22 / 40
LiD
08-09/15
20
options, enabling clients to see where and when
it would be best to spend the money.”
The lifecycle analysis conducted by Blair Ham-
mond & Associates showed that the first lighting
design, which included high specification products,
like Eurolux’s ALT 92W floodlights (F5157), would
have a total cost of ownership of R635 275.97, over
a period of 15 years.The second lighting design, on
the other hand, would have a total cost of owner-
ship of R772 798.90 over a 15 year period. However,
the first design would have an initial procurement
cost of R151 072.18, while the second design only
required R87 595.28.
“To see these initial procurement costs in per-
spective you also have to consider the relamping
cost, which in the case of the first design came to
R35 760.43, while the second design came in at
R84 099.53.The first design would also only require
157 222.30 kWh over a 15 year period, while the
second would demand 211 843.21 kWh,” explains