Photometric Report
BRLU-22-3L-840-L18.ies
Luminaire lumens
3,061 lm
Calculated from the candela data
Efficacy
147 lm/W
At 20.8 W input
Peak intensity
989 cd
At 5° vertical, 45° horizontal
Luminaire efficiency
91%
Of 3,371 rated lamp lumens
Polar Candela Distribution
Each curve is a vertical slice through the luminaire: the listed plane on the right, the plane 180° opposite on the left. 0° is straight down.
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3D Candela Distribution
Intensity in every direction. Distance from the centre is candela. Drag to rotate.
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Iso Candela Diagram
Looking up at the luminaire. The centre is straight down and the outer ring is the horizon (90°). Horizontal angles run clockwise from 0° at the top.
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Cone of Light
Light level directly below the luminaire, and the beam width on the floor where intensity falls to 50% of peak. Two widths are listed when the luminaire's 0–180° and 90–270° beams differ.
| Mtg Height | Light Level | Beam Diameter (0°-180°) | Beam Diameter (90°-270°) |
|---|---|---|---|
| 6.0 ft | 26.9 fc | 17.0 ft | 21.1 ft |
| 8.0 ft | 15.1 fc | 22.6 ft | 28.1 ft |
| 10.0 ft | 9.7 fc | 28.3 ft | 35.2 ft |
| 12.0 ft | 6.7 fc | 34.0 ft | 42.2 ft |
| 14.0 ft | 4.9 fc | 39.6 ft | 49.2 ft |
| 16.0 ft | 3.8 fc | 45.3 ft | 56.3 ft |
| 24.0 ft | 1.7 fc | 67.9 ft | 84.4 ft |
| 32.0 ft | 0.9 fc | 90.6 ft | 112.5 ft |
| 40.0 ft | 0.6 fc | 113.2 ft | 140.7 ft |
| 48.0 ft | 0.4 fc | 135.8 ft | 168.8 ft |
| 56.0 ft | 0.3 fc | 158.5 ft | 197.0 ft |
| 64.0 ft | 0.2 fc | 181.1 ft | 225.1 ft |
File Details
- File
- BRLU-22-3L-840-L18.ies
- Format
- LM-63-2002
- Photometric type
- Type C
- Horizontal symmetry
- Symmetric in each quadrant
- Angles
- 19 vertical × 5 horizontal
- Light sources
- 84 × 40.1 lm
- Luminous opening (W × L × H)
- 1.98958 × 1.98958 × 0.197757 ft
- Input watts
- 20.8 W
- Ballast factor
- 1
- Candela multiplier
- 1
- Ballast-lamp factor
- 1
- Test lab
- LTI Optics - www.ltioptics.com/ies
- Test date
- Tue Nov 12 13:04:49 2024
- Test number
- 1
- Manufacturer
- BJ TAKE LIGHTING
- Luminaire
- BRLU-22-3L-840-L18
- Lamp
- LED 0.17875W 2835 MID POWER (65MA)
- Lamp catalogue number
- SPMWH1228MD5WATUVK