IEC 60099-5 REDLINE : 3.0

FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 General principles for the application of surge arresters
5 Surge arrester fundamentals and applications issues
6 Insulation coordination and surge arrester applications
7 Surge arresters for special applications
8 Asset management of surge arresters
Annex A (informative) - Determination of temporary
        overvoltages due to earth faults
Annex B (informative) - Current practice
Annex C (informative) - Arrester modelling techniques for
        studies involving insulation coordination and energy
        requirements
Annex D (informative) - Diagnostic indicators of metal-oxide
        surge arresters in service
Annex E (informative) - Typical data needed from arrester
        manufacturers for proper selection of surge arresters
Annex F (informative) - Typical maximum residual voltages
        for metal-oxide arresters without gaps according to
        IEC 60099-4
Annex G (informative) - Steepness reduction of incoming
        surge with additional line terminal surge capacitance
Annex H (informative) - Comparison of the former energy
        classification system based on line discharge
        classes and the present classification system
        based on thermal energy ratings for operating duty
        tests and repetitive charge transfer ratings for
        repetitive single event energies
Annex I (informative) - Estimation of arrester cumulative
        charges and energies during line switching
Annex J (informative) - End of life and replacement of
        old gapped SiC-arresters
Bibliography

Gives information, guidance, and recommendations for the selection and application of surge arresters to be used in three-phase systems with nominal voltages above 1 kV.