LIGHT PLUS UK

Photometric Data Sheet

CatalogueLP-SLR1030-H250

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

LuminaireTop - Solar Lights, 90 degLamp / LEDIntegrated LED module
Luminous flux3,300 lmInput power30.0 W
Efficacy110.0 lm/WCCT
CRI>90BUG rating (TM-15-11)B2-U0-G1
Beam angle (50% Imax)90.0°Field angle (10% Imax)130.2°
Voltage

Goniometry summary

DistributionDirect, rotationally symmetricMaximum intensity1,628.3 cd
At angle0° VLuminous shapeCircular
Luminous size530 mm dia.Spacing/height (nominal)4.30

Luminous intensity (cd)

4078141221162890°90°

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

Zonal lumen summary

ZoneLumens% of total
0–30°1,28538.9%
0–60°3,04392.2%
0–90° (total)3,300100.0%

Flux emitted within each downward cone. 72% of the total falls inside the rated beam angle.

BUG rating B2-U0-G1

ZoneBack lmFront lm
Low 0–30°642642
Mid 30–60°879879
High 60–80°115115
Very high 80–90°1414
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 m1628 luxØ2.0 m2 m407 luxØ4.0 m3 m181 luxØ6.0 m

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

Intensity table

γcdγcd
1,628.346°772.2
1,628.347°730.5
1,628.248°689.2
1,628.149°648.4
1,627.850°608.2
1,627.451°568.9
1,626.752°530.5
1,625.853°493.3
1,624.554°457.3
1,622.855°422.7
10°1,620.656°389.5
11°1,617.857°357.8
12°1,614.458°327.7
13°1,610.359°299.3
14°1,605.460°272.6
15°1,599.761°247.5
16°1,593.062°224.2
17°1,585.363°202.5
18°1,576.464°182.5
19°1,566.565°164.2
20°1,555.266°147.4
21°1,542.767°132.1
22°1,528.868°118.3
23°1,513.569°105.9
24°1,496.770°94.7
25°1,478.371°84.8
26°1,458.572°75.9
27°1,437.073°68.1
28°1,413.974°61.2
29°1,389.275°55.2
30°1,362.976°49.9
31°1,335.077°45.3
32°1,305.578°41.4
33°1,274.579°37.9
34°1,242.080°34.9
35°1,208.181°32.4
36°1,172.982°30.1
37°1,136.483°28.2
38°1,098.884°26.6
39°1,060.185°25.1
40°1,020.586°23.8
41°980.287°22.7
42°939.288°21.7
43°897.889°20.8
44°856.090°0.0
45°814.1

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 m407366259146724.0 m
2.5 m261244196135825.0 m
3.0 m181173149115806.0 m
3.5 m13312911696737.0 m
4.0 m102999279658.0 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.