LIGHT PLUS UK

Photometric Data Sheet

CatalogueLP-FL3021200

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

LuminaireBold II - Flood & Spike Lights, 36 degLamp / LEDIntegrated LED module
Luminous flux28,000 lmInput power200.0 W
Efficacy140.0 lm/WCCT
CRI>90BUG rating (TM-15-11)B4-U0-G0
Beam angle (50% Imax)36.0°Field angle (10% Imax)59.4°
VoltageAC220~240V

Goniometry summary

DistributionDirect, rotationally symmetricMaximum intensity72,041.7 cd
At angle0° VLuminous shapeCircular
Luminous size400 mm dia.Spacing/height (nominal)1.14

Luminous intensity (cd)

1801036021540317204290°90°

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

Zonal lumen summary

ZoneLumens% of total
0–30°26,15493.4%
0–60°28,000100.0%
0–90° (total)28,000100.0%

Flux emitted within each downward cone. 59% of the total falls inside the rated beam angle.

BUG rating B4-U0-G0

ZoneBack lmFront lm
Low 0–30°13,07713,077
Mid 30–60°923923
High 60–80°00
Very high 80–90°00
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 m72042 luxØ0.6 m2 m18010 luxØ1.3 m3 m8005 luxØ1.9 m

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

Intensity table

γcdγcd
72,041.746°99.1
71,993.247°69.9
71,786.148°48.8
71,367.549°33.7
70,703.150°23.0
69,770.051°15.6
68,553.652°10.4
67,047.353°0.0
65,251.954°0.0
63,175.655°0.0
10°60,833.156°0.0
11°58,245.657°0.0
12°55,440.058°0.0
13°52,448.159°0.0
14°49,305.560°0.0
15°46,050.961°0.0
16°42,724.762°0.0
17°39,367.963°0.0
18°36,020.864°0.0
19°32,722.365°0.0
20°29,508.366°0.0
21°26,411.367°0.0
22°23,459.268°0.0
23°20,675.469°0.0
24°18,078.170°0.0
25°15,680.171°0.0
26°13,489.272°0.0
27°11,508.173°0.0
28°9,735.474°0.0
29°8,165.475°0.0
30°6,789.276°0.0
31°5,595.577°0.0
32°4,570.678°0.0
33°3,699.879°0.0
34°2,967.680°0.0
35°2,358.481°0.0
36°1,856.782°0.0
37°1,447.983°0.0
38°1,118.484°0.0
39°855.585°0.0
40°648.186°0.0
41°486.187°0.0
42°360.988°0.0
43°265.389°0.0
44°193.190°0.0
45°139.1

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 m18,01011,2282,213192121.3 m
2.5 m11,5278,6563,079569721.6 m
3.0 m8,0056,6213,2819832041.9 m
3.5 m5,8815,1463,1141,2783822.3 m
4.0 m4,5034,0802,8071,4265532.6 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.