DL 474.1-1992
Insulation Resistance, Absorption Ratio and Polarization Index Tests (English Version)

Standard No.

DL 474.1-1992

Language

Chinese, Available in English version

Release Date

1992

Published By

Professional Standard - Electricity

Status

Be replaced 2006-10

Replace By

DL/T 474.1-2006

Latest

DL/T 474.1-2018

DL 474.1-1992 history

• 2018 DL/T 474.1-2018 Insulation Resistance, Absorption Ratio and Polarization Index Tests
• 2006 DL/T 474.1-2006 Guide for insulation test on site Insulation resistance、dielectric absorption ratio and polarization index test
• 1992 DL 474.1-1992 Insulation Resistance, Absorption Ratio and Polarization Index Tests

DL 474.1-1992 Insulation Resistance, Absorption Ratio and Polarization Index Tests was changed to DL/T 474.1-2006 Guide for insulation test on site Insulation resistance、dielectric absorption ratio and polarization index test .