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Lighting : LIGHTING Feb-Mar 2018
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36 LIGHTING MAGAZINE | February/March 2018 Table 5. Examples of general office with NCC2019 adjustment factors applied – no RAR applied NCC2019 case scenario No RAR adjustment since RAR> 1.5 Rigorous use of controls, significant daylight sensing allowance included, CRI>90, CCT <3,000K. Rigorous use of controls, no daylight sensing allowance included, CRI>90, CCT <3,000K. Good use of controls, daylight sensing allowance included, CRI>90, CCT ≤ 3,000K. Good use of controls, no daylight sensing allowance included, CRI>80, CCT ≤ 3,000K. Good use of controls, daylight sensing allowance, CRI>80, CCT = 4,000K or 5,000K. Poor controls, daylight sensing allowance included, CRI>80, CCT = 4,000K or 5,000K. Max IPD from Table 6.2a 4.5 4.5 4.5 4.5 4.5 4.5 Controls A = 0.5 0.5 0.6 0.6 0.6 0.5 Controls B = 0.6 0.6 0.85 0.85 1 1 Controls adjustment factor multiplied 0.4 0.4 0.56 0.56 0.60 0.5 Max IPD after controls adjustment 11.3 11.3 8.1 8.1 7.5 9.0 CRI >90 1.1 1.1 1.1 1 1 1 Max IPD after lx quality adjustment 12.4 12.4 8.9 8.1 7.5 9.0 CCT <3,000K 1.2 1.2 1.2 1.2 1 1 Max IPD after lx quality adjustment 14.9 14.9 10.7 9.7 7.5 9.0 Table 6. Examples of general office with NCC2016 adjustment factors applied – no RAR applied NCC2016 case scenario No RAR adjustment since RAR> 1.5 Rigorous use of controls, significant daylight sensing allowance included, CRI>90, CCT <3,000K. Rigorous use of controls, no daylight sensing allowance included, CRI>90, CCT <3,000K. Good use of controls, daylight sensing allowance included, CRI>90, CCT ≤ 3,000K. Good use of controls, no daylight sensing allowance included, CRI>80, CCT ≤ 3,000K. Good use of controls, daylight sensing allowance, CRI>80, CCT = 4,000K or 5,000K. Poor controls, daylight sensing allowance included, CRI>80, CCT = 4,000K or 5,000K. Max IPD from Table 6.2a 9 9 9 9 9 9 Controls A = 0.5 0.55 0.5 0.7 0.5 0.5 Controls B = 0.95 0.85 0.7 1 0.7 1 Controls adjustment factor multiplied 0.49 0.51 0.43 0.70 0.43 0.50 Max IPD after controls adjustment 18.5 17.7 21.2 12.9 21.2 18.0 LIGHTING AUSTRALIA INSIDE AND OUT
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