Tuesday, January 17, 2012

GUIDE TO SWITCHGEAR & FORMS OF SEPARATION

FORMS OF SEPARATION

FORM 1 An enclosed assembly to provide protection against contact with internal parts, where no internal separation is provided.

FORM 2 As Form 1, but with separation of all functional units from one another

FORM 3 As Form 2, but with separation of all functional units from one another

FORM 4 As Form 3, but the incoming and outgoing terminals are also required to be separated from the Busbar system, and from one another


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