Methods of test are described for the determination of the short-time electric strength of solid materials at power frequencies, i.e. 40 Hz (c/s) to 62 Hz (c/s).
Nole. — Tests for liquids are under consideration.
SIS SS IEC 243:1982 history
1982SIS SS IEC 243:1982 Recommended methods of test for electric strength of solid insulating materials at power frequencies