CEI EN 62040-3 : 2015

1 Scope
2 Normative references
3 Terms and definitions
4 Environmental conditions
5 Electrical conditions, performance and
  declared values
6 UPS tests
Annex A (informative) - Uninterruptible power
        system (UPS) configurations
Annex B (informative) - Topologies - Uninterruptible
        power system (UPS)
Annex C (informative) - UPS switch applications
Annex D (informative) - Purchaser specification
        guidelines
Annex E (normative) - Reference non-linear load
Annex F (informative) - Information on backfeed
        protection
Annex G (normative) - Input mains failure
        Test method
Annex H (informative) - Dynamic output performance
        Measurement techniques
Annex I (informative) - UPS Efficiency values
Annex J (normative) - UPS efficiency - Methods
        of measurement
Annex K (informative) - UPS functional availability
Bibliography
Annex ZA (normative) - Normative references to
         international publications with their
         corresponding European publications

Specifies the movable, stationary and fixed electronic uninterruptible power systems (UPS) that deliver single or three-phase fixed frequency a.c. output voltage not exceeding 1000 V a.c. and that incorporate an energy storage system, generally connected through a d.c. link.