EN 54-4:1997/A2:2006

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions and abbreviations
   3.1 Terms and definitions
   3.2 Abbreviations
4 General requirements
   4.1 Conformity
   4.2 Power sources
5 Functions
   5.1 Power supply from the main power source
   5.2 Power supply from the standby power source
         (battery)
   5.3 Charger
   5.4 Faults
6 Materials, design and manufacture
   6.1 Manufacturer's declaration
   6.2 Mechanical design
   6.3 Electrical design
   6.4 Power supply interface
7 Documentation
   7.1 User's documentation
   7.2 Design documentation
8 Marking
9 Tests
   9.1 General
   9.2 Functional tests
   9.3 Test of the charger and the standby power
         source
   9.4 Environmental tests
   9.5 Cold (operational)
   9.6 Damp heat, steady state (operational)
   9.7 Impact (operational)
   9.8 Vibration, sinusoidal (operational)
   9.9 Electromagnetic Compatibility (EMC), Immunity tests
         (operational)
   9.10 (deleted)
   9.11 (deleted)
   9.12 (deleted)
   9.13 (deleted)
   9.14 Damp heat, steady state (endurance)
   9.15 Vibration, sinusoidal (endurance)
Annex A (normative) Laboratory procedure for testing compliance
         with the requirements of 5.2.1 and 5.4.c
Annex ZA (informative) Clauses of this European Standard
         addressing the provisions of the EU Construction
         Products Directives (89/106/EEC)
Bibliography

Specifies EMC and updates software and other requirements.