Specification Sheet
P8247 Series
Photometrics:
P8247-28-30K
ELECTRICAL DATA P8247-28-30K
Input Voltage 120V
Input Frequency 60 Hz
Input Current 700mA
Power Factor >0.90
THD <20%
EMI Filtering FCC 47CFR
Part 15, Class B
Operating Temperature -30ºC to 30ºC
Dimming Yes*
Over-voltage, over-current, short-circuit protected
*See Dimming Notes for more information
Ceiling to Floor
Nadir Height (ft)
FC FC Dia (ft) FC Dia (ft) FC Dia (ft) Fixture Spacing (ft) RCR 2 RCR 5 RCR 7
23 22 1 18 3 12 4 6 4.0
9 927456 8 7.0
4 433629 10.5 10.0
3 332 7 2 11 12 11.0
Single Unit, Initial Footcandles, 30" Work Plane
3
5
37
45
Multiple Units, Initial Footcandles, 30" Work Plane
10
o
20
o
2126
11
30
o
15
7
Spacing is Maximum Over Work Plane, SMH= 1.2
9
4
PERFORMANCE DATACHART
100
200
250
0º 15º 30º
45º
60º
75º
90º
Test No. 15.01267 70040774
Tested at 25ºC Ambient in accordance to IESNA LM-79-2008
P8247-28-30K
LED Light Engine: 3000K, 92 CRI
System Wattage: 10.5 W
Fixture Delivered Lumens: 644
Fixture Efficacy: 61
Spacing Criteria: 1.2
CANDELA
DISTRIBUTION
DEG CANDELA
0 222
5 220
15 212
25 196
35 174
45 147
55 112
65 70
75 38
85 27
90 18
ZONAL LUMEN SUMMARY
Zone Zone Lumens Total Lumens % Luminaire
0-10 23.11 23.11 3.59
10-20 64.54 88.65 13.8
20-30 69.93 185.6 28.8
30-40 112.4 298.0 46.2
40-50 110.6 408.5 63.4
50-60 92.96 501.5 77.8
60-70 63.84 565.3 87.7
70-80 30.43 595.8 92.4
80-90 18.55 614.3 95.3
90-100 14.03 628.3 97.5
100-110 7.23 635.6 98.6
110-120 4.517 640.1 99.3
120-130 2.37 624.5 99.7
130-140 1.12 643.6 99.9
140-150 .59 644.2 99.9
150-160 .26 644.5 100
COEFFICIENTS OF UTILIZATION
Room Cavity
Ratio
% Effective Ceiling Cavity Reectance
80% 70% 50% 30%
20% Effective Floor Cavity Reectance
% Wall Reectance
70 50 30 10 70 10 50 30 50 30
1 108 103 98 94 105 92 96 93 92 89
3 89 79 70 64 87 63 74 67 71 66
5 75 62 53 47 73 46 59 51 57 50
7 65 51 42 36 63 36 49 41 47 40
9 56 43 34 29 55 29 41 34 40 33
10 53 39 31 26 51 26 38 31 37
30
P8247-28/30K9-AC1-L06
Test No. 15.01267
70040774
. inch LED New Construction and Remodel • Wet Location
50
0
150