Specifies mechanical, electrical, functional and environmental requirements, along with methods of test, for uninterruptible power systems (UPS) for use with road traffic signals or other roadside traffic devices.
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Referenced documents
1.3 Definitions
2 Functional requirements
2.1 General
2.2 Power supply continuity
2.3 Power quality management
2.4 Status indication
2.5 Auxiliary power connection
2.6 User control
3 UPS topologies
3.1 General
3.2 Stand-by topology
3.3 Line-interactive topology
3.4 Double-conversion topology
4 UPS controller
4.1 General
4.2 Rectifier
4.3 Battery management system
4.3.1 General
4.3.2 Battery cell balancing
4.4 Inverter
4.5 Switching mechanism
4.5.1 Function
4.5.2 Stand-by and line-interactive configurations
4.5.3 Double-conversion configuration
4.5.4 Recovery from fault
4.6 Interfaces
4.6.1 User interface
4.6.2 Logs and configuration data
4.6.3 Contact outputs
4.6.4 Data port and data management software
4.6.5 System reset
4.7 Cooling fans
5 Housing for stand-alone UPS
5.1 General
5.2 Dimensions
5.3 Construction
5.3.1 General
5.3.2 Material
5.3.3 Mounting
5.3.4 Cable access
5.3.5 Door
5.3.6 Door hinges
5.3.7 Door locks
5.3.8 Door retainer
5.3.9 Weather sealing
5.3.10 Ventilation
5.3.11 Document storage pocket
5.3.12 Finish and protection
5.3.13 Cabinet nameplate
5.3.14 Resistance to vandalism
5.3.15 Cable clamping bars
5.3.16 Stand-by generator connection
5.3.16.1 General
5.3.16.2 Inlet for generator cable
5.3.16.3 Plug for generator connection
5.3.16.4 Power source change-over switch
5.3.16.5 Indication of presence of power
5.3.16.6 Anchoring the generator to the cabinet
5.4 Information to be provided in the housing
5.4.1 General
5.4.2 Hazard signs
5.4.3 Housing layout diagram
5.4.4 Housing wiring diagram
5.4.5 Start-up procedure
5.4.6 Maintenance bypass procedure
5.4.7 Maintenance bypass return procedure
5.4.8 Shut-down procedure
5.4.9 Battery bank parameters
6 Batteries
6.1 Acceptable types of batteries
6.2 Battery bank capacity
6.3 Battery charging
6.4 Installation
6.4.1 Location
6.4.2 Battery shelf
6.4.3 Battery cables
6.4.4 Battery terminal clearance
6.4.5 Clearance between batteries
6.4.6 Unearthed supply system
6.4.7 Battery connections
6.4.8 Battery format/use
6.4.9 Protective device
6.4.10 Danger sign
7 Electrical requirements
7.1 General
7.2 UPS voltage and frequency thresholds
7.3 Ratings requirements
7.4 Wiring
7.5 Switchboard
7.5.1 Mounting position
7.5.2 Main switch and fault current limiter
7.5.3 Neutral and earth link
7.5.4 Circuit breakers and fuses
7.5.5 Surge diverter
7.6 Electromagnetic compatibility (EMC)
7.7 Socket-outlet with integral residual current device
7.8 Service light
7.9 Maintenance bypass switch
7.10 Visual indicators
7.11 Field terminals
7.11.1 General
7.11.2 Power supply output terminals
7.11.3 ELV terminals
7.12 Electrical safety requirements
8 Environmental requirements and tests
8.1 Temperature and humidity
8.2 IP rating
8.3 Bump protection testing
8.4 Vibration testing
8.5 Atmospheric pollutants
8.6 Environmental safety requirements
Appendix A
A1 General
A2 Installation manual
A3 Field service manual
A4 Operation manual
Appendix B
Appendix C
Appendix D
Cited references in this standard
Content history
DR AS 5715:2015
Please select a variation to view its description.
