I am delighted to have used Kellwood...
- P. Nisbet, Wabtec Corporation
a project that was well planned and promptly accomplished
- E. McHugh, Loganair
Where others let us down, Kellwood did not
W. Coley, Barking Abbey School
...my client is over the moon with the end results
A. Fraser, MacLean Electrical
I'd certainly recommend them
V. Richardson, Stolle Europe
I'm more than pleased with the guys. I'd recommend them to anyone
G. Gray, Logoplaste
Lighting Case Study
Scotland's largest airport
Lighting Design Challenges
Working alongside the E&M consultants, the following light parameters needed to be adhered to:
Parameter | Target |
---|---|
Glare at both ground-level and pilot eye-level | <50 |
Minimum vertical and horizontal illuminance >70m away from masts | 20 lux |
Uniformity Lighting large areas from pre-existing column locations | >0.25 |
ULR Upward light spill was to be minimised | <1% |
Product Specification
Kellwood Lighting's designs demonstrated the 460W Ayrton 3 Series was the right product
for the job:
- IESNA Type IV Short Optics provided maximum forward throw, ensuring target lux levels were achieved across the extent of the aprons, while minimising tilt
- Observer Points at ground level and pilot eye-level minimised glare
- Environmental Temperatures, Operating Hours and Lumen Maintenance (TM21 Calculated L90B10>160,000hrs) were assessed to ensure designs had an application-specific Maintenance Factor
- In the unlikely event of overheating, Driver Safety Features included a temporary power de-rating ensuring continued operation, rather than a full thermal cut-out
- Iterations of Luminaire Tilt and Direction optimised minimum lux levels and uniformity while ensuring upward light ratio (ULR) was within tolerance
- Marine Resistant surface-finishes and stainless steel fixings (saltspray tested in accordance with ISO9227:2012), and an IP67 rating, protects the product and the investment
The Results
On-site lux surveys confirmed the modelling of the new lighting system had been accurate; light levels complied with the project brief.
Perhaps more pleasingly, on-site feedback from staff was positive. Pilots, when taxiing and stationery, as well ground handling staff, felt it was a more comfortable environment to be working in.
The airport will enjoy both environmental and economic benefits from a 40% reduction in energy costs.
forecast energy
reduction
≥40%
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