Measuring relays and protection equipment - Part 22-1: Electrical disturbance tests - 1 MHz burst immunity tests

Is applicable to measuring relays and protection equipment in a new condition and all tests specified are type tests only. Lays down test severity levels, test equipment, test set-up, test procedure, criteria for acceptance, etc. This new edition is based on IEC 61000-4-18 and includes changes in the test equipment and test procedures.