2009 code & application standards
TRANSCRIPT
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The SLL Code and LightingApplication Standards
Peter Raynham & Lou Bedocs
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Introduction
• What standards are there is this area?
• Where do they come from?
• What standards are currently beingdeveloped?
• How does this relate to the SLL Code?
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Standards (1)
Energy performance of buildings. Energyrequirements for lighting
BS EN 15193:2007
Spatial distribution of daylight. CIE standard generalsky
BS ISO 15469:2004
Safety of machinery. Integral lighting of machinesBS EN 1837:1999
Lighting of work places. Outdoor work placesBS EN 12464-2:2007
Light and lighting. Lighting of work places. Indoor workplaces
BS EN 12464-1:2002
Lighting for buildings. Code of practice for daylightingBS 8206-2:2008
Light and lighting. Basic terms and criteria forspecifying lighting requirements
BS EN 12665:2002
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Standards (2)
Emergency lighting. Code of practice for design,installation, maintenance and use of optical fibresystems
BS 5266-4:1999
Emergency lighting. Code of practice for electrical lowmounted way guidance systems for emergency use
BS 5266-2:1998
Guide to the design and provision of emergencylighting to reduce the risks from hazards in the eventof failure of the normal lighting supply
BS 5266-10:2008
Emergency lighting. Code of practice for theemergency lighting of premises
BS 5266-1:2005
Emergency escape lighting systemsBS EN50172:2004/BS 5266-8:2004
Lighting applications. Emergency lightingBS EN 1838:1999/BS5266-7:1999
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Standards (3)
Road lighting. Performance requirementBS EN 13201-2:2003
Code of practice for the design of road lighting.Lighting of tunnels
BS 5489-2:2003+A1:2008
Code of practice for the design of road lighting.Lighting of roads and public amenity areas
BS 5489-1:2003+A2:2008
Light and lighting. Sports lightingBS EN 12193:2007
Emergency lighting. Code of practice for non-electricallow mounted way guidance systems for emergencyuse. Photoluminescent systems
BS 5266-6:1999
Emergency lighting. Specification for component partsof optical fibre systems
BS 5266-5:1999
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Standards (4)
Light and lighting. Measurement and presentation ofphotometric data of lamps and luminaires.Presentation of data for indoor and outdoor workplaces
BS EN 13032-2:2004
Light and lighting. Measurement and presentation ofphotometric data of lamps and luminaires.Measurement and file format
BS EN 13032-1:2004
Luminance meters. Requirements and test methodsBS 7920:2005
Illuminance meters. Requirements and test methodsBS 667:2005
Road lighting. Methods of measuring lightingperformance
BS EN 13201-4:2003
Road lighting. Calculation of performanceBS EN 13201-3:2003
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Standards (5)
Measurement and assessment of personal exposuresto incoherent optical radiation. Terminology andquantities used in UV-, visible and IR-exposuremeasurements
BS EN 14255-4:2006
Measurement and assessment of personal exposuresto incoherent optical radiation. UV-Radiation emittedby the sun
BS EN 14255-3:2008
Measurement and assessment of personal exposuresto incoherent optical radiation. Visible and infraredradiation emitted by artificial sources in the workplace
BS EN 14255-2:2005
Measurement and assessment of personal exposuresto incoherent optical radiation. Ultraviolet radiationemitted by artificial sources in the workplace
BS EN 14255-1:2005
Photometry. The CIE system of physical photometryBS ISO 23539:2005
Measurement and presentation of photometric data oflamps and luminaires. Presentation of data foremergency lighting of work places
BS EN 13032-3:2007
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Where Do Standards Come From?
• International – CIE / ISO
• European - CEN
• UK - BSI
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CIE
• 7 Divisions
1 - Vision & Colour
2 - Measurement of Light & Radiation
3 - Indoor Environment & Lighting Design
4 - Lighting for Signalling & Transport
5 - Exterior Lighting & Other Applications
6 - Photobiology & Photochemistry
8 - Image Technology
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CIE - Process
• CIE has large number of TCs
• Most TCs generate reports
• Some TCs write standards
• TCs made up of Experts interested in thetopic
• Standards sent to ISO for adoption
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CEN
• TC 169 Light and Lighting
• Main committee meets once per year toreview progress and set objectives
• All members of committee and workgroups delegates from national standardsbodies.
