... ,completely self-contained,compact and portable giving smoothvariable test voltage from 0 to 60, 75, 80, 90 or 100 kV for testing thedielectric ... . Auto modeDYT series insulating oil testers are fully automatic type. 1) IEC-156, IS6792, ASTM D 877, ASTM D 1816, UNE ... 21.2) Withstand Test A3) Withstand Test B4) 5 Minute Test5) User defined100 Test results storage capacity DYT series ...