IEEE Std 421.3-1997
IEEE Standard for High-Potential Test Requirements for Excitation Systems for Synchronous Machines

Standard No.

IEEE Std 421.3-1997

Release Date

1997

Published By

Institute of Electrical and Electronics Engineers (IEEE)

Status

Be replaced 2016-03

Replace By

IEEE Std 421.3-2016

Latest

IEEE Std 421.3-2016

Scope

High-potential test voltages for excitation systems used with synchronous machines are established. Test voltages are established based on whether equipment is connected to the exciter power circuit or is electrically isolated from the exciter power circuit.

IEEE Std 421.3-1997 history

• 2016 IEEE Std 421.3-2016 IEEE Standard for High-Potential Test Requirements for Excitation Systems for Synchronous Machines - Redline
• 1997 IEEE Std 421.3-1997 IEEE Standard for High-Potential Test Requirements for Excitation Systems for Synchronous Machines