide
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The basic functions of LV switchgear

Electrical protection

Isolation

Switchgear control

The switchgear

Elementary switching devices

Combined switchgear elements

Choice of switchgear

Tabulated functional capabilities

Switchgear selection

Circuit-breaker

Standards and description

Fundamental characteristics of a circuit-breaker

Other characteristics of a circuit-breaker

Selection of a circuit-breaker

Coordination between circuit-breakers

Discrimination MV/LV in a consumer’s substation

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