IEEE Std C37.20.4-2001
Indoor AC switches (1kV - 38kV) for use in metal-enclosed switchgear

Standard No.

IEEE Std C37.20.4-2001

Release Date

2001

Published By

Institute of Electrical and Electronics Engineers (IEEE)

Status

Be replaced 2013-05

Replace By

IEEE Std C37.20.4-2013

Latest

IEEE Std C37.20.4-2013

Scope

Indoor ac medium-voltage switches for use in enclosures for application in power circuits at voltages above 1 kV through 38 kV are covered. These include stationary or drawout, manual or power operation, fused or unfused.

IEEE Std C37.20.4-2001 history

• 2013 IEEE Std C37.20.4-2013 IEEE Standard for Indoor AC Switches (1 kV to 38 kV) for Use in Metal-Enclosed Switchgear
• 2001 IEEE Std C37.20.4-2001 Indoor AC switches (1kV - 38kV) for use in metal-enclosed switchgear
• 1970 IEEE Std C37.20.4-1996 IEEE Trial-Use Standard for Indoor AC Switches (1 kV-38 kV) for Use in Metal-Enclosed Switchgear