Specification Sheet

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P632-EB WITH P6621-30
Report No. 98143
No. Lamps: 1 Type Lamp: 32W CF TRIPLE-SYLVANIA Total Lumens: 2400
Fixture Efficiency: 48.0%
S/MH Ratio: 1.5
Single Fixture Data
Ceiling
Ht.(Ft.)
10% Values
Ft.-C Beam Dia.
Zero
Degrees
Ft.-C
50% Values
Ft.-C Beam Dia.
Ft.-C (Footcandles) are initial and measured 2’-6" from floor
16 0.2 41 1.9 0.9 21
14 0.3 35 2.6 1.3 18
12 0.4 29 3.8 1.9 15
10 0.6 23 6.0 3.0 11
8 1.1 17 11.2 5.6 8
Beam Angle - 113˚ Beam Angle - 75˚
Quick Calculator Charts
0 100 200 300 400 500
0
6
12
18
24
30
Initial Footcandles
2’6" from floor
Area per Fixture (sq. ft.)
Room Reflectances: 80% Ceiling, 50% Wall, 20% Floor
Ceiling Ht.= 9 ft.
Medium Room - RCR=5.0
120 to 200 square foot area
0 100 200 300 400 500
0
10
20
30
40
50
Initial Footcandles
2’6" from floor
Area per Fixture (sq. ft.)
Room Reflectances: 80% Ceiling, 50% Wall, 20% Floor
Ceiling Ht.= 10 ft.
Large Room - RCR=2.0
1500 to 2500 square foot area
5˚
15˚
25˚
35˚
45˚
55˚
65˚
75˚
85˚
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
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DISTRIBUTION CURVE INTENSITY DATA
340
344
352
355
354
358
362
351
326
293
255
215
175
135
97
62
33
13
0
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70 50 30 10 70 50 30 10 50 30 10 50 30 10 50 30 10 0
80 70 50 30 10 0
RW
RC
10
9
8
7
6
5
4
3
2
1
0
Effective Floor Cavity Reflectance 0.20
ZONAL CAVITY COEFFICIENTS OF UTILIZATION
57 57 57 57 56 56 56 56 53 53 53 51 51 51 49 49 49 48
52 50 48 46 51 49 47 46 47 45 44 45 44 43 43 42 42 41
48 44 41 38 46 43 40 37 41 39 36 40 37 36 38 36 35 34
43 38 35 31 42 38 34 31 36 33 31 35 32 30 34 31 30 28
40 34 30 27 39 33 29 26 32 29 26 31 28 26 30 27 25 24
36 30 26 23 35 30 26 23 29 25 22 28 25 22 27 24 22 21
34 27 23 20 33 27 23 20 26 22 20 25 22 19 24 21 19 18
31 25 20 17 30 24 20 17 23 20 17 23 19 17 22 19 17 16
29 22 18 15 28 22 18 15 21 18 15 21 18 15 20 17 15 14
27 20 16 14 26 20 16 14 20 16 14 19 16 14 19 16 14 13
25 19 15 12 25 19 15 12 18 15 12 18 15 12 17 14 12 11