DL 474.4-1992
Guidelines for Implementation of On-Site Insulation Tests AC Withstand Voltage Test (English Version)

Standard No.

DL 474.4-1992

Language

Chinese, Available in English version

Release Date

1992

Published By

Professional Standard - Electricity

Status

Be replaced 2006-10

Replace By

DL/T 474.4-2006

Latest

DL/T 474.4-2018

DL 474.4-1992 history

• 2018 DL/T 474.4-2018 Guide for insulation test on site AC voltage withstanding test
• 2006 DL/T 474.4-2006 Guide for insulation test on site AC voltage withstanding test
• 1992 DL 474.4-1992 Guidelines for Implementation of On-Site Insulation Tests AC Withstand Voltage Test

DL 474.4-1992 Guidelines for Implementation of On-Site Insulation Tests AC Withstand Voltage Test was changed to DL/T 474.4-2006 Guide for insulation test on site AC voltage withstanding test.