LIGHT PLUS UK

Photometric Data Sheet

CatalogueLP-ODL377245

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

LuminaireCascade - Wall Surface, 60 degLamp / LEDIntegrated LED module
Luminous flux5,400 lmInput power45.0 W
Efficacy120.0 lm/WCCT
CRI>90BUG rating (TM-15-11)B3-U0-G0
Beam angle (50% Imax)60.0°Field angle (10% Imax)99.0°
VoltageAC220~240V

Goniometry summary

DistributionDirect, rotationally symmetricMaximum intensity5,161.0 cd
At angle0° VLuminous shapeCircular
Luminous size138 mm dia.Spacing/height (nominal)2.34

Luminous intensity (cd)

129025813871516190°90°

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

Zonal lumen summary

ZoneLumens% of total
0–30°3,24460.1%
0–60°5,32098.5%
0–90° (total)5,400100.0%

Flux emitted within each downward cone. 60% of the total falls inside the rated beam angle.

BUG rating B3-U0-G0

ZoneBack lmFront lm
Low 0–30°1,6221,622
Mid 30–60°1,0381,038
High 60–80°3939
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 m5161 luxØ1.2 m2 m1290 luxØ2.3 m3 m573 luxØ3.5 m

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

Intensity table

γcdγcd
5,161.046°746.5
5,160.047°673.8
5,155.648°606.3
5,146.849°543.9
5,132.750°486.4
5,112.751°433.6
5,086.452°385.2
5,053.353°341.2
5,013.254°301.2
4,965.955°265.1
10°4,911.156°232.5
11°4,848.957°203.2
12°4,779.158°177.0
13°4,702.059°153.7
14°4,617.560°133.0
15°4,525.961°114.7
16°4,427.462°98.6
17°4,322.363°84.4
18°4,211.164°72.1
19°4,094.065°61.3
20°3,971.766°51.9
21°3,844.567°43.9
22°3,713.168°36.9
23°3,578.069°31.0
24°3,439.770°25.9
25°3,299.171°21.5
26°3,156.572°17.9
27°3,012.773°14.8
28°2,868.474°12.1
29°2,724.175°10.0
30°2,580.576°8.1
31°2,438.177°6.6
32°2,297.678°5.4
33°2,159.479°4.3
34°2,024.180°3.5
35°1,892.181°2.8
36°1,763.882°2.2
37°1,639.783°1.8
38°1,520.084°1.4
39°1,405.185°1.1
40°1,295.186°0.9
41°1,190.387°0.7
42°1,090.788°0.5
43°996.589°0.0
44°907.890°0.0
45°824.4

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 m1,2901,053550212732.3 m
2.5 m8267284792461102.9 m
3.0 m5735273952441323.5 m
3.5 m4213973222251404.0 m
4.0 m3233082632001384.6 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.