LIGHT PLUS UK

Photometric Data Sheet

CatalogueLP-SLR2050

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

LuminaireFlood Light Solar - Solar Lights, 30 degLamp / LEDIntegrated LED module
Luminous flux7,500 lmInput power50.0 W
Efficacy150.0 lm/WCCT
CRI>90BUG rating (TM-15-11)B4-U0-G0
Beam angle (50% Imax)30.0°Field angle (10% Imax)50.2°
Voltage18 - 24DC

Goniometry summary

DistributionDirect, rotationally symmetricMaximum intensity26,645.4 cd
At angle0° VLuminous shapeCircular
Luminous size310 mm dia.Spacing/height (nominal)0.94

Luminous intensity (cd)

666113323199842664590°90°

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

Zonal lumen summary

ZoneLumens% of total
0–30°7,19495.9%
0–60°7,46199.5%
0–90° (total)7,500100.0%

Flux emitted within each downward cone. 56% of the total falls inside the rated beam angle.

BUG rating B4-U0-G0

ZoneBack lmFront lm
Low 0–30°3,5973,597
Mid 30–60°134134
High 60–80°1616
Very high 80–90°33
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 m26645 luxØ0.5 m2 m6661 luxØ1.1 m3 m2961 luxØ1.6 m

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

Intensity table

γcdγcd
26,645.446°54.3
26,613.447°51.6
26,482.948°49.1
26,226.349°46.8
25,828.150°44.7
25,279.851°42.7
24,579.152°40.8
23,729.053°38.9
22,737.554°37.1
21,617.555°35.4
10°20,385.856°33.7
11°19,062.457°32.0
12°17,670.058°30.5
13°16,232.859°28.9
14°14,775.660°27.5
15°13,322.761°26.0
16°11,897.462°24.7
17°10,520.563°23.4
18°9,210.464°22.1
19°7,982.165°20.9
20°6,846.966°19.7
21°5,812.767°18.6
22°4,883.668°17.5
23°4,060.569°16.5
24°3,341.570°15.5
25°2,721.871°14.6
26°2,195.272°13.7
27°1,753.673°12.9
28°1,388.474°12.1
29°1,090.475°11.3
30°850.576°10.6
31°659.977°9.9
32°510.478°9.2
33°394.779°8.6
34°306.380°8.0
35°239.481°7.5
36°189.582°7.0
37°152.483°6.5
38°125.284°6.0
39°105.385°5.6
40°90.786°5.2
41°80.087°4.8
42°72.088°4.5
43°66.089°4.1
44°61.390°0.0
45°57.5

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 m6,6613,3613482051.1 m
2.5 m4,2632,8116496791.3 m
3.0 m2,9612,245823155211.6 m
3.5 m2,1751,789869248491.9 m
4.0 m1,6651,441840322872.1 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.