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switchgear and controlgear

a general term covering switching devices and their combination with associated control, measuring,

protective and regulating equipment, also assemblies of such devices and equipment with associated

interconnections, accessories, enclosures and supporting structures (IEV 441-11-01)

Metal-enclosed switchgear and controlgear

Switchgear and controlgear assemblies with an external metal enclosure intended to be earthed and

complete except for external connections (IEV 441-12-04)

NOTE: The metal-enclosed switchgear and controlgear is subdivided into three types:

— metal-clad switchgear and controlgear;

— compartmented switchgear and controlgear (with one or more non-metallic partitions);

— cubicle switchgear and controlgear.

Metal-clad switchgear and controlgear

metal-enclosed switchgear and controlgear in which components are arranged in separate compartments with metal partitions intended to be earthed

NOTE 1: This term applies to metal-enclosed switchgear and controlgear with metal partitions providing the degree of protection IP2X (or higher) of Table 6 of IEC 60694 (1996) and having separate compartments at least for the following components:

a) each main switching device;

b) components connected to one side of a main switching device, for example feeder circuit;


c) components connected to the other side of the main switching device, for example busbars; where more than one set of busbars is provided, each set being in a separate compartment.