I.S. EN 61000-4-9:2016

National Foreword
FOREWORD
INTRODUCTION
1 Scope and object
2 Normative references
3 Terms, definitions and abbreviated terms
4 General
5 Test levels
6 Test instrumentation
7 Test setup
8 Test procedure
9 Evaluation of test results
10 Test report
Annex A (informative) - Characteristics of non standard
        induction coils
Annex B (informative) - Information on the field distribution
        of standard induction
Annex C (informative) - Selection of the test levels
Annex D (informative) - Measurement uncertainty (MU)
        considerations measuring system
Annex E (informative) - Mathematical modelling of surge
        current waveforms
Annex F (informative) - Characteristics using two standard
        induction coils
Annex G (informative) - 3D numerical simulations
Bibliography
Annex ZA (normative) - Normative references to
         international publications with their corresponding
         European publications

Describes the immunity requirements, test methods, and range of recommended test levels for equipment subjected to impulse magnetic disturbances mainly encountered in: - industrial installations, - power plants, - railway installations, - medium voltage and high voltage sub-stations.