SPONSOR CPD PROGRAMME | LIGHTING LUX Manufacturer of theYear 2018 Module 173 December 2020 1. What proportion of 2019 global lighting sales was LED-related? A 5% B Nearly a quarter C Almost half D Just less than three-quarters E Practically all of it 2. What is the projected average efficacy of LED light sources in 2025? Name (please print) Job title Organisation Address Postcode Email Are you a member of CIBSE? If so, please state your A 13lm.W- B 62lm.W- C 103lm.W- The CIBSE Journal CPD Programme D 147lm.W- E 200+lm.W- By participating in this CPD module, you consent to sharing your details with Tamlite. Tamlite may contact you via email and/or telephone with further information and technical insight on its services. You have the right to opt out from such communications at any time. I understand that I will receive marketing communications from Tamlite after completing this module (please tick here): By entering your details above, you agree that CIBSE may contact you with information about CPD and other training or professional development programmes, and about membership of CIBSE if you are not a member. Go to www.cibsejournal.com/cpd to complete this questionnaire online. You will receive notification by email of successful completion, which can be used to validate your CPD records. Alternatively, fill in this page and post it to: N Hurley, CIBSE, 222 Balham High Road, London, SW12 9BS 3. If TM-21 was applied to data from a LED luminaire that had been tested for 7,000 hours, what is the maximum lifetime that can be reported? A 7,000 hours B 21,000 hours C 35,000 hours D 42,000 hours E 50,000 hours 4. What is unlikely to be included as part of the illustrated integrated LED luminaire? A Control B Heat sink C Housing D Lens E Replaceable lamp 5. What might be a reasonable first estimate for a LED luminaires lifetime nominal operating hours for a hotel membership number: References: 1 Lighting, IEA (2020), www.iea.org/reports/lighting accessed 31 October 2020. 2 Sustainable development model, World Energy Model, IEA bit.ly/CJDec20CPDTam1 accessed 31 October 2020. 3 LED lighting market size, share and trends analysis report by end use (residential, commercial, industrial, others), by product (lamps, luminaires), by application (indoor, outdoor), and segment forecasts, 2020-2027 bit.ly/CJDec20T2 accessed 31 October 2020. 4 BS EN 62722-2-1:2016 Luminaire performance. Particular requirements for LED luminaires, BSI 2016. 5 Evaluating performance of LED-based luminaires: guidance paper, LightingEurope 2018. 6 IES LM-80-08 Approved method: measuring lumen maintenance of LED light, IESNA, 2008. 7 IES TM-21-11 Projecting long-term lumen maintenance of LED light sources, IESNA, 2011. development if it is likely to be refurbished after 10 years? A 5,000 hours B 25,000 hours C 50,000 hours D 75,000 hours E 100,000 hours 50 December 2020 www.cibsejournal.com CIBSE DEC20 pp47-50 Supp CPD173 Tamlite v3.indd 50 20/11/2020 16:26