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CEN Working Groups (1)
• WG1 - Basic terms and criteria
• WG2 - Lighting of work places
• WG3 - Emergency lighting inbuildings
• WG4 - Sports Lighting
• WG5 / JWG - Road Lighting
(Joint working group with CEN TC 226)
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CEN Working Groups (2)
• WG6 - Tunnel Lighting
• WG7 - Photometry
• WG8 - Photobiology
• WG9 - Energy performance ofbuildings
• WG10 - Performance of OpticalMaterials for Luminaires
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CEN – Current Activity
• WG1
• WG2
• WG5 / JWG
• WG7
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WG1
• New Convenor – Peter Thorns
• Full review of EN 12665
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Revision of European Standard EN 12464-1
ON
Lighting of Indoor Work Places
L.BedocsThorn Lighting
January 2009
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EN 12464-Part1: 2009
Lighting of Indoor Work Places
Covers industrial
commercial
offices
education
healthcare
public places
entertainment
transport
European Standard
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Lighting Design Criteria
1. Luminous environment2. Luminance distribution3. Illuminance4. Illuminance grid*5. Glare6. Lighting in the interior space*7. Colour aspects8. Flicker and stroboscopic effects9. Maintenance factor10. Energy efficiency requirements11. Daylight12. Lighting of work stations with Display Screen Equipments (DSE)13. Variability of light*
* New sections
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Luminous environment
Lighting requirements to satisfy basic human needs ofVisual comfortVisual performanceSafetyHealth
Determined by parametersLuminance distributionIlluminanceGlareDirectionality of lightColour rendering and appearance aspectsFlickerDaylightVariability of the light
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c
ρ 0.7 - 0.9
Em = 30 lux, Uo = 0.1
ρ 0.5 - 0.8
Em = 50 lux, Uo = 0.1
ρ 0.2 - 0.4
Luminance distribution Measures
Some applications, offices, teaching places, hospitals need brighter surfaces Ec >100 lx, Ew >50 lx
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Illuminance
Background
Task
ImmediateSurround
Task Immediate Surround Backgroundlux lux lux750 500 100
500 300 100300 200 100200 same as task 100
Uo Uo Uo
>0.4/0.6/0.7 >0.4 >0.4
0.5 m
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Illuminance Grid
p = 0.2 x 5logd
p- is the maximum grid cell size (m), d- is the longer dimension of the area (m)
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Lighting in the Interior
• Mean cylindrical illuminance requirements in the activity spaces
Ec = 50 lx (in offices, teaching areas 150 lx) at 1.2m above floor
• Modelling Index
Ec/Eh > 0.33 at 1.2m above floor
• Directional lighting of visual task
Lighting from specific direction to create shadows and emphases
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Maintenance Factor
MF = LLMF x LSF x LMF x RSMF
Follow CIE 97.2
Prepare maintenance schedule
State all assumptions
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Energy Consideration
Follow therecommendations and estimation of energy requirements in EN 15193
Use lighting controlsapply
daylight dependency factor FD
FD range from 1.0 to 0.8and
absence dependency factor FO
FO range from 1.0 to 0.7
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Lighting of workstation with DSE
Developed in accordance with ISO 9241- 307:2007 recommendations
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Variability of Light
Vary the Intensity and Colour of light
to support
health, emotion and stimulation of people in the work place
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The schedule of interiors
53 task groups
288 task types
Em - maintained illuminance (lux)
UGRL - unified glare rating limit
Uo - illuminance uniformity
Ra - minimum colour rendering indices
Remarks - specific requirements, Ev, Tcp, DSE, controls, etc.
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Extract from Schedule
Offices
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WG5
• Difficulties due to being run from TC 169and TC 226
• Dave Coatham now agreeded asconvenor
• Work about to start on revision of EN13201 series
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British Standards
• CPL 34/8 - Road LightingWG5/JWG, WG6
• CPL 34/9 - Emergency LightingWG3
• CPL 34/10 - Light & LightingWG1, WG2, WG4, WG7, WG8
WG9, WG10
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SLL Code
• Code - guidance on lighting publishedsince 1936
• Based on standards but providing practicaladvice
• Also reflects legislation
• Regularly updated
• Part of the SLL family of publications
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Contents of 2009 Code
• Glossary
• The Effects of Light
• Recommendations (Indoor)
• Recommendations (Outdoor)
• Recommendations (Road)
• Lighting Equipment
• Lighting Design
• Calculations
• Appendices
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Glossary
• Based on EN 12665
• Main text and informative annex merged togive technical and useful definition of topictogether
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The Effects of Light
• Provides a general introduction to the useof light
• Diverse set of topics
– Daylight
– Task performance
– Glare
– Colour
– Lighting & health
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Recommendations (Indoor)
• Based on EN 12464 part 1
• Additional information on:
– Room surfaces
– Illuminance ratios
– Display screen equipment
– Power density
• Schedule of areas
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Recommendations (Outdoor)
• Based on EN 12464 part 2
• Additional information on:
– Obtrusive light
• Schedule of areas
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Recommendations (Road)
• Based on EN 13201 part 2 BS 5489-1
• Provides methods for selection of roadlighting class
• Gives the classes from EN13201-2
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Lighting Equipment
• Lamps
• Luminaires
• Controls
Note: all of these refer to product standards
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Lighting Design
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Calculations
• Derivations, Formulae, Applications &Examples
• Calculation of:
– Illuminance (direct & indirect)
– Glare (discomfort & disability)
– Photometric data
Note uses formulae from CIE reports andCEN standards
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Appendices
• Financial Appraisals
• Alternative Calculations of Illuminance
• Verification of Lighting InstallationPerformance
• Up lighting Design
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On the CD
• Lighting Guides
• Lighting Guides– Guide to fibre-optic and remote-source systems
– LG1: The Industrial Environment
– LG7:Office Lighting Guide
– LG9: Lighting for Communal Residential Buildings
– LG12:Emergency Lighting Design Guide
– Obtrusive Light Guide
• Factfiles & Addenda
• LIF Technical Statements
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New 2009 Code
• Out soon
• Packed full of information & up to date
• But don’t forget….
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Out next month!