LIGHT PLUS UK

Photometric Data Sheet

CatalogueLP-UL657324

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

LuminaireElena - Floor Lights, 30 degLamp / LEDIntegrated LED module
Luminous flux2,400 lmInput power24.0 W
Efficacy100.0 lm/WCCT
CRI>90BUG rating (TM-15-11)B3-U0-G0
Beam angle (50% Imax)30.0°Field angle (10% Imax)50.2°
VoltageAC220~240V

Goniometry summary

DistributionDirect, rotationally symmetricMaximum intensity8,526.5 cd
At angle0° VLuminous shapeCircular
Luminous size500 mm dia.Spacing/height (nominal)0.94

Luminous intensity (cd)

213242636395852790°90°

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

Zonal lumen summary

ZoneLumens% of total
0–30°2,30295.9%
0–60°2,38899.5%
0–90° (total)2,400100.0%

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

BUG rating B3-U0-G0

ZoneBack lmFront lm
Low 0–30°1,1511,151
Mid 30–60°4343
High 60–80°55
Very high 80–90°11
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 m8527 luxØ0.5 m2 m2132 luxØ1.1 m3 m947 luxØ1.6 m

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

Intensity table

γcdγcd
8,526.546°17.4
8,516.347°16.5
8,474.548°15.7
8,392.449°15.0
8,265.050°14.3
8,089.551°13.7
7,865.352°13.0
7,593.353°12.4
7,276.054°11.9
6,917.655°11.3
10°6,523.456°10.8
11°6,100.057°10.3
12°5,654.458°9.7
13°5,194.559°9.3
14°4,728.260°8.8
15°4,263.361°8.3
16°3,807.262°7.9
17°3,366.663°7.5
18°2,947.364°7.1
19°2,554.365°6.7
20°2,191.066°6.3
21°1,860.167°6.0
22°1,562.868°5.6
23°1,299.469°5.3
24°1,069.370°5.0
25°871.071°4.7
26°702.572°4.4
27°561.273°4.1
28°444.374°3.9
29°348.975°3.6
30°272.176°3.4
31°211.277°3.2
32°163.378°3.0
33°126.379°2.8
34°98.080°2.6
35°76.681°2.4
36°60.682°2.2
37°48.883°2.1
38°40.184°1.9
39°33.785°1.8
40°29.086°1.7
41°25.687°1.5
42°23.188°1.4
43°21.189°1.3
44°19.690°0.0
45°18.4

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 m2,1321,075111621.1 m
2.5 m1,3648992082231.3 m
3.0 m9477182635071.6 m
3.5 m69657327879161.9 m
4.0 m533461269103282.1 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.