Table of Contents

 1     Scope          
 2     Reference 
 3     Definitions 
        3.1     Terms defined elsewhere        
        3.2     Terms defined in this Recommendation            
 4     Abbreviations and Acronyms            
 5     Conventions             
 6     Electrical distribution identification coverage             
 7     Identification principle         
        7.1     General rules 
        7.2     Colour
and marking of up to 400 VDC conductor wires and cables for A3 or P interface    
        7.3     Additional recommendation for other DC voltage distribution cabling than up to 400 VDC voltage of A3 interface    
 8     DC distribution devices additional colour and marking            
        8.1     General requirements               
        8.2     DC outputs from DC power systems with protective devices   
        8.3     DC sub-distribution boards (with protective devices)  
        8.4     DC power plugs strips inside ICT equipment rooms and cabinets            
 9     Durability of marking and reading errors limitation  
Appendix I – Review of Standards or common use of colour and marking of distribution cabling in AC and DC in buildings and equipment    
        I.1     Recommended colours for wires in [IEC 60757] and [IEC 60445]               
        I.2     Other norms or specifications 
        I.3     Building distribution cable colour and marking standards            
Appendix II – Justification of the identification wire colour choices    
Appendix III – Wire colour choice in colour range industrial specification    
Bibliography