1 Scope
2 References
3 Definitions
3.1 Terms defined elsewhere
3.2 Terms defined in this Recommendation
4 Abbreviations and acronyms
5 Conventions
6 Elements of protection
6.1 Correct classification and use of ports
6.2 Equipment design considerations
6.3 Equipment resistibility
6.4 Primary protection and MSPDs
6.5 Requirements for earthing and bonding
6.6 Risk assessment
6.7 Responsibility
6.8 A.C. earth potential rise (EPR)
Appendix I – Level of protection
I.1 Protection against surges induced into external cables
I.2 Protection against direct strikes to the power or
telecommunications cables or lines more than 100 m away from the DPU
I.3 Protection against direct strikes
Bibliography