LIGHT PLUS UK

Photometric Data Sheet

CatalogueLP-FL3020400

Calculated photometric data — nominal values derived from a distribution model. Not LM-79 laboratory tested.

LuminaireStad - Flood & Spike Lights, 36 degLamp / LEDIntegrated LED module
Luminous flux72,000 lmInput power400.0 W
Efficacy180.0 lm/WCCT
CRI>90BUG rating (TM-15-11)B4-U0-G0
Beam angle (50% Imax)36.0°Field angle (10% Imax)59.4°
VoltageAC220~240V

Goniometry summary

DistributionDirect, rotationally symmetricMaximum intensity185,250.0 cd
At angle0° VLuminous shapeCircular
Luminous size473 mm dia.Spacing/height (nominal)1.14

Luminous intensity (cd)

463139262513893818525090°90°

Polar distribution, rotationally symmetric. 0° is straight down.

Zonal lumen summary

ZoneLumens% of total
0–30°67,25493.4%
0–60°72,000100.0%
0–90° (total)72,000100.0%

Flux emitted within each downward cone. 59% of the total falls inside the rated beam angle.

BUG rating B4-U0-G0

ZoneBack lmFront lm
Low 0–30°33,62733,627
Mid 30–60°2,3732,373
High 60–80°00
Very high 80–90°00
Uplight 90–100° / 100–180°0 / 0

Backlight, Uplight and Glare classes from the zone lumens, IES TM-15-11 limits. Calculated from this distribution.

Illuminance cone

1 m185250 luxØ0.6 m2 m46313 luxØ1.3 m3 m20583 luxØ1.9 m

Centre-beam illuminance and beam diameter on a surface directly below.

Intensity table

γcdγcd
185,250.046°254.9
185,125.447°179.8
184,592.948°125.5
183,516.349°86.7
181,808.150°59.2
179,408.651°40.0
176,280.752°26.8
172,407.353°0.0
167,790.754°0.0
162,451.555°0.0
10°156,428.056°0.0
11°149,774.557°0.0
12°142,560.158°0.0
13°134,866.559°0.0
14°126,785.660°0.0
15°118,416.661°0.0
16°109,863.562°0.0
17°101,231.763°0.0
18°92,625.064°0.0
19°84,143.165°0.0
20°75,878.666°0.0
21°67,914.767°0.0
22°60,323.768°0.0
23°53,165.469°0.0
24°46,486.670°0.0
25°40,320.371°0.0
26°34,686.472°0.0
27°29,592.373°0.0
28°25,033.974°0.0
29°20,996.775°0.0
30°17,458.176°0.0
31°14,388.477°0.0
32°11,753.078°0.0
33°9,513.879°0.0
34°7,631.080°0.0
35°6,064.381°0.0
36°4,774.382°0.0
37°3,723.283°0.0
38°2,875.984°0.0
39°2,199.985°0.0
40°1,666.486°0.0
41°1,249.987°0.0
42°928.288°0.0
43°682.389°0.0
44°496.590°0.0
45°357.6

Candela at each vertical angle, C0-C180 plane.

Floor illuminance & spacing (lux)

Mounting heightcentre0.5 m1.0 m1.5 m2.0 mBeam Ø
2.0 m46,31328,8725,690494321.3 m
2.5 m29,64022,2577,9181,4631851.6 m
3.0 m20,58317,0268,4372,5295261.9 m
3.5 m15,12213,2338,0063,2869812.3 m
4.0 m11,57810,4937,2183,6661,4222.6 m

Horizontal illuminance directly below the fitting (centre) and at each radial offset, for a single fitting. Use it to judge spacing for uniform light. Point-source projection, E = I·cosθ / D².