0 Scope
1 References
2 Definitions and abbreviations
2.1 Definitions
2.2 Abbreviations
3 Electromagnetic environmental parameters
3.1 Electrostatic voltage
3.2 Electrical Fast Transient/Burst (EFT/B)
3.3 Conducted radio-frequency voltages
3.4 Radio-frequency fields
3.5 d.c. voltages
3.6 16 2/3 Hz voltages
3.7 50 Hz/60 Hz voltages
3.8 Audio frequency voltages
3.9 Surges
3.10 Voltage variation
3.11 Voltage fluctuation
3.12 Voltage interruption
3.13 Audio frequency magnetic fields
3.14 Lightning electromagnetic pulse
3.15 Low frequency repetitive impulses
4 Characteristics of environments
4.1 Telecommunication centres (common features for class 1 and class 2)
4.1.1 Class 1 – Major telecommunication centres
4.1.2 Class 2 – Minor telecommunication centres
4.2 Class 3 – Outdoor locations
4.3 Class 4 – Customer premises
4.3.1 Attributes of customer premises
5 Characteristic severities of the environmental parameters
Appendix I - Bibliography