Case Study: Highmast installation 400W HID replacement
Light Distributions
Custom combinations of lenses/optics to suit the project are available on request.
5304 optic
5304-W optic
5355 optic
5356 optic
cd/klm
cd/klm
cd/klm
cd/klm
250 200
150
100
50
300 200 100
800
600 400 200
800
600 400 200
90
90
90
90
60
60
60
60
30
30
30
30
0
0
0
0
0°/180°
90°/270°
25°/155°
0°/180°
90°/270°
25°/155°
0°/180°
90°/270°
85°/95°
0°/180°
90°/270°
55°/125°
90°
90°
90°
90°
0°
0°
0°
0°
180°
180°
180°
180°
The LEDFLOOD-MAXI provides a 39% energy saving compared to a 400W high-intensity discharge luminaire, whilst fully meeting the application light level requirements. Comparing a 400W HID to a LE DFLOOD-MAXI highmast installation in a coal mine
Specifications Number of units per highmast: 9 Pole height: 30m
270°
270°
270°
270°
5357 optic
5357-W optic
5358 optic
5359 optic
cd/klm
cd/klm
cd/klm
cd/klm
8000
6000 4000 2000
3000 1000 5000
5000 4000
3000 2000 1000
2000 1500 1000 500
90
90
90
90
60
60
60
60
30
30
30
30
0
0
0
0
0°/180°
90°/270°
90°/270°
0°/180°
90°/270°
0°/180°
90°/270°
90°/90°
0°/180°
90°
90°
90°
90°
0°
0°
0°
0°
180°
180°
180°
180°
270°
270°
270°
270°
5405 optic
5407 optic
5366 optic
Luminaire fitted with 400W High-Pressure Sodium Lamp
LEDFLOOD-MAXI 160 LED
cd/klm
cd/klm
cd/klm
600 400 200
7500 12500
2500
600 400 200
Energy Savings
90
90
90
60
60
60
400W HPS/T
LEDFLOOD- MAXI
Luminaire power consumption
432W
265W
30
30
30
0
0
0
Maintenance factor
0.75
0.8
39% Energy Savings (*)
0°/180°
90°/270°
65°/115°
0°/180°
90°/270°
0°/180°
90°/270°
15°/165°
18.95lux
18.83lux
Eh ave
100%
90°
90°
90°
5.8lux
5.8lux
E min
61%
0°
0°
0°
180°
180°
180°
23 850W
Total power consumption (W)
38 880W
265W
432W
270°
270°
270°
Total cost of ownership (TCO) over 10 years based on R1.83/kWh
R2 683 345
R3 580 620
(*) Optic 5356, optimised design based on specifications
Detail on lighting design comparison available on request.
496
497
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