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 DC power feeding interface specification             
        6.1 Definition of DC power feeding interface   
        6.2 Voltage range at interface P          
        6.3 Reference test voltage (U_T) at interface P   
        6.4 Abnormal conditions      
        6.5 Inrush current   
Appendix I – Information on grounding method    
        I.1 Basic configuration          
        I.2 Specification for PE at interface P
Bibliography