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 Introduction
6.1 Classification of telecommunication rooms or buildings
6.2 Reliability grading of power supply system
6.3 Necessity of evaluation for reliability not impacting
operations and energy saving
6.4 Battery hazard safety level description
7 Evaluation of reliability and correct operations of power supply items
7.1 External alternating current mains power reliability evaluation
7.2 Medium-voltage power supply system reliability evaluation
7.2 Transformer reliability evaluation
7.3 Low-voltage power supply system reliability evaluation
7.4 Battery string reliability evaluation
Bibliography