Table of Contents

 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     Earthing network for electronic equipment enclosures (EEEs)            
        6.1     Earthing ring for above ground and below ground EEEs              
        6.2     Earthing ring for EEC 
        6.3     Concrete-encased earth electrode     
 7     a.c. power distribution         
        7.1     a.c. power line surge protective device             
 8     d.c. power distribution        
 9     Bonding configuration         
        9.1     Main earthing terminal            
        9.2     Interior bonding-bus 
        9.3     Outside-plant cable entrance
        9.4     Equipment framework             
        9.5     Surge protectors on communication pairs        
        9.6     Metallic walls
Appendix I – Example of bonding configurations and earthing of EEEs by use of ring bonding-bus