IEEE Std C37.20.7-2007/COR 1-2010
IEEE Guide for Testing Metal-Enclosed Switchgear Rated up to 38 kV for Internal Arcing Faults Corrigendum 1

Standard No.

IEEE Std C37.20.7-2007/COR 1-2010

Release Date

2010

Published By

Institute of Electrical and Electronics Engineers (IEEE)

Status

Be replaced 2018-02

Replace By

IEEE Std C37.20.7-2017

Latest

IEEE Std C37.20.7/COR 1-2021

Scope

This corrigendum corrects technical errors found in IEEE Std C37.20.7-2007 during use in laboratories concerning current values and arc initiation in low-voltage (LV) testing and supply frequency for all equipment.

IEEE Std C37.20.7-2007/COR 1-2010 history

• 2021 IEEE Std C37.20.7/COR 1-2021 Testing Switchgear Rated up to 52 kV for Internal Arcing Faults Corrigendum 1
• 2018 IEEE Std C37.20.7-2017 IEEE Guide for Testing Switchgear Rated Up to 52 kV for Internal Arcing Faults
• 2010 IEEE Std C37.20.7/COR 1-2010 IEEE Guide for Testing Metal-Enclosed Switchgear Rated up to 38 kV for Internal Arcing Faults; Corrigendum 1
• 2009 IEEE Std C37.20.7/INT 1-2009 Guide for Testing Metal-Enclosed Switchgear Rated Up to 38 kV for Internal Arcing Faults
• 2008 IEEE Std C37.20.7/COR-2008 Guide for testing metal-enclosed switchgear rated up to 38 kV for internal arcing faults; Errata
• 2007 IEEE Std C37.20.7-2007 Guide for testing metal-enclosed switchgear rated up to 38 kV for internal arcing faults
• 2001 IEEE Std C37.20.7-2001 Guide for testing medium-voltage metal-enclosed switchgear for internal arcing faults