BS EN 62040-1 : 2008

1 Scope and specific applications
2 Normative references
3 Terms and definitions
4 General conditions for tests
5 Fundamental design requirements
6 Wiring, connections and supply
7 Physical requirements
8 Electrical requirements and simulated abnormal conditions
9 Connection to telecommunication networks
Annex A (normative) - Tests for resistance to heat and fire
Annex B (normative) - Motor tests under abnormal conditions
Annex C (normative) - Transformers
Annex D (normative) - Measuring instruments for touch
        current tests
Annex E (normative) - Temperature rise of a winding
Annex F (normative) - Measurements of clearances and
        creepage distances
Annex G (normative) - Alternative method for determining
        minimum clearances
Annex H (informative) - Guidance on protection against
        ingress of water and foreign objects
Annex I (normative) - Backfeed protection test
Annex J (informative) - Table of electrochemical potentials
Annex K (normative) - Thermal controls
Annex L (normative) - Reference loads
Annex M (normative) - Ventilation of battery compartments
Annex N (normative) - Minimum and maximum cross-sections
        of copper conductors suitable for connection
Annex O (informative) - Guidance for disconnection of batteries
        during shipment
Annex P (informative) - Short-time withstand current
        test procedure - Guidance and typical values
Bibliography
Annex ZA (normative) - Normative references to international
         publications with their corresponding European
         publications

Pertains to uninterruptible power systems (UPS ) with an electrical energy storage device in the d.c. link.