Normative references of testing of breakdown voltage of insulating oils
IEC 156 oil test set
Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of this International Standard. At the time of publication, the editions indicated were valid. All normative documents are subject to revision, and parties to
agreements based on this International Standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. Members of IEC and ISO maintain registers of currently valid International Standards.
IEC 52:1960, Recommendations for voltage measurement by means of sphere-gaps (one sphere earthed)
IEC 60, High-voltage test techniques
IEC 475:1974, Method of sampling liquid dielectrics
