This standard specifies on-site testing methods for the electrical charge of transformer oil during operation. This standard is applicable to the charge degree measurement of forced oil circulation transformer oil with voltage levels of 220kV and above.
DL/T 1095-2008 history
2018DL/T 1095-2018 On-site test method for transformer oil electrification
2008DL/T 1095-2008 Guide to on-site determination of electrostatic charging tendency of transformer oil