ANSI/IEEE C37.20.7:2007
Guide for Testing Metal-Enclosed Switchgear Rated Up to 38kV for Internal Arcing Faults

Standard No.

ANSI/IEEE C37.20.7:2007

Release Date

2008

Published By

American National Standards Institute （ANSI)

Latest

ANSI/IEEE C37.20.7:2007

Scope

This guide establishes methods by which metal-enclosed switchgear may be tested for resistance to the effects of arcing due to an internal fault. It also discusses service conditions, installation, and application of equipment. This guide applies only to equipment utilizing air as the primary insulating medium and rated up to 38kV ac.

ANSI/IEEE C37.20.7:2007 history

• 2008 ANSI/IEEE C37.20.7:2007 Guide for Testing Metal-Enclosed Switchgear Rated Up to 38kV for Internal Arcing Faults