LIGHT PLUS UK

Photometric Data Sheet

CatalogueLP-IL291045

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

LuminaireIndu - Industrial Lights, 120 degLamp / LEDIntegrated LED module
Luminous flux6,750 lmInput power45.0 W
Efficacy150.0 lm/WCCT
CRI>90BUG rating (TM-15-11)B2-U0-G2
Beam angle (50% Imax)120.0°Field angle (10% Imax)171.0°
VoltageAC220~240V

Goniometry summary

DistributionDirect, rotationally symmetricMaximum intensity2,068.9 cd
At angle0° VLuminous shapeCircular
Luminous size1,220 mm dia.Spacing/height (nominal)11.34

Luminous intensity (cd)

51710341552206990°90°

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

Zonal lumen summary

ZoneLumens% of total
0–30°1,70025.2%
0–60°5,18776.9%
0–90° (total)6,750100.0%

Flux emitted within each downward cone. 77% of the total falls inside the rated beam angle.

BUG rating B2-U0-G2

ZoneBack lmFront lm
Low 0–30°850850
Mid 30–60°1,7441,744
High 60–80°664664
Very high 80–90°117117
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 m2069 luxØ3.5 m2 m517 luxØ6.9 m3 m230 luxØ10.4 m

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

Intensity table

γcdγcd
2,068.946°1,561.9
2,068.947°1,529.0
2,068.848°1,495.1
2,068.849°1,460.3
2,068.750°1,424.6
2,068.551°1,388.1
2,068.352°1,350.8
2,067.953°1,312.8
2,067.354°1,274.3
2,066.655°1,235.2
10°2,065.656°1,195.6
11°2,064.357°1,155.7
12°2,062.858°1,115.4
13°2,060.959°1,075.0
14°2,058.660°1,034.4
15°2,055.961°993.8
16°2,052.862°953.3
17°2,049.163°913.0
18°2,044.964°872.8
19°2,040.265°833.1
20°2,034.866°793.7
21°2,028.767°754.9
22°2,021.968°716.6
23°2,014.369°679.0
24°2,006.070°642.2
25°1,996.871°606.2
26°1,986.872°571.1
27°1,975.873°537.0
28°1,963.974°503.8
29°1,951.075°471.8
30°1,937.176°440.8
31°1,922.177°411.0
32°1,906.178°382.3
33°1,889.079°354.9
34°1,870.780°328.7
35°1,851.381°303.7
36°1,830.882°280.0
37°1,809.183°257.5
38°1,786.284°236.3
39°1,762.285°216.3
40°1,737.086°197.5
41°1,710.687°179.8
42°1,683.188°163.4
43°1,654.489°148.1
44°1,624.790°0.0
45°1,593.8

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 m5174703542321416.9 m
2.5 m3313112591941358.7 m
3.0 m23022019415712010.4 m
3.5 m16916414912810412.1 m
4.0 m1291261171048913.9 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